mirror of
https://github.com/gorules/zen.git
synced 2026-10-04 08:02:28 +00:00
Scott Thompson
4c9c26b429
* feat: Add async support to pythong binding * fix: return NodeResult instead of panic when future missing
115 lines
4.2 KiB
Python
115 lines
4.2 KiB
Python
import zen
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import asyncio
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import unittest
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def loader(key):
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with open("../../test-data/" + key, "r") as f:
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return f.read()
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def custom_handler(request):
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p1 = request.get_field("prop1")
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return {
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"output": { "sum": p1 }
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}
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async def custom_async_handler(request):
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p1 = request.get_field("prop1")
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await asyncio.sleep(1)
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return {
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"output": { "sum": p1 }
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}
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# The test based on unittest module
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class ZenEngine(unittest.TestCase):
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def test_decision_using_loader(self):
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engine = zen.ZenEngine({"loader": loader})
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r1 = engine.evaluate("function.json", {"input": 5})
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r2 = engine.evaluate("table.json", {"input": 2})
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r3 = engine.evaluate("table.json", {"input": 12})
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self.assertEqual(r1["result"]["output"], 10)
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self.assertEqual(r2["result"]["output"], 0)
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self.assertEqual(r3["result"]["output"], 10)
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def test_decisions_using_getDecision(self):
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engine = zen.ZenEngine({"loader": loader})
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functionDecision = engine.get_decision("function.json")
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tableDecision = engine.get_decision("table.json")
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r1 = functionDecision.evaluate({"input": 10})
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r2 = tableDecision.evaluate({"input": 5})
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r3 = tableDecision.evaluate({"input": 12})
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self.assertEqual(r1["result"]["output"], 20)
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self.assertEqual(r2["result"]["output"], 0)
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self.assertEqual(r3["result"]["output"], 10)
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def test_create_decisions_from_content(self):
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engine = zen.ZenEngine()
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with open("../../test-data/function.json", "r") as f:
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functionContent = f.read()
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functionDecision = engine.create_decision(functionContent)
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r = functionDecision.evaluate({"input": 15})
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self.assertEqual(r["result"]["output"], 30)
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def test_engine_custom_handler(self):
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engine = zen.ZenEngine({ "loader": loader, "customHandler": custom_handler })
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r1 = engine.evaluate("custom.json", {"a": 10})
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r2 = engine.evaluate("custom.json", {"a": 20})
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r3 = engine.evaluate("custom.json", {"a": 30})
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self.assertEqual(r1["result"]["sum"], 20)
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self.assertEqual(r2["result"]["sum"], 30)
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self.assertEqual(r3["result"]["sum"], 40)
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def test_evaluate_expression(self):
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result = zen.evaluate_expression("sum(a)", { "a": [1, 2, 3, 4] })
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self.assertEqual(result, 10)
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def test_evaluate_unary_expression(self):
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result = zen.evaluate_unary_expression("'FR', 'ES', 'GB'", { "$": "GB" })
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self.assertEqual(result, True)
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def test_render_template(self):
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result = zen.render_template("{{ a + b }}", { "a": 10, "b": 20 })
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self.assertEqual(result, 30)
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class AsyncZenEngine(unittest.IsolatedAsyncioTestCase):
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async def test_async_evaluate(self):
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engine = zen.ZenEngine({"loader": loader})
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r1 = engine.async_evaluate("function.json", {"input": 5})
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r2 = engine.async_evaluate("table.json", {"input": 2})
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r3 = engine.async_evaluate("table.json", {"input": 12})
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results = await asyncio.gather(r1, r2, r3)
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self.assertEqual(results[0]["result"]["output"], 10)
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self.assertEqual(results[1]["result"]["output"], 0)
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self.assertEqual(results[2]["result"]["output"], 10)
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async def test_async_evaluate_custom_handler(self):
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engine = zen.ZenEngine({"loader": loader, "customHandler": custom_async_handler})
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r1 = engine.async_evaluate("custom.json", {"a": 10})
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r2 = engine.async_evaluate("custom.json", {"a": 20})
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r3 = engine.async_evaluate("custom.json", {"a": 30})
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results = await asyncio.gather(r1, r2, r3)
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self.assertEqual(results[0]["result"]["sum"], 20)
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self.assertEqual(results[1]["result"]["sum"], 30)
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self.assertEqual(results[2]["result"]["sum"], 40)
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async def test_create_decisions_from_content(self):
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engine = zen.ZenEngine()
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with open("../../test-data/function.json", "r") as f:
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functionContent = f.read()
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functionDecision = engine.create_decision(functionContent)
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r = await functionDecision.async_evaluate({"input": 15})
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self.assertEqual(r["result"]["output"], 30)
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# run the test
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unittest.main()
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