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Unified Diff: mojo/python/tests/promise_unittest.py

Issue 675563002: Remove mojo/python and gyp targets (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: Created 6 years, 2 months ago
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Index: mojo/python/tests/promise_unittest.py
diff --git a/mojo/python/tests/promise_unittest.py b/mojo/python/tests/promise_unittest.py
deleted file mode 100644
index 44427ba91c85cf061d57ecdccaaf38000b1eab40..0000000000000000000000000000000000000000
--- a/mojo/python/tests/promise_unittest.py
+++ /dev/null
@@ -1,181 +0,0 @@
-# Copyright 2014 The Chromium Authors. All rights reserved.
-# Use of this source code is governed by a BSD-style license that can be
-# found in the LICENSE file.
-
-import unittest
-
-# pylint: disable=F0401
-from mojo.bindings import promise
-
-
-class PromiseTest(unittest.TestCase):
-
- def setUp(self):
- self.accumulated = []
-
- def _AddToAccumulated(self, res):
- self.accumulated.append(res)
- return res
-
- def testResolve(self):
- p = promise.Promise.Resolve(0)
- self.assertEquals(p.state, promise.Promise.STATE_FULLFILLED)
- p.Then(self._AddToAccumulated)
- self.assertEquals(self.accumulated, [0])
-
- def testResolveToPromise(self):
- p = promise.Promise.Resolve(0)
- self.assertEquals(p.state, promise.Promise.STATE_FULLFILLED)
- q = promise.Promise.Resolve(p)
- self.assertEquals(p.state, promise.Promise.STATE_FULLFILLED)
- q.Then(self._AddToAccumulated)
- self.assertEquals(self.accumulated, [0])
-
- def testReject(self):
- p = promise.Promise.Reject(0)
- self.assertEquals(p.state, promise.Promise.STATE_REJECTED)
- p.Then(onRejected=self._AddToAccumulated)
- self.assertEquals(self.accumulated, [0])
-
- def testGeneratorFunctionResolve(self):
- (p, resolve, _) = _GetPromiseAndFunctions()
- self.assertEquals(p.state, promise.Promise.STATE_PENDING)
- p.Then(self._AddToAccumulated)
- resolve(0)
- self.assertEquals(p.state, promise.Promise.STATE_FULLFILLED)
- self.assertEquals(self.accumulated, [0])
-
- def testGeneratorFunctionReject(self):
- (p, _, reject) = _GetPromiseAndFunctions()
- self.assertEquals(p.state, promise.Promise.STATE_PENDING)
- p.Then(None, self._AddToAccumulated)
- reject(0)
- self.assertEquals(p.state, promise.Promise.STATE_REJECTED)
- self.assertEquals(self.accumulated, [0])
-
- def testGeneratorFunctionResolveToPromise(self):
- (p1, resolve, _) = _GetPromiseAndFunctions()
- p2 = promise.Promise(lambda x, y: x(p1))
- self.assertEquals(p2.state, promise.Promise.STATE_PENDING)
- p2.Then(self._AddToAccumulated)
- resolve(promise.Promise.Resolve(0))
- self.assertEquals(self.accumulated, [0])
-
- def testComputation(self):
- (p, resolve, _) = _GetPromiseAndFunctions()
- p.Then(lambda x: x+1).Then(lambda x: x+2).Then(self._AddToAccumulated)
- self.assertEquals(self.accumulated, [])
- resolve(0)
- self.assertEquals(self.accumulated, [3])
-
- def testRecoverAfterException(self):
- (p, resolve, _) = _GetPromiseAndFunctions()
- p.Then(_ThrowException).Catch(self._AddToAccumulated)
- self.assertEquals(self.accumulated, [])
- resolve(0)
- self.assertEquals(len(self.accumulated), 1)
- self.assertIsInstance(self.accumulated[0], RuntimeError)
- self.assertEquals(self.accumulated[0].message, 0)
-
- def testMultipleRejectResolve(self):
- (p, resolve, reject) = _GetPromiseAndFunctions()
- p.Then(self._AddToAccumulated, self._AddToAccumulated)
- resolve(0)
- self.assertEquals(self.accumulated, [0])
- resolve(0)
- self.assertEquals(self.accumulated, [0])
- reject(0)
- self.assertEquals(self.accumulated, [0])
-
- self.accumulated = []
- (p, resolve, reject) = _GetPromiseAndFunctions()
- p.Then(self._AddToAccumulated, self._AddToAccumulated)
- reject(0)
- self.assertEquals(self.accumulated, [0])
- resolve(0)
- self.assertEquals(self.accumulated, [0])
- reject(0)
- self.assertEquals(self.accumulated, [0])
-
- def testAll(self):
- promises_and_functions = [_GetPromiseAndFunctions() for x in xrange(10)]
- promises = [x[0] for x in promises_and_functions]
- all_promise = promise.Promise.All(*promises)
- res = []
- def AddToRes(values):
- res.append(values)
- all_promise.Then(AddToRes, AddToRes)
- for i, (_, resolve, _) in enumerate(promises_and_functions):
- self.assertEquals(len(res), 0)
- resolve(i)
- self.assertEquals(len(res), 1)
- self.assertEquals(res[0], [i for i in xrange(10)])
- self.assertEquals(all_promise.state, promise.Promise.STATE_FULLFILLED)
-
- def testAllFailure(self):
- promises_and_functions = [_GetPromiseAndFunctions() for x in xrange(10)]
- promises = [x[0] for x in promises_and_functions]
- all_promise = promise.Promise.All(*promises)
- res = []
- def AddToRes(values):
- res.append(values)
- all_promise.Then(AddToRes, AddToRes)
- for i in xrange(10):
- if i <= 5:
- self.assertEquals(len(res), 0)
- else:
- self.assertEquals(len(res), 1)
- if i != 5:
- promises_and_functions[i][1](i)
- else:
- promises_and_functions[i][2]('error')
- self.assertEquals(len(res), 1)
- self.assertEquals(res[0], 'error')
- self.assertEquals(all_promise.state, promise.Promise.STATE_REJECTED)
-
- def testRace(self):
- promises_and_functions = [_GetPromiseAndFunctions() for x in xrange(10)]
- promises = [x[0] for x in promises_and_functions]
- race_promise = promise.Promise.Race(*promises)
- res = []
- def AddToRes(values):
- res.append(values)
- race_promise.Then(AddToRes, AddToRes)
- self.assertEquals(len(res), 0)
- promises_and_functions[7][1]('success')
- self.assertEquals(len(res), 1)
- for i, (f) in enumerate(promises_and_functions):
- f[1 + (i % 2)](i)
- self.assertEquals(len(res), 1)
- self.assertEquals(res[0], 'success')
- self.assertEquals(race_promise.state, promise.Promise.STATE_FULLFILLED)
-
- def testRaceFailure(self):
- promises_and_functions = [_GetPromiseAndFunctions() for x in xrange(10)]
- promises = [x[0] for x in promises_and_functions]
- race_promise = promise.Promise.Race(*promises)
- res = []
- def AddToRes(values):
- res.append(values)
- race_promise.Then(AddToRes, AddToRes)
- self.assertEquals(len(res), 0)
- promises_and_functions[7][2]('error')
- self.assertEquals(len(res), 1)
- for i, (f) in enumerate(promises_and_functions):
- f[1 + (i % 2)](i)
- self.assertEquals(len(res), 1)
- self.assertEquals(res[0], 'error')
- self.assertEquals(race_promise.state, promise.Promise.STATE_REJECTED)
-
-
-def _GetPromiseAndFunctions():
- functions = {}
- def GeneratorFunction(resolve, reject):
- functions['resolve'] = resolve
- functions['reject'] = reject
- p = promise.Promise(GeneratorFunction)
- return (p, functions['resolve'], functions['reject'])
-
-
-def _ThrowException(x):
- raise RuntimeError(x)
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