diff --git a/config/scripts/dev-rolldown-runtime-env.test.mjs b/config/scripts/dev-rolldown-runtime-env.test.mjs
deleted file mode 100644
index 881e4a824cc..00000000000
--- a/config/scripts/dev-rolldown-runtime-env.test.mjs
+++ /dev/null
@@ -1,25 +0,0 @@
-import { describe, expect, it } from 'vitest'
-import {
-  removeDevRolldownRuntimeEnv,
-  withDevRolldownRuntimeEnv
-} from './dev-rolldown-runtime-env.mjs'
-
-describe('dev Rolldown runtime env', () => {
-  it('removes only the keys it added, keeping caller choices', () => {
-    const env = withDevRolldownRuntimeEnv({ RAYON_NUM_THREADS: '2', PATH: '/bin' }, 24)
-    expect(env).toMatchObject({
-      MIMALLOC_PURGE_DELAY: '0',
-      ROLLDOWN_WORKER_THREADS: '4',
-      RAYON_NUM_THREADS: '2'
-    })
-    removeDevRolldownRuntimeEnv(env)
-    expect(env).toEqual({ RAYON_NUM_THREADS: '2', PATH: '/bin' })
-  })
-
-  it('keeps Rolldown thread defaults on small hosts', () => {
-    expect(withDevRolldownRuntimeEnv({}, 4)).toEqual({
-      MIMALLOC_PURGE_DELAY: '0',
-      ORCA_DEV_RUNTIME_ENV_KEYS: 'MIMALLOC_PURGE_DELAY'
-    })
-  })
-})
diff --git a/config/scripts/rolldown-thread-limit.test.mjs b/config/scripts/rolldown-thread-limit.test.mjs
deleted file mode 100644
index 77bbe26edd8..00000000000
--- a/config/scripts/rolldown-thread-limit.test.mjs
+++ /dev/null
@@ -1,17 +0,0 @@
-import { describe, expect, it } from 'vitest'
-import { withRolldownThreadLimit } from './rolldown-thread-limit.mjs'
-
-describe('withRolldownThreadLimit', () => {
-  it('caps both pools on large hosts', () => {
-    expect(withRolldownThreadLimit({ A: '1' }, 24)).toEqual({
-      A: '1',
-      ROLLDOWN_WORKER_THREADS: '8',
-      RAYON_NUM_THREADS: '8'
-    })
-  })
-
-  it('keeps Rolldown defaults on small hosts and explicit sizes everywhere', () => {
-    expect(withRolldownThreadLimit({}, 8)).toEqual({})
-    expect(withRolldownThreadLimit({ RAYON_NUM_THREADS: '2' }, 24).RAYON_NUM_THREADS).toBe('2')
-  })
-})
diff --git a/config/scripts/vitest-run-temp-directory.test.mjs b/config/scripts/vitest-run-temp-directory.test.mjs
index 75b4d27328d..b0d91a1a181 100644
--- a/config/scripts/vitest-run-temp-directory.test.mjs
+++ b/config/scripts/vitest-run-temp-directory.test.mjs
@@ -2,11 +2,7 @@ import { existsSync, mkdirSync, mkdtempSync, rmSync, writeFileSync } from 'node:
 import { tmpdir } from 'node:os'
 import { join } from 'node:path'
 import { afterEach, expect, it } from 'vitest'
-import {
-  createRunTempDirectory,
-  resolveRunTempBase,
-  sweepStaleRunDirectories
-} from './vitest-run-temp-directory.mjs'
+import { createRunTempDirectory, sweepStaleRunDirectories } from './vitest-run-temp-directory.mjs'
 
 const bases = []
 
@@ -51,12 +47,3 @@ it('removes the run directory and leaves an unmarked one with the same name alon
   runDirectory(base, 105, false)
   expect(createRunTempDirectory({ base, pid: 105 })).toBeNull()
 })
-
-it('keeps POSIX run roots no longer than the default macOS temp root', () => {
-  const macTemp = '/var/folders/zz/zyxvpxvq6csfxvn_n0000000000000gn/T'
-  expect(resolveRunTempBase(macTemp, 'ov255r', 'darwin')).toBe('/tmp')
-  expect(resolveRunTempBase('/tmp', 'ov255r', 'linux')).toBe('/tmp')
-  expect(resolveRunTempBase('C:\\Users\\a\\AppData\\Local\\Temp', 'ov255r', 'win32')).toBe(
-    'C:\\Users\\a\\AppData\\Local\\Temp'
-  )
-})
diff --git a/config/scripts/windows-signing-rehearsal-orcad-template.test.mjs b/config/scripts/windows-signing-rehearsal-orcad-template.test.mjs
deleted file mode 100644
index e1328094cfd..00000000000
--- a/config/scripts/windows-signing-rehearsal-orcad-template.test.mjs
+++ /dev/null
@@ -1,45 +0,0 @@
-import { readFileSync } from 'node:fs'
-import { describe, expect, it } from 'vitest'
-import { parse } from 'yaml'
-
-// The rehearsal must sign and reseal the same template payload release-cut ships, or Windows reseal regressions only surface in a real release.
-function readWorkflow(name) {
-  return parse(readFileSync(new URL(`../../.github/workflows/${name}`, import.meta.url), 'utf8'))
-}
-
-const RESEAL_STEP = 'Reseal the orcad template over its signed binaries'
-const release = readWorkflow('release-cut.yml').jobs.build
-const { jobs } = readWorkflow('windows-signing-rehearsal.yml')
-const rehearse = jobs.rehearse
-const stepIndex = (name) => rehearse.steps.findIndex((step) => step.name === name)
-
-describe('Windows signing rehearsal ships the orcad template', () => {
-  it('packages the qualified template built from the dispatched commit', () => {
-    expect(jobs['orcad-template'].uses).toBe('./.github/workflows/qualified-orcad-template.yml')
-    expect(jobs['orcad-template'].with).toEqual({ ref: '${{ github.sha }}', fast_runners: false })
-    expect(rehearse.needs).toBe('orcad-template')
-    expect(rehearse.env.ORCA_REQUIRE_ORCAD_TEMPLATE).toBe('1')
-    const download = stepIndex('Download the orcad deployment template')
-    expect(download).toBeGreaterThan(stepIndex('Build app'))
-    expect(download).toBeLessThan(stepIndex('Package Windows app and export the NSIS uninstaller'))
-    expect(rehearse.steps[download].with).toEqual({
-      name: 'orcad-template',
-      path: 'out/orcad-template'
-    })
-  })
-
-  it('reseals the signed template exactly like release-cut, before the installer rebuild', () => {
-    const releaseReseal = release.steps.find((step) => step.name === RESEAL_STEP)
-    const reseal = stepIndex(RESEAL_STEP)
-    expect(rehearse.steps[reseal].run).toBe(releaseReseal.run)
-    expect(reseal).toBeGreaterThan(stepIndex('Restore signed inner binaries into unpacked app'))
-    expect(reseal).toBeLessThan(stepIndex('Build NSIS installer from signed unpacked app'))
-  })
-
-  it('keeps non-Windows template addons out of SignPath staging', () => {
-    const filter = "'^resources[\\\\/]orcad-template[\\\\/]targets[\\\\/](?!win32-)'"
-    const staging = (job) => job.steps.find((step) => step.id === 'stage-inner').run
-    expect(staging(release)).toContain(filter)
-    expect(staging(rehearse)).toContain(filter)
-  })
-})
diff --git a/src/renderer/src/lib/monaco-languages/textmate-token-provider.test.ts b/src/renderer/src/lib/monaco-languages/textmate-token-provider.test.ts
index 37e09729238..3ea99a920e1 100644
--- a/src/renderer/src/lib/monaco-languages/textmate-token-provider.test.ts
+++ b/src/renderer/src/lib/monaco-languages/textmate-token-provider.test.ts
@@ -35,36 +35,6 @@ describe('createTextMateTokensProvider', () => {
     expect(after.tokens.length).toBeGreaterThan(1)
   })
 
-  it('tokenizes Nim with the vendored TextMate grammar', async () => {
-    const provider = await createTextMateTokensProvider({ loadGrammar: loadNimTextMateGrammar })
-
-    const procLine = provider.tokenize('proc greet(name: string) =', provider.getInitialState())
-    const procScopes = procLine.tokens.map((token) => token.scopes)
-    expect(procScopes).toContain('keyword.other')
-    expect(procScopes).toContain('entity.name.function.nim')
-    expect(procScopes).toContain('storage.type.concrete.nim')
-
-    const commentLine = provider.tokenize('# hello', provider.getInitialState())
-    expect(commentLine.tokens.map((token) => token.scopes)).toContain(
-      'comment.line.number-sign.nim'
-    )
-  })
-
-  it('tokenizes Typst markup, code, and math through the lazy grammar loader', async () => {
-    const provider = await createTextMateTokensProvider({ loadGrammar: loadTypstTextMateGrammar })
-    const scopesOf = (line: string) =>
-      provider.tokenize(line, provider.getInitialState()).tokens.map((token) => token.scopes)
-
-    expect(scopesOf('#let width = 12pt')).toEqual(
-      expect.arrayContaining(['keyword.other.typst', 'constant.numeric.length.typst'])
-    )
-    expect(scopesOf('#set text(font: "Inter")')).toEqual(
-      expect.arrayContaining(['entity.name.function.typst', 'string.quoted.double.typst'])
-    )
-    expect(scopesOf('// note')).toContain('comment.line.double-slash.typst')
-    expect(scopesOf('$ sum_(k=0)^n k $')).toContain('string.other.math.typst')
-  })
-
   it.each([
     ['```rust', 'let x = 1', '```', '#let y = 2'],
     ['````', '```', '````', '#let y = 2']
diff --git a/src/renderer/src/lib/syntax-highlighting/syntax-highlighter.test.ts b/src/renderer/src/lib/syntax-highlighting/syntax-highlighter.test.ts
index 8f4e642ffc2..1b659b05c6e 100644
--- a/src/renderer/src/lib/syntax-highlighting/syntax-highlighter.test.ts
+++ b/src/renderer/src/lib/syntax-highlighting/syntax-highlighter.test.ts
@@ -95,31 +95,6 @@ describe('highlightSyntax', () => {
     expect(find(result, 'total')).toMatchObject({ dark: '#9CDCFE' })
   })
 
-  it('leaves a line too long to color plain, along with every line after it', async () => {
-    const typescript = await highlighterFor('typescript')
-    const code = ['const a = 1', `const long = "${'x'.repeat(2000)}"`, 'const b = 2'].join('\n')
-
-    const result = typescript(code)
-
-    expect(result.outcome).toBe('degraded')
-    expect(find(result, 'const')).toMatchObject({ dark: '#569CD6' })
-    expect(result.lines[1]).toEqual([expect.objectContaining({ dark: undefined })])
-    expect(result.lines[2]).toEqual([
-      {
-        content: 'const b = 2',
-        offset: code.lastIndexOf('const b'),
-        light: undefined,
-        dark: undefined,
-        lightFontStyle: 0,
-        darkFontStyle: 0
-      }
-    ])
-    expect(typescript('const c = 3', result.state)).toMatchObject({
-      outcome: 'degraded',
-      lines: [[expect.objectContaining({ content: 'const c = 3', dark: undefined })]]
-    })
-  })
-
   it('leaves a line that runs out of time plain instead of guessing the rest', async () => {
     const typescript = await highlighterFor('typescript')
     let now = 0
@@ -143,16 +118,6 @@ describe('highlightSyntax', () => {
 })
 
 describe('loadSyntaxLanguage', () => {
-  it('reports a language without a grammar as unsupported', async () => {
-    await expect(loadSyntaxLanguage('not-a-real-language')).resolves.toBe('unsupported')
-    expect(loadedSyntaxHighlighter('not-a-real-language')).toBeNull()
-  })
-
-  it('accepts aliases and any letter case', async () => {
-    await expect(loadSyntaxLanguage('PS1')).resolves.toBe('ready')
-    expect(loadedSyntaxHighlighter('ps1')).not.toBeNull()
-  })
-
   it('retries a failed load after a pause', async () => {
     const { loadSyntaxLanguage, loadedSyntaxHighlighter } = await freshHighlighterModule()
     let now = 0
diff --git a/src/shared/mermaid-flowchart-contrast.test.ts b/src/shared/mermaid-flowchart-contrast.test.ts
index 6f10748cab6..fd40ed73c29 100644
--- a/src/shared/mermaid-flowchart-contrast.test.ts
+++ b/src/shared/mermaid-flowchart-contrast.test.ts
@@ -31,9 +31,4 @@ describe('readableMermaidFlowchartSvg', () => {
     )
     expect(labelFill(readableMermaidFlowchartSvg(stadium, '#e0e0e0', '#111111'))).toBe('#e0e0e0')
   })
-
-  it('leaves a label that already reads on its fill', () => {
-    const svg = readableMermaidFlowchartSvg(flowchart('#1e3a8a', '#e0e0e0'), '#e0e0e0', '#111111')
-    expect(labelFill(svg)).toBe('#e0e0e0')
-  })
 })
diff --git a/src/shared/native-chat-availability.test.ts b/src/shared/native-chat-availability.test.ts
deleted file mode 100644
index 30bbc90d0e5..00000000000
--- a/src/shared/native-chat-availability.test.ts
+++ /dev/null
@@ -1,60 +0,0 @@
-import { describe, it, expect } from 'vitest'
-import { canToggleNativeChat } from './native-chat-availability'
-import { isNativeChatTranscriptLocalReadable } from './native-chat-transcript-readability'
-
-describe('canToggleNativeChat', () => {
-  // omp exposes no hook transcript path; its session file requires readable agent storage.
-  it('rejects Model-A SSH omp but accepts it local and runtime-owned', () => {
-    const forConnection = (connectionId: string | null): boolean =>
-      canToggleNativeChat({
-        contentType: 'terminal',
-        launchAgent: 'omp',
-        nativeChatTranscriptIsLocalReadable: isNativeChatTranscriptLocalReadable(connectionId)
-      })
-    expect(forConnection('ssh-target-1')).toBe(false)
-    expect(forConnection(null)).toBe(true)
-    expect(forConnection('runtime-ssh-env-1')).toBe(true)
-  })
-
-  it('lets an existing Model-A SSH Grok chat toggle back to terminal', () => {
-    expect(
-      canToggleNativeChat({
-        contentType: 'terminal',
-        launchAgent: 'grok',
-        nativeChatTranscriptIsLocalReadable: false,
-        isChatViewMode: true
-      })
-    ).toBe(true)
-  })
-
-  it('rejects a stale supported title when live detection found an unsupported agent', () => {
-    expect(
-      canToggleNativeChat({
-        contentType: 'terminal',
-        launchAgent: null,
-        detectedAgent: 'gemini',
-        resolvedAgent: 'codex'
-      })
-    ).toBe(false)
-  })
-
-  it('rejects stale launch metadata when live detection found an unsupported agent', () => {
-    expect(
-      canToggleNativeChat({
-        contentType: 'terminal',
-        launchAgent: 'codex',
-        detectedAgent: 'gemini'
-      })
-    ).toBe(false)
-  })
-
-  it('rejects a stale supported title when launch metadata names an unsupported agent', () => {
-    expect(
-      canToggleNativeChat({
-        contentType: 'terminal',
-        launchAgent: 'gemini',
-        resolvedAgent: 'claude'
-      })
-    ).toBe(false)
-  })
-})
diff --git a/src/shared/native-chat-message-copy-text.test.ts b/src/shared/native-chat-message-copy-text.test.ts
index 4057cca0460..1542dc1cef1 100644
--- a/src/shared/native-chat-message-copy-text.test.ts
+++ b/src/shared/native-chat-message-copy-text.test.ts
@@ -1,9 +1,6 @@
 import { describe, expect, it } from 'vitest'
 import { nativeChatMessageCopyText } from './native-chat-message-copy-text'
-import {
-  NATIVE_CHAT_STOPPED_BEFORE_START_PRESENTATION,
-  NATIVE_CHAT_STOPPED_BEFORE_START_TEXT
-} from './native-chat-stopped-before-start'
+
 import { subagentGroupFallbackText } from './native-chat-subagent-summary'
 import type { NativeChatSubagentEntry } from './native-chat-types'
 
@@ -29,15 +26,4 @@ describe('nativeChatMessageCopyText', () => {
     )
     expect(nativeChatMessageCopyText({ role: 'user', blocks: [{ type: 'text', text }] })).toBe(text)
   })
-
-  it('copies the stopped-before-start notice in the caller’s words', () => {
-    const blocks = [
-      {
-        type: 'text' as const,
-        text: NATIVE_CHAT_STOPPED_BEFORE_START_TEXT,
-        presentation: NATIVE_CHAT_STOPPED_BEFORE_START_PRESENTATION
-      }
-    ]
-    expect(nativeChatMessageCopyText({ role: 'assistant', blocks }, 'Arrêté')).toBe('Arrêté')
-  })
 })
diff --git a/src/shared/native-chat-session-option-labels.test.ts b/src/shared/native-chat-session-option-labels.test.ts
deleted file mode 100644
index 46a6eb6725f..00000000000
--- a/src/shared/native-chat-session-option-labels.test.ts
+++ /dev/null
@@ -1,38 +0,0 @@
-import { describe, expect, it } from 'vitest'
-import {
-  nativeChatModelPillLabel,
-  sayNativeChatSessionOptionEnglish as say
-} from './native-chat-session-option-labels'
-import type { SessionOptionDescriptor } from './native-chat/input/native-chat-session-options'
-
-function modelDescriptor(
-  valueSource: SessionOptionDescriptor['valueSource'],
-  currentValue?: string
-): SessionOptionDescriptor {
-  return {
-    id: 'model',
-    label: 'Model',
-    valueSource,
-    transport: 'catalog',
-    settable: true,
-    kind: {
-      type: 'select',
-      ...(currentValue ? { currentValue } : {}),
-      choices: [{ value: 'grok-4.5', label: 'Grok 4.5' }]
-    }
-  }
-}
-
-describe('nativeChatModelPillLabel', () => {
-  it('withholds a value it has no evidence for', () => {
-    expect(nativeChatModelPillLabel(modelDescriptor('unknown', 'grok-4.5'), say)).toBe('Model')
-    expect(nativeChatModelPillLabel(modelDescriptor('default'), say)).toBe('Model')
-  })
-
-  it('falls back to the raw id when the list no longer offers it', () => {
-    // Keep naming a tracked model after discovery drops it; the running selection is still known.
-    expect(nativeChatModelPillLabel(modelDescriptor('reported', 'grok-build'), say)).toBe(
-      'grok-build'
-    )
-  })
-})
diff --git a/src/shared/native-chat-skill-visibility.test.ts b/src/shared/native-chat-skill-visibility.test.ts
index 942fb3a1749..01942b4674f 100644
--- a/src/shared/native-chat-skill-visibility.test.ts
+++ b/src/shared/native-chat-skill-visibility.test.ts
@@ -36,34 +36,6 @@ function discovery(owner: string | null, rootPath = '/Users/test/.agents/skills'
 }
 
 describe('isNativeChatSkillForAgent', () => {
-  it('shows Codex-native and generic agent skills for Codex chat', () => {
-    expect(isNativeChatSkillForAgent('codex', skill({ providers: ['codex'] }))).toBe(true)
-    expect(isNativeChatSkillForAgent('codex', skill({ providers: ['agent-skills'] }))).toBe(true)
-  })
-
-  it('keeps Claude skills out of the Codex skill picker', () => {
-    expect(isNativeChatSkillForAgent('codex', skill({ providers: ['claude'] }))).toBe(false)
-  })
-
-  it('does not enable skill autocomplete for other agents yet', () => {
-    expect(isNativeChatSkillForAgent('claude', skill({ providers: ['agent-skills'] }))).toBe(false)
-  })
-
-  it('uses explicit source ownership and keeps shared roots visible', () => {
-    const shared = discovery(null)
-    expect(isNativeChatSkillForAgent('codex', skill({}), shared)).toBe(true)
-    expect(isNativeChatSkillForAgent('claude', skill({}), shared)).toBe(true)
-    expect(isNativeChatSkillForAgent('grok', skill({}), shared)).toBe(true)
-  })
-
-  it('aliases OpenClaude to Claude roots without exposing them to other agents', () => {
-    const claude = discovery('claude')
-    expect(isNativeChatSkillForAgent('claude', skill({}), claude)).toBe(true)
-    expect(isNativeChatSkillForAgent('openclaude', skill({}), claude)).toBe(true)
-    expect(isNativeChatSkillForAgent('codex', skill({}), claude)).toBe(false)
-    expect(isNativeChatSkillForAgent('grok', skill({}), claude)).toBe(false)
-  })
-
   it('shows OpenCode the Claude skill folders it reads, and not Claude plugins', () => {
     const claude = discovery('claude')
     expect(isNativeChatSkillForAgent('opencode', skill({}), claude)).toBe(true)
diff --git a/src/shared/structured-agent-session-option-pick-book.test.ts b/src/shared/structured-agent-session-option-pick-book.test.ts
index efd36839761..7d46809677d 100644
--- a/src/shared/structured-agent-session-option-pick-book.test.ts
+++ b/src/shared/structured-agent-session-option-pick-book.test.ts
@@ -7,15 +7,6 @@ import {
 } from './structured-agent-session-option-pick-book'
 
 describe('structured option pick commits', () => {
-  it('commits all returned values for the latest write', () => {
-    const book = createStructuredOptionPickBook()
-    const pick = beginStructuredOptionPick(book, 'model', 'opus', false)
-    expect(structuredOptionPickCommit(book, pick, { model: 'opus', effort: 'high' })).toEqual({
-      model: 'opus',
-      effort: 'high'
-    })
-  })
-
   it('commits only its own option when another option was picked since', () => {
     const book = createStructuredOptionPickBook()
     const model = beginStructuredOptionPick(book, 'model', 'opus', false)
diff --git a/src/shared/structured-agent-session-options.test.ts b/src/shared/structured-agent-session-options.test.ts
index 6f59d42be59..e9dd24bb814 100644
--- a/src/shared/structured-agent-session-options.test.ts
+++ b/src/shared/structured-agent-session-options.test.ts
@@ -125,33 +125,6 @@ describe('structured agent session options', () => {
     expect(model.kind.type === 'select' ? model.kind.currentValue : null).toBe('persisted-unknown')
   })
 
-  it('projects live options as directly settable descriptors', () => {
-    const state = applyStructuredAgentSessionOptions(
-      createStructuredAgentSessionOptionState('codex'),
-      CODEX_SESSION_OPTION_CATALOG,
-      {
-        models: [
-          {
-            id: 'account-model',
-            label: 'Account Model',
-            isDefault: true,
-            defaultEffort: 'medium',
-            efforts: [
-              { value: 'medium', label: 'Medium' },
-              { value: 'high', label: 'High' }
-            ]
-          }
-        ],
-        current: { model: 'account-model', effort: 'medium' }
-      }
-    )
-
-    const snapshot = structuredAgentSessionOptionSnapshot(state)
-    expect(snapshot.map((descriptor) => descriptor.id)).toEqual(['model', 'effort'])
-    expect(snapshot.every((descriptor) => descriptor.settable)).toBe(true)
-    expect(snapshot.every((descriptor) => descriptor.action === undefined)).toBe(true)
-  })
-
   it('projects Fast mode only from positive session and model capability', () => {
     const supported = applyStructuredAgentSessionOptions(
       createStructuredAgentSessionOptionState('codex'),
diff --git a/src/shared/structured-agent-session-permission-option.test.ts b/src/shared/structured-agent-session-permission-option.test.ts
index b9b226d7f05..d1bf193d00d 100644
--- a/src/shared/structured-agent-session-permission-option.test.ts
+++ b/src/shared/structured-agent-session-permission-option.test.ts
@@ -3,8 +3,6 @@ import type { AgentSessionOptionsResult } from './agent-session-wire'
 import { sortNativeChatSessionOptions } from './native-chat/input/native-chat-session-option-snapshot'
 import {
   applyStructuredAgentSessionOptions,
-  commitStructuredAgentSessionOption,
-  commitStructuredAgentSessionOptionValues,
   createStructuredAgentSessionOptionState,
   structuredAgentSessionOptionPicks,
   structuredAgentSessionOptionSnapshot
@@ -75,45 +73,6 @@ describe('the permission mode picker', () => {
     })
   })
 
-  it('shows nothing for a host that states no mode, or an agent with none', () => {
-    expect(permission(live('codex', {}))).toBeUndefined()
-    expect(permission(live('pi', { permissionMode: 'ask' }))).toBeUndefined()
-  })
-
-  it("offers Codex's three modes with its own descriptions", () => {
-    const descriptor = permission(live('codex', { permissionMode: 'ask' }))
-    expect(descriptor?.kind.type === 'select' && descriptor.kind.choices).toEqual([
-      {
-        value: 'ask',
-        label: 'Ask for approval',
-        description: "Asks before edits or commands it isn't already allowed to make"
-      },
-      { value: 'auto', label: 'Approve for me', description: 'Reviews approval requests for you' },
-      {
-        value: 'full-access',
-        label: 'Full access',
-        description: 'Never asks; can edit any file and use the network'
-      }
-    ])
-  })
-
-  it('offers all Claude modes regardless of catalog support, and shows the host mode as stated', () => {
-    const unsupported = permission(live('claude', { permissionMode: 'ask' }, false))
-    expect(
-      unsupported?.kind.type === 'select' && unsupported.kind.choices.map((c) => c.value)
-    ).toEqual(['ask', 'accept-edits', 'auto', 'full-access'])
-    expect(permission(live('claude', { permissionMode: 'auto' }, false))).toMatchObject({
-      kind: { currentValue: 'auto' }
-    })
-    const state = createStructuredAgentSessionOptionState('claude')
-    const descriptor = permission(
-      structuredAgentSessionOptionView(state, { permissionMode: 'ask' }, {})
-    )
-    expect(
-      descriptor?.kind.type === 'select' && descriptor.kind.choices.map((c) => c.value)
-    ).toContain('auto')
-  })
-
   it("shows a held pick over the host's value, and the host's over the seed", () => {
     const state = live('codex', { permissionMode: 'auto' })
     const seed = { permissionMode: 'ask' }
@@ -125,19 +84,6 @@ describe('the permission mode picker', () => {
     ).toMatchObject({ kind: { currentValue: 'full-access' } })
   })
 
-  it('takes a settled pick, and the record a write answers with', () => {
-    const state = live('codex', { permissionMode: 'ask' })
-    expect(commitStructuredAgentSessionOption(state, 'permissionMode', 'auto').permissionMode).toBe(
-      'auto'
-    )
-    expect(
-      commitStructuredAgentSessionOptionValues(state, {
-        model: 'model-a',
-        permissionMode: 'full-access'
-      }).permissionMode
-    ).toBe('full-access')
-  })
-
   it('stays out of the per-model option pill and out of the saved selection', () => {
     const state = live('codex', { permissionMode: 'ask' })
     expect(
diff --git a/src/shared/structured-conversation-command-hold.test.ts b/src/shared/structured-conversation-command-hold.test.ts
deleted file mode 100644
index 1a91f8a62b6..00000000000
--- a/src/shared/structured-conversation-command-hold.test.ts
+++ /dev/null
@@ -1,37 +0,0 @@
-import { describe, expect, it } from 'vitest'
-import { structuredConversationCommandHold } from './structured-conversation-command-hold'
-
-describe('a conversation command held on this side', () => {
-  const idle = {
-    waitsInLine: false,
-    agentWorking: false,
-    promptPending: false,
-    backgroundTasksRunning: false,
-    sendPending: false
-  }
-
-  it('is held here only by a message the host does not have yet, or background work', () => {
-    const inLine = { ...idle, waitsInLine: true }
-    expect(
-      structuredConversationCommandHold({
-        ...inLine,
-        agentWorking: true,
-        promptPending: true
-      })
-    ).toBeNull()
-    expect(structuredConversationCommandHold({ ...inLine, sendPending: true })).toBe('ahead')
-    expect(structuredConversationCommandHold({ ...inLine, backgroundTasksRunning: true })).toBe(
-      'background'
-    )
-  })
-
-  it('against a host that cannot hold it, and for /clear, keeps every check in true words', () => {
-    expect(structuredConversationCommandHold(idle)).toBeNull()
-    expect(structuredConversationCommandHold({ ...idle, agentWorking: true })).toBe('working')
-    expect(structuredConversationCommandHold({ ...idle, sendPending: true })).toBe('sending')
-    expect(
-      structuredConversationCommandHold({ ...idle, agentWorking: true, sendPending: true })
-    ).toBe('working')
-    expect(structuredConversationCommandHold({ ...idle, promptPending: true })).toBe('prompt')
-  })
-})
diff --git a/src/shared/tab-agent-identity-decision-table.test.ts b/src/shared/tab-agent-identity-decision-table.test.ts
deleted file mode 100644
index db68fd46d49..00000000000
--- a/src/shared/tab-agent-identity-decision-table.test.ts
+++ /dev/null
@@ -1,196 +0,0 @@
-import { writeFileSync } from 'node:fs'
-import { tmpdir } from 'node:os'
-import { join } from 'node:path'
-import { describe, expect, it } from 'vitest'
-import {
-  resolveCanonicalPaneAgentIdentity,
-  type CanonicalPaneAgentIdentity
-} from './pane-agent-identity-adapter'
-import { resolveTabAgentFromSignals } from './tab-agent-from-signals'
-import type { TuiAgent } from './tui-agent'
-
-const AGENTS: readonly TuiAgent[] = ['claude', 'codex']
-const SLOT_COUNT = 7
-const COMBINATION_COUNT = 3 ** SLOT_COUNT * 4 * 2
-const TITLES: readonly string[] = ['', 'zsh', 'Task - claude', 'Task - codex']
-
-type Breakdown = Record<
-  'launch' | 'completed-hook' | 'sleeping-session' | 'process' | 'sibling' | 'title',
-  number
->
-
-function slotValues(mask: number): (TuiAgent | null)[] {
-  let remaining = mask
-  return Array.from({ length: SLOT_COUNT }, () => {
-    const value = remaining % 3
-    remaining = Math.floor(remaining / 3)
-    return value === 0 ? null : AGENTS[value - 1]
-  })
-}
-
-function canonicalResult(
-  values: readonly (TuiAgent | null)[],
-  title: string,
-  withProof: boolean
-): CanonicalPaneAgentIdentity {
-  const [hook, siblingHook, completed, siblingCompleted, process, sleeping, launch] = values
-  return resolveCanonicalPaneAgentIdentity({
-    hookAgent: hook,
-    hookIsLive: hook !== null,
-    completedHookAgent: completed,
-    launchAgent: launch,
-    foregroundAgent: process,
-    processProof:
-      withProof && process
-        ? {
-            agent: process,
-            processIncarnation: 'fixture-process',
-            authorityId: 'fixture-authority',
-            capturedAgeMs: 10,
-            validForMs: 1_000
-          }
-        : undefined,
-    sleepingSessionAgent: sleeping,
-    siblingAgents: [siblingHook, siblingCompleted].filter(
-      (agent): agent is TuiAgent => agent !== null
-    ),
-    allowSibling: true,
-    title
-  })
-}
-
-function realResult(values: readonly (TuiAgent | null)[], title: string, remote: boolean) {
-  const [hook, siblingHook, completed, siblingCompleted, process, sleeping, launch] = values
-  // Hold the runtime memory bit true; the approved 17,496 steady-state shapes cover seven other slots.
-  return resolveTabAgentFromSignals({
-    hasObservedAgentSignal: true,
-    isRemote: remote,
-    title,
-    hookAgent: hook,
-    siblingHookAgent: siblingHook,
-    focusedCompletedHookAgent: completed,
-    siblingCompletedHookAgent: siblingCompleted,
-    processAgent: process,
-    processShellForeground: false,
-    sleepingSessionAgent: sleeping,
-    launchAgent: launch ?? undefined
-  })
-}
-
-function runDecisionTable(withProof: boolean) {
-  let disagreements = 0
-  let flipped = 0
-  const breakdown: Breakdown = {
-    launch: 0,
-    'completed-hook': 0,
-    'sleeping-session': 0,
-    process: 0,
-    sibling: 0,
-    title: 0
-  }
-  for (let mask = 0; mask < 3 ** SLOT_COUNT; mask += 1) {
-    const values = slotValues(mask)
-    for (const title of TITLES) {
-      for (const remote of [false, true]) {
-        const real = realResult(values, title, remote)
-        const canonical = canonicalResult(values, title, withProof)
-        if (real !== canonical.agent) {
-          disagreements += 1
-          if (canonical.source !== null) {
-            breakdown[canonical.source] += 1
-          }
-        }
-        if (!withProof) {
-          const proven = canonicalResult(values, title, true)
-          if (
-            canonical.agent !== proven.agent &&
-            proven.source === 'process' &&
-            (canonical.source === 'launch' ||
-              canonical.source === 'completed-hook' ||
-              canonical.source === 'sleeping-session')
-          ) {
-            flipped += 1
-          }
-        }
-      }
-    }
-  }
-  return { disagreements, flipped, breakdown }
-}
-
-describe('renderer ladder decision table', () => {
-  it('replays the real shipping ladder and records all rung disagreements', () => {
-    const proofFree = runDecisionTable(false)
-    const freshProof = runDecisionTable(true)
-    const result = {
-      combinations: COMBINATION_COUNT,
-      proofOmitted: proofFree,
-      freshProof,
-      flippedByAddingProof: proofFree.flipped
-    }
-    writeFileSync(
-      join(tmpdir(), 'orca-pane-agent-identity-decision-table-real.json'),
-      `${JSON.stringify(result, null, 2)}\n`
-    )
-    // Re-derived against resolveTabAgentFromSignals (not a hand-written model).
-    expect(proofFree).toEqual({
-      disagreements: 2_622,
-      flipped: 1_872,
-      breakdown: {
-        launch: 1_884,
-        'completed-hook': 478,
-        'sleeping-session': 144,
-        process: 0,
-        sibling: 54,
-        title: 6
-      }
-    })
-    expect(freshProof).toEqual({
-      disagreements: 658,
-      flipped: 0,
-      breakdown: {
-        launch: 588,
-        'completed-hook': 46,
-        'sleeping-session': 0,
-        process: 0,
-        sibling: 6,
-        title: 2
-      }
-    })
-    expect(proofFree.flipped).toBe(1_872)
-  })
-
-  it('requires both freshness fields before process evidence can change the no-proof result', () => {
-    const values = [null, null, null, null, 'codex', null, 'claude'] as const
-    expect(canonicalResult(values, '', false)).toMatchObject({
-      agent: 'claude',
-      source: 'launch'
-    })
-    expect(
-      resolveCanonicalPaneAgentIdentity({
-        foregroundAgent: 'codex',
-        processProof: {
-          agent: 'codex',
-          processIncarnation: 'fixture-process',
-          authorityId: 'fixture-authority',
-          capturedAgeMs: undefined as unknown as number,
-          validForMs: 1_000
-        },
-        launchAgent: 'claude'
-      })
-    ).toMatchObject({ agent: 'claude', source: 'launch' })
-    expect(
-      resolveCanonicalPaneAgentIdentity({
-        foregroundAgent: 'codex',
-        processProof: {
-          agent: 'codex',
-          processIncarnation: 'fixture-process',
-          authorityId: 'fixture-authority',
-          capturedAgeMs: 10,
-          validForMs: undefined as unknown as number
-        },
-        launchAgent: 'claude'
-      })
-    ).toMatchObject({ agent: 'claude', source: 'launch' })
-  })
-})
diff --git a/src/shared/terminal-title-agent-type.test.ts b/src/shared/terminal-title-agent-type.test.ts
index bc577b713f0..d021ab21814 100644
--- a/src/shared/terminal-title-agent-type.test.ts
+++ b/src/shared/terminal-title-agent-type.test.ts
@@ -2,7 +2,6 @@ import { describe, expect, it } from 'vitest'
 import { getAgentLabel as getSharedAgentLabel } from './agent-title-identity'
 import { isOpenCodeNativeTitle } from './opencode-terminal-title'
 import {
-  isClaudeAgent,
   isClaudeIdentityFrameTitle,
   isGrokRotatingWorkingTitle,
   resolveExplicitTerminalTitleAgentType,
@@ -37,20 +36,6 @@ describe('isGrokRotatingWorkingTitle', () => {
 })
 
 describe('resolveExplicitTerminalTitleAgentType', () => {
-  it('maps explicit product-name titles to their TuiAgent id', () => {
-    expect(resolveExplicitTerminalTitleAgentType('✳ Claude Code')).toBe('claude')
-    expect(resolveExplicitTerminalTitleAgentType('⠋ Codex')).toBe('codex')
-    expect(resolveExplicitTerminalTitleAgentType('✦ Gemini CLI')).toBe('gemini')
-    expect(resolveExplicitTerminalTitleAgentType('MiMo Code')).toBe('mimo-code')
-    expect(resolveExplicitTerminalTitleAgentType('⠋ OpenClaude')).toBe('openclaude')
-    expect(resolveExplicitTerminalTitleAgentType('OMP')).toBe('omp')
-  })
-
-  it('reads Pi/OMP identity only from the leading brand', () => {
-    expect(resolveExplicitTerminalTitleAgentType('⠂ OMP: fix title detection')).toBeNull()
-    expect(resolveExplicitTerminalTitleAgentType('Fix Pi > OMP routing - grok')).toBe('grok')
-  })
-
   it('treats Claude generic status prefixes as activity-only, not identity', () => {
     expect(resolveExplicitTerminalTitleAgentType('✳ investigating startup')).toBeNull()
     expect(resolveExplicitTerminalTitleAgentType('⠸ investigating startup')).toBeNull()
@@ -77,22 +62,6 @@ describe('resolveExplicitTerminalTitleAgentType', () => {
     expect(resolveExplicitTerminalTitleAgentType('⠋ Fix foo | OC | bar')).toBeNull()
   })
 
-  it('keeps other agents classified correctly alongside OpenCode native titles', () => {
-    expect(resolveExplicitTerminalTitleAgentType('✳ Claude Code')).toBe('claude')
-    expect(resolveExplicitTerminalTitleAgentType('⠋ Codex')).toBe('codex')
-    expect(resolveExplicitTerminalTitleAgentType('✦ Gemini CLI')).toBe('gemini')
-    expect(resolveExplicitTerminalTitleAgentType('Cursor Agent')).toBe('cursor')
-    expect(resolveExplicitTerminalTitleAgentType('Pi ready')).toBe('pi')
-    expect(resolveExplicitTerminalTitleAgentType('OpenCode ready')).toBe('opencode')
-    expect(resolveTerminalTitleAgentType('OC | ⠋ implementing the feature')).toBe('opencode')
-    expect(isClaudeAgent('OC | ⠋ implementing the feature')).toBe(false)
-    expect(isClaudeAgent('OC | Understand about the plugin')).toBe(false)
-  })
-
-  it('still resolves Claude when the title explicitly names Claude', () => {
-    expect(resolveExplicitTerminalTitleAgentType('. Claude Code compare Opencode')).toBe('claude')
-  })
-
   // Only explicit Claude identity may replace the owner; task-text mentions do not prove identity (#8940).
   it('separates Claude identity frames from an incidental claude token', () => {
     for (const title of [
@@ -123,11 +92,6 @@ describe('resolveExplicitTerminalTitleAgentType', () => {
     }
   })
 
-  it('returns null for plain shell and unknown titles', () => {
-    expect(resolveExplicitTerminalTitleAgentType('Terminal 1')).toBeNull()
-    expect(resolveExplicitTerminalTitleAgentType('zsh')).toBeNull()
-  })
-
   // cursor is ordinary task vocabulary; only Cursor’s identity frames can claim the pane.
   it('resolves Cursor by its identity titles, never a bare cursor token', () => {
     expect(resolveExplicitTerminalTitleAgentType('Cursor Agent')).toBe('cursor')
@@ -155,13 +119,3 @@ describe('resolveTerminalTitleAgentType', () => {
     expect(resolveTerminalTitleAgentType('⠋ Codex: fix cursor offsets')).toBe('codex')
   })
 })
-
-// Pin this module’s parallel isClaudeAgent guard directly so it cannot drift from agent-title-identity.ts.
-describe('isClaudeAgent', () => {
-  it('excludes real Cursor identity titles, keeps cursor-mentioning Claude braille titles', () => {
-    expect(isClaudeAgent('⠋ Cursor Agent')).toBe(false)
-    expect(isClaudeAgent('Cursor ready')).toBe(false)
-    expect(isClaudeAgent('⠋ preserve cursor visibility across replays')).toBe(true)
-    expect(isClaudeAgent('⠋ OpenClaude')).toBe(false)
-  })
-})
diff --git a/src/shared/window-shortcut-policy.test.ts b/src/shared/window-shortcut-policy.test.ts
index 25569161f42..758bce2929a 100644
--- a/src/shared/window-shortcut-policy.test.ts
+++ b/src/shared/window-shortcut-policy.test.ts
@@ -1,7 +1,6 @@
 import { describe, expect, it } from 'vitest'
 import {
   isRecentTabSwitcherCommitRelease,
-  isWindowShortcutModifierChord,
   matchesRecentTabSwitcherChord,
   resolveWindowShortcutAction,
   type WindowShortcutAction,
@@ -59,59 +58,6 @@ describe('resolveWindowShortcutAction', () => {
     }
   )
 
-  it('resolves the explicit window shortcut allowlist on macOS', () => {
-    expect(
-      resolveWindowShortcutAction(
-        { code: 'KeyJ', key: 'j', meta: true, control: false, alt: false, shift: false },
-        'darwin'
-      )
-    ).toEqual({ type: 'toggleWorktreePalette' })
-
-    expect(
-      resolveWindowShortcutAction(
-        { code: 'KeyP', key: 'p', meta: true, control: false, alt: false, shift: false },
-        'darwin'
-      )
-    ).toEqual({ type: 'openQuickOpen' })
-
-    expect(
-      resolveWindowShortcutAction(
-        { code: 'Digit3', key: '3', meta: true, control: false, alt: false, shift: false },
-        'darwin'
-      )
-    ).toEqual({ type: 'jumpToWorktreeIndex', index: 2 })
-
-    expect(
-      resolveWindowShortcutAction(
-        { code: 'Digit3', key: '3', meta: false, control: true, alt: false, shift: false },
-        'darwin'
-      )
-    ).toEqual({ type: 'jumpToTabIndex', index: 2 })
-  })
-
-  it('uses Alt+number for tab jumps on Windows/Linux without stealing workspace jumps', () => {
-    expect(
-      resolveWindowShortcutAction(
-        { code: 'Digit4', key: '4', meta: false, control: true, alt: false, shift: false },
-        'linux'
-      )
-    ).toEqual({ type: 'jumpToWorktreeIndex', index: 3 })
-
-    expect(
-      resolveWindowShortcutAction(
-        { code: 'Digit4', key: '4', meta: false, control: false, alt: true, shift: false },
-        'linux'
-      )
-    ).toEqual({ type: 'jumpToTabIndex', index: 3 })
-
-    expect(
-      resolveWindowShortcutAction(
-        { code: 'Digit4', key: '4', meta: false, control: false, alt: true, shift: true },
-        'win32'
-      )
-    ).toBeNull()
-  })
-
   it('resolves customized quick-command menu shortcuts with terminal policy gating', () => {
     const input: WindowShortcutInput = {
       code: 'KeyQ',
@@ -273,82 +219,6 @@ describe('resolveWindowShortcutAction', () => {
     ).toEqual({ type: 'jumpToTabIndex', index: 2 })
   })
 
-  it('does not resolve the removed PDF export shortcut globally', () => {
-    expect(
-      resolveWindowShortcutAction(
-        { code: 'KeyE', key: 'e', meta: true, control: false, alt: false, shift: true },
-        'darwin'
-      )
-    ).toBeNull()
-  })
-
-  it('routes menu-backed actions through the same window shortcut policy', () => {
-    expect(
-      resolveWindowShortcutAction(
-        { code: 'KeyR', key: 'r', meta: false, control: true, alt: false, shift: true },
-        'linux'
-      )
-    ).toEqual({ type: 'forceReload' })
-    expect(
-      resolveWindowShortcutAction(
-        { code: 'KeyR', key: 'r', meta: false, control: true, alt: false, shift: true },
-        'linux',
-        undefined,
-        { context: 'terminal', terminalShortcutPolicy: 'terminal-first' }
-      )
-    ).toBeNull()
-  })
-
-  it('requires shift for the non-mac worktree palette shortcut', () => {
-    expect(
-      resolveWindowShortcutAction(
-        { code: 'KeyJ', key: 'j', meta: false, control: true, alt: false, shift: false },
-        'win32'
-      )
-    ).toBeNull()
-
-    expect(
-      resolveWindowShortcutAction(
-        { code: 'KeyJ', key: 'j', meta: false, control: true, alt: false, shift: true },
-        'win32'
-      )
-    ).toEqual({ type: 'toggleWorktreePalette' })
-  })
-
-  it('resolves dictation using the layout-aware key value', () => {
-    expect(
-      resolveWindowShortcutAction(
-        { code: 'KeyD', key: 'e', meta: true, control: false, alt: false, shift: false },
-        'darwin'
-      )
-    ).toEqual({ type: 'dictationKeyDown' })
-
-    expect(
-      resolveWindowShortcutAction(
-        { code: 'KeyE', key: 'd', meta: true, control: false, alt: false, shift: false },
-        'darwin'
-      )
-    ).toBeNull()
-  })
-
-  it('applies custom keybinding overrides to dictation and main-process shortcuts', () => {
-    expect(
-      resolveWindowShortcutAction(
-        { code: 'KeyE', key: 'e', meta: false, control: true, alt: false, shift: false },
-        'linux',
-        { 'voice.dictation': [] }
-      )
-    ).toBeNull()
-
-    expect(
-      resolveWindowShortcutAction(
-        { code: 'KeyY', key: 'y', meta: false, control: true, alt: false, shift: true },
-        'linux',
-        { 'voice.dictation': ['Mod+Shift+Y'] }
-      )
-    ).toEqual({ type: 'dictationKeyDown' })
-  })
-
   it('applies custom keybinding overrides to main-process shortcuts', () => {
     const overrides: KeybindingOverrides = {
       'worktree.quickOpen': ['Mod+Shift+O'],
@@ -413,15 +283,6 @@ describe('resolveWindowShortcutAction', () => {
     ).toEqual({ type: 'deleteCurrentWorkspace' })
   })
 
-  it('resolves the MRU tab quick-toggle chord', () => {
-    expect(
-      resolveWindowShortcutAction(
-        { code: 'Tab', key: 'Tab', meta: false, control: true, alt: false, shift: false },
-        'linux'
-      )
-    ).toEqual({ type: 'switchRecentTab' })
-  })
-
   it('gates the held Ctrl+Tab switcher on the configurable binding', () => {
     const input = { code: 'Tab', key: 'Tab', meta: false, control: true, alt: false, shift: true }
     const domInput = {
@@ -540,80 +401,6 @@ describe('resolveWindowShortcutAction', () => {
     ).toBeNull()
   })
 
-  it('resolves the worktree-history chord despite carrying Alt', () => {
-    expect(
-      resolveWindowShortcutAction(
-        {
-          code: 'ArrowLeft',
-          key: 'ArrowLeft',
-          meta: true,
-          control: false,
-          alt: true,
-          shift: false
-        },
-        'darwin'
-      )
-    ).toEqual({ type: 'worktreeHistoryNavigate', direction: 'back' })
-
-    expect(
-      resolveWindowShortcutAction(
-        {
-          code: 'ArrowRight',
-          key: 'ArrowRight',
-          meta: true,
-          control: false,
-          alt: true,
-          shift: false
-        },
-        'darwin'
-      )
-    ).toEqual({ type: 'worktreeHistoryNavigate', direction: 'forward' })
-
-    expect(
-      resolveWindowShortcutAction(
-        {
-          code: 'ArrowLeft',
-          key: 'ArrowLeft',
-          meta: false,
-          control: true,
-          alt: true,
-          shift: false
-        },
-        'linux'
-      )
-    ).toEqual({ type: 'worktreeHistoryNavigate', direction: 'back' })
-  })
-
-  it('resolves the floating terminal chord despite carrying Alt', () => {
-    expect(
-      resolveWindowShortcutAction(
-        {
-          code: 'KeyA',
-          key: 'a',
-          meta: true,
-          control: false,
-          alt: true,
-          shift: false
-        },
-        'darwin'
-      )
-    ).toEqual({ type: 'toggleFloatingTerminal' })
-
-    expect(
-      resolveWindowShortcutAction(
-        {
-          code: 'KeyA',
-          key: 'a',
-          meta: false,
-          control: true,
-          alt: true,
-          shift: false
-        },
-        'linux'
-      )
-    ).toEqual({ type: 'toggleFloatingTerminal' })
-  })
-
   it('resolves the floating terminal chord when macOS Option composes the letter', () => {
     expect(
       resolveWindowShortcutAction(
@@ -630,172 +417,6 @@ describe('resolveWindowShortcutAction', () => {
     ).toEqual({ type: 'toggleFloatingTerminal' })
   })
 
-  it('rejects floating terminal chord variants with Shift or opposite primary modifier', () => {
-    expect(
-      resolveWindowShortcutAction(
-        {
-          code: 'KeyA',
-          key: 'a',
-          meta: true,
-          control: false,
-          alt: true,
-          shift: true
-        },
-        'darwin'
-      )
-    ).toBeNull()
-
-    expect(
-      resolveWindowShortcutAction(
-        {
-          code: 'KeyA',
-          key: 'a',
-          meta: true,
-          control: true,
-          alt: true,
-          shift: false
-        },
-        'linux'
-      )
-    ).toBeNull()
-  })
-
-  it('rejects the history chord when Shift is also held', () => {
-    expect(
-      resolveWindowShortcutAction(
-        {
-          code: 'ArrowLeft',
-          key: 'ArrowLeft',
-          meta: true,
-          control: false,
-          alt: true,
-          shift: true
-        },
-        'darwin'
-      )
-    ).toBeNull()
-  })
-
-  it('leaves Alt+Arrow without a primary modifier untouched (word-nav territory)', () => {
-    expect(
-      resolveWindowShortcutAction(
-        {
-          code: 'ArrowLeft',
-          key: 'ArrowLeft',
-          meta: false,
-          control: false,
-          alt: true,
-          shift: false
-        },
-        'darwin'
-      )
-    ).toBeNull()
-  })
-
-  it('ignores Cmd/Ctrl+Alt combined with ArrowUp or ArrowDown', () => {
-    // Leave primary+Alt+Up/Down to renderer/PTTY shell handling; history claims only Left/Right.
-    expect(
-      resolveWindowShortcutAction(
-        {
-          code: 'ArrowUp',
-          key: 'ArrowUp',
-          meta: true,
-          control: false,
-          alt: true,
-          shift: false
-        },
-        'darwin'
-      )
-    ).toBeNull()
-
-    expect(
-      resolveWindowShortcutAction(
-        {
-          code: 'ArrowDown',
-          key: 'ArrowDown',
-          meta: false,
-          control: true,
-          alt: true,
-          shift: false
-        },
-        'linux'
-      )
-    ).toBeNull()
-  })
-
-  it('rejects the history chord when the opposite primary modifier is also held', () => {
-    // Do not intercept Cmd+Ctrl+Alt on macOS or Ctrl+Meta+Alt on Linux: they collide with OS workspace switching.
-    expect(
-      resolveWindowShortcutAction(
-        {
-          code: 'ArrowLeft',
-          key: 'ArrowLeft',
-          meta: true,
-          control: true,
-          alt: true,
-          shift: false
-        },
-        'darwin'
-      )
-    ).toBeNull()
-
-    expect(
-      resolveWindowShortcutAction(
-        {
-          code: 'ArrowRight',
-          key: 'ArrowRight',
-          meta: true,
-          control: true,
-          alt: true,
-          shift: false
-        },
-        'linux'
-      )
-    ).toBeNull()
-  })
-
-  it('still returns null for other Cmd/Ctrl+Alt combos (not an allowlist escape)', () => {
-    // History’s special branch must not claim unrelated primary+Alt chords without an explicit new action.
-    expect(
-      resolveWindowShortcutAction(
-        {
-          code: 'KeyY',
-          key: 'y',
-          meta: true,
-          control: false,
-          alt: true,
-          shift: false
-        },
-        'darwin'
-      )
-    ).toBeNull()
-  })
-
-  it('routes Cmd/Ctrl+Shift+N to the unified new-workspace composer', () => {
-    // Preserve the old Create-from chord; the unified composer now switches sources in its name field.
-    expect(
-      resolveWindowShortcutAction(
-        { code: 'KeyN', key: 'n', meta: true, control: false, alt: false, shift: true },
-        'darwin'
-      )
-    ).toEqual({ type: 'openNewWorkspace' })
-
-    expect(
-      resolveWindowShortcutAction(
-        { code: 'KeyN', key: 'n', meta: false, control: true, alt: false, shift: true },
-        'linux'
-      )
-    ).toEqual({ type: 'openNewWorkspace' })
-
-    // Keep Alt chords unclaimed for future actions.
-    expect(
-      resolveWindowShortcutAction(
-        { code: 'KeyN', key: 'n', meta: true, control: false, alt: true, shift: true },
-        'darwin'
-      )
-    ).toBeNull()
-  })
-
   it('resolves letter shortcuts by layout-aware key, with code as fallback', () => {
     // Prefer layout-aware letter keys over physical QWERTY codes; only empty/nonletter IME/dead-key values need code fallback.
 
@@ -848,18 +469,6 @@ describe('resolveWindowShortcutAction', () => {
     }
   })
 
-  it('exposes the shared platform modifier gate used by browser guests', () => {
-    expect(
-      isWindowShortcutModifierChord({ meta: true, control: false, alt: false }, 'darwin')
-    ).toBe(true)
-    expect(isWindowShortcutModifierChord({ meta: false, control: true, alt: false }, 'linux')).toBe(
-      true
-    )
-    expect(isWindowShortcutModifierChord({ meta: false, control: true, alt: true }, 'linux')).toBe(
-      false
-    )
-  })
-
   it('resolves an allowlisted action from a synthetic double-tap input', () => {
     const overrides: KeybindingOverrides = { 'worktree.quickOpen': ['DoubleTap+Shift'] }
     expect(
diff --git a/src/shared/workspace-statuses.test.ts b/src/shared/workspace-statuses.test.ts
index b08ab890389..3fe834c070c 100644
--- a/src/shared/workspace-statuses.test.ts
+++ b/src/shared/workspace-statuses.test.ts
@@ -1,9 +1,5 @@
 import { describe, expect, it } from 'vitest'
 import {
-  WORKSPACE_BOARD_COLUMN_WIDTH_DEFAULT,
-  WORKSPACE_BOARD_COLUMN_WIDTH_MAX,
-  WORKSPACE_BOARD_COLUMN_WIDTH_MIN,
-  clampWorkspaceBoardColumnWidth,
   cloneDefaultWorkspaceStatuses,
   normalizePersistedWorkspaceStatuses,
   normalizeWorkspaceStatuses
@@ -21,17 +17,6 @@ describe('workspace status visuals', () => {
     )
   })
 
-  it('keeps the default workflow order', () => {
-    expect(cloneDefaultWorkspaceStatuses().map((status) => status.id)).toEqual([
-      'todo',
-      'in-progress',
-      'in-review',
-      'completed'
-    ])
-    expect(cloneDefaultWorkspaceStatuses()[0]).toMatchObject({ id: 'todo', label: 'Todo' })
-    expect(cloneDefaultWorkspaceStatuses().at(-1)).toMatchObject({ id: 'completed', label: 'Done' })
-  })
-
   it('migrates legacy default statuses to the default workflow order', () => {
     const statuses = normalizePersistedWorkspaceStatuses(
       [
@@ -56,31 +41,6 @@ describe('workspace status visuals', () => {
     expect(statuses).toEqual(cloneDefaultWorkspaceStatuses())
   })
 
-  it('migrates the old default status visuals without reordering the board', () => {
-    const statuses = normalizePersistedWorkspaceStatuses(
-      [
-        { id: 'todo', label: 'Todo', color: 'neutral', icon: 'circle' },
-        { id: 'in-progress', label: 'In progress', color: 'blue', icon: 'circle-dot' },
-        { id: 'in-review', label: 'In review', color: 'violet', icon: 'git-pull-request' },
-        { id: 'completed', label: 'Completed', color: 'emerald', icon: 'circle-check' }
-      ],
-      { migrateLegacyDefaultStatusVisuals: true }
-    )
-
-    expect(statuses.map((status) => status.id)).toEqual([
-      'todo',
-      'in-progress',
-      'in-review',
-      'completed'
-    ])
-    expect(statuses.map((status) => status.color)).toEqual([
-      'neutral',
-      'conductor-progress',
-      'conductor-review',
-      'conductor-done'
-    ])
-  })
-
   it('preserves explicit status order while migrating default visuals', () => {
     const statuses = normalizePersistedWorkspaceStatuses(
       [
@@ -104,27 +64,6 @@ describe('workspace status visuals', () => {
     })
   })
 
-  it('preserves default-label reordered statuses unless a default migration is requested', () => {
-    const statuses = normalizePersistedWorkspaceStatuses([
-      { id: 'completed', label: 'Completed', color: 'conductor-done', icon: 'conductor-done' },
-      { id: 'in-review', label: 'In review', color: 'conductor-review', icon: 'conductor-review' },
-      {
-        id: 'in-progress',
-        label: 'In progress',
-        color: 'conductor-progress',
-        icon: 'conductor-progress'
-      },
-      { id: 'todo', label: 'Todo', color: 'neutral', icon: 'circle' }
-    ])
-
-    expect(statuses.map((status) => status.id)).toEqual([
-      'completed',
-      'in-review',
-      'in-progress',
-      'todo'
-    ])
-  })
-
   it('migrates exact reordered default statuses to the new Done label when requested', () => {
     const statuses = normalizePersistedWorkspaceStatuses(
       [
@@ -173,30 +112,6 @@ describe('workspace status visuals', () => {
     expect(statuses).toEqual(cloneDefaultWorkspaceStatuses())
   })
 
-  it('repairs the exact reordered default status payload with the Done label', () => {
-    const statuses = normalizePersistedWorkspaceStatuses(
-      [
-        { id: 'completed', label: 'Done', color: 'conductor-done', icon: 'conductor-done' },
-        {
-          id: 'in-review',
-          label: 'In review',
-          color: 'conductor-review',
-          icon: 'conductor-review'
-        },
-        {
-          id: 'in-progress',
-          label: 'In progress',
-          color: 'conductor-progress',
-          icon: 'conductor-progress'
-        },
-        { id: 'todo', label: 'Todo', color: 'neutral', icon: 'circle' }
-      ],
-      { repairReorderedDefaultStatuses: true }
-    )
-
-    expect(statuses).toEqual(cloneDefaultWorkspaceStatuses())
-  })
-
   it('does not repair reordered default-label statuses with a different raw shape', () => {
     const statuses = normalizePersistedWorkspaceStatuses(
       [
@@ -216,47 +131,6 @@ describe('workspace status visuals', () => {
     ])
   })
 
-  it('leaves custom persisted status layouts in their saved order', () => {
-    const statuses = normalizePersistedWorkspaceStatuses([
-      { id: 'completed', label: 'Shipped', color: 'conductor-done', icon: 'conductor-done' },
-      { id: 'todo', label: 'Todo', color: 'neutral', icon: 'circle' }
-    ])
-
-    expect(statuses.map((status) => status.id)).toEqual(['completed', 'todo'])
-  })
-
-  it('uses Conductor-style visuals for the default status icons', () => {
-    const statuses = cloneDefaultWorkspaceStatuses()
-    const inProgress = statuses.find((status) => status.id === 'in-progress')
-    const inReview = statuses.find((status) => status.id === 'in-review')
-    const completed = statuses.find((status) => status.id === 'completed')
-
-    expect(inProgress).toMatchObject({
-      color: 'conductor-progress',
-      icon: 'conductor-progress'
-    })
-    expect(inReview).toMatchObject({
-      color: 'conductor-review',
-      icon: 'conductor-review'
-    })
-    expect(completed).toMatchObject({
-      color: 'conductor-done',
-      icon: 'conductor-done'
-    })
-  })
-
-  it('migrates the old in-progress blue dot default only when requested', () => {
-    const statuses = normalizePersistedWorkspaceStatuses(
-      [{ id: 'in-progress', label: 'In progress', color: 'blue', icon: 'circle-dot' }],
-      { migrateLegacyDefaultStatusVisuals: true }
-    )
-
-    expect(statuses[0]).toMatchObject({
-      color: 'conductor-progress',
-      icon: 'conductor-progress'
-    })
-  })
-
   it('preserves valid legacy visuals for default-label statuses at runtime', () => {
     const statuses = normalizeWorkspaceStatuses([
       { id: 'in-progress', label: 'In progress', color: 'blue', icon: 'circle-dot' }
@@ -275,11 +149,4 @@ describe('workspace status visuals', () => {
 
     expect(status.label).toBe('a'.repeat(31))
   })
-
-  it('clamps workspace board column widths to resizable bounds', () => {
-    expect(clampWorkspaceBoardColumnWidth(undefined)).toBe(WORKSPACE_BOARD_COLUMN_WIDTH_DEFAULT)
-    expect(clampWorkspaceBoardColumnWidth(100)).toBe(WORKSPACE_BOARD_COLUMN_WIDTH_MIN)
-    expect(clampWorkspaceBoardColumnWidth(321.6)).toBe(322)
-    expect(clampWorkspaceBoardColumnWidth(900)).toBe(WORKSPACE_BOARD_COLUMN_WIDTH_MAX)
-  })
 })