OpenShot Audio Library | OpenShotAudio: juce_UnitTest.cpp Source File

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juce_UnitTest.cpp
1/*
2 ==============================================================================
3
4 This file is part of the JUCE library.
5 Copyright (c) 2017 - ROLI Ltd.
6
7 JUCE is an open source library subject to commercial or open-source
8 licensing.
9
10 The code included in this file is provided under the terms of the ISC license
11 http://www.isc.org/downloads/software-support-policy/isc-license. Permission
12 To use, copy, modify, and/or distribute this software for any purpose with or
13 without fee is hereby granted provided that the above copyright notice and
14 this permission notice appear in all copies.
15
16 JUCE IS PROVIDED "AS IS" WITHOUT ANY WARRANTY, AND ALL WARRANTIES, WHETHER
17 EXPRESSED OR IMPLIED, INCLUDING MERCHANTABILITY AND FITNESS FOR PURPOSE, ARE
18 DISCLAIMED.
19
20 ==============================================================================
21*/
22
23namespace juce
24{
25
26UnitTest::UnitTest (const String& nm, const String& ctg)
27 : name (nm), category (ctg)
28{
29 getAllTests().add (this);
30}
31
32UnitTest::~UnitTest()
33{
34 getAllTests().removeFirstMatchingValue (this);
35}
36
37 Array<UnitTest*>& UnitTest::getAllTests()
38{
39 static Array<UnitTest*> tests;
40 return tests;
41}
42
43 Array<UnitTest*> UnitTest::getTestsInCategory (const String& category)
44{
45 if (category.isEmpty())
46 return getAllTests();
47
48 Array<UnitTest*> unitTests;
49
50 for (auto* test : getAllTests())
51 if (test->getCategory() == category)
52 unitTests.add (test);
53
54 return unitTests;
55}
56
57 StringArray UnitTest::getAllCategories()
58{
59 StringArray categories;
60
61 for (auto* test : getAllTests())
62 if (test->getCategory().isNotEmpty())
63 categories.addIfNotAlreadyThere (test->getCategory());
64
65 return categories;
66}
67
68 void UnitTest::initialise() {}
69 void UnitTest::shutdown() {}
70
71 void UnitTest::performTest (UnitTestRunner* const newRunner)
72{
73 jassert (newRunner != nullptr);
74 runner = newRunner;
75
76 initialise();
77 runTest();
78 shutdown();
79}
80
81 void UnitTest::logMessage (const String& message)
82{
83 // This method's only valid while the test is being run!
84 jassert (runner != nullptr);
85
86 runner->logMessage (message);
87}
88
89 void UnitTest::beginTest (const String& testName)
90{
91 // This method's only valid while the test is being run!
92 jassert (runner != nullptr);
93
94 runner->beginNewTest (this, testName);
95}
96
97 void UnitTest::expect (const bool result, const String& failureMessage)
98{
99 // This method's only valid while the test is being run!
100 jassert (runner != nullptr);
101
102 if (result)
103 runner->addPass();
104 else
105 runner->addFail (failureMessage);
106}
107
108 Random UnitTest::getRandom() const
109{
110 // This method's only valid while the test is being run!
111 jassert (runner != nullptr);
112
113 return runner->randomForTest;
114}
115
116//==============================================================================
117UnitTestRunner::UnitTestRunner() {}
118UnitTestRunner::~UnitTestRunner() {}
119
120 void UnitTestRunner::setAssertOnFailure (bool shouldAssert) noexcept
121{
122 assertOnFailure = shouldAssert;
123}
124
125 void UnitTestRunner::setPassesAreLogged (bool shouldDisplayPasses) noexcept
126{
127 logPasses = shouldDisplayPasses;
128}
129
130 int UnitTestRunner::getNumResults() const noexcept
131{
132 return results.size();
133}
134
135 const UnitTestRunner::TestResult* UnitTestRunner::getResult (int index) const noexcept
136{
137 return results [index];
138}
139
140 void UnitTestRunner::resultsUpdated()
141{
142}
143
144 void UnitTestRunner::runTests (const Array<UnitTest*>& tests, int64 randomSeed)
145{
146 results.clear();
147 resultsUpdated();
148
149 if (randomSeed == 0)
150 randomSeed = Random().nextInt (0x7ffffff);
151
152 randomForTest = Random (randomSeed);
153 logMessage ("Random seed: 0x" + String::toHexString (randomSeed));
154
155 for (auto* t : tests)
156 {
157 if (shouldAbortTests())
158 break;
159
160 #if JUCE_EXCEPTIONS_DISABLED
161 t->performTest (this);
162 #else
163 try
164 {
165 t->performTest (this);
166 }
167 catch (...)
168 {
169 addFail ("An unhandled exception was thrown!");
170 }
171 #endif
172 }
173
174 endTest();
175}
176
177 void UnitTestRunner::runAllTests (int64 randomSeed)
178{
179 runTests (UnitTest::getAllTests(), randomSeed);
180}
181
182 void UnitTestRunner::runTestsInCategory (const String& category, int64 randomSeed)
183{
184 runTests (UnitTest::getTestsInCategory (category), randomSeed);
185}
186
187 void UnitTestRunner::logMessage (const String& message)
188{
189 Logger::writeToLog (message);
190}
191
192 bool UnitTestRunner::shouldAbortTests()
193{
194 return false;
195}
196
197void UnitTestRunner::beginNewTest (UnitTest* const test, const String& subCategory)
198{
199 endTest();
200 currentTest = test;
201
202 auto* r = new TestResult();
203 results.add (r);
204 r->unitTestName = test->getName();
205 r->subcategoryName = subCategory;
206 r->passes = 0;
207 r->failures = 0;
208
209 logMessage ("-----------------------------------------------------------------");
210 logMessage ("Starting test: " + r->unitTestName + " / " + subCategory + "...");
211
212 resultsUpdated();
213}
214
215void UnitTestRunner::endTest()
216{
217 if (auto* r = results.getLast())
218 {
219 if (r->failures > 0)
220 {
221 String m ("FAILED!! ");
222 m << r->failures << (r->failures == 1 ? " test" : " tests")
223 << " failed, out of a total of " << (r->passes + r->failures);
224
225 logMessage (String());
226 logMessage (m);
227 logMessage (String());
228 }
229 else
230 {
231 logMessage ("All tests completed successfully");
232 }
233 }
234}
235
236void UnitTestRunner::addPass()
237{
238 {
239 const ScopedLock sl (results.getLock());
240
241 auto* r = results.getLast();
242 jassert (r != nullptr); // You need to call UnitTest::beginTest() before performing any tests!
243
244 r->passes++;
245
246 if (logPasses)
247 {
248 String message ("Test ");
249 message << (r->failures + r->passes) << " passed";
250 logMessage (message);
251 }
252 }
253
254 resultsUpdated();
255}
256
257void UnitTestRunner::addFail (const String& failureMessage)
258{
259 {
260 const ScopedLock sl (results.getLock());
261
262 auto* r = results.getLast();
263 jassert (r != nullptr); // You need to call UnitTest::beginTest() before performing any tests!
264
265 r->failures++;
266
267 String message ("!!! Test ");
268 message << (r->failures + r->passes) << " failed";
269
270 if (failureMessage.isNotEmpty())
271 message << ": " << failureMessage;
272
273 r->messages.add (message);
274
275 logMessage (message);
276 }
277
278 resultsUpdated();
279
280 if (assertOnFailure) { jassertfalse; }
281}
282
283} // namespace juce
juce::Array
Definition: juce_Array.h:56
juce::Array::add
void add(const ElementType &newElement)
Definition: juce_Array.h:418
juce::Logger::writeToLog
static void JUCE_CALLTYPE writeToLog(const String &message)
Definition: juce_Logger.cpp:40
juce::Random
Definition: juce_Random.h:35
juce::Random::nextInt
int nextInt() noexcept
Definition: juce_Random.cpp:78
juce::StringArray
Definition: juce_StringArray.h:35
juce::StringArray::addIfNotAlreadyThere
bool addIfNotAlreadyThere(const String &stringToAdd, bool ignoreCase=false)
Definition: juce_StringArray.cpp:149
juce::String
Definition: juce_String.h:39
juce::String::isEmpty
bool isEmpty() const noexcept
Definition: juce_String.h:296
juce::String::toHexString
static String toHexString(IntegerType number)
Definition: juce_String.h:1053
juce::UnitTestRunner
Definition: juce_UnitTest.h:325
juce::UnitTestRunner::runAllTests
void runAllTests(int64 randomSeed=0)
Definition: juce_UnitTest.cpp:177
juce::UnitTestRunner::runTestsInCategory
void runTestsInCategory(const String &category, int64 randomSeed=0)
Definition: juce_UnitTest.cpp:182
juce::UnitTestRunner::~UnitTestRunner
virtual ~UnitTestRunner()
Definition: juce_UnitTest.cpp:118
juce::UnitTestRunner::shouldAbortTests
virtual bool shouldAbortTests()
Definition: juce_UnitTest.cpp:192
juce::UnitTestRunner::getResult
const TestResult * getResult(int index) const noexcept
Definition: juce_UnitTest.cpp:135
juce::UnitTestRunner::getNumResults
int getNumResults() const noexcept
Definition: juce_UnitTest.cpp:130
juce::UnitTestRunner::setAssertOnFailure
void setAssertOnFailure(bool shouldAssert) noexcept
Definition: juce_UnitTest.cpp:120
juce::UnitTestRunner::runTests
void runTests(const Array< UnitTest * > &tests, int64 randomSeed=0)
Definition: juce_UnitTest.cpp:144
juce::UnitTestRunner::setPassesAreLogged
void setPassesAreLogged(bool shouldDisplayPasses) noexcept
Definition: juce_UnitTest.cpp:125
juce::UnitTestRunner::logMessage
virtual void logMessage(const String &message)
Definition: juce_UnitTest.cpp:187
juce::UnitTestRunner::resultsUpdated
virtual void resultsUpdated()
Definition: juce_UnitTest.cpp:140
juce::UnitTestRunner::TestResult
Definition: juce_UnitTest.h:378
juce::UnitTest
Definition: juce_UnitTest.h:70
juce::UnitTest::getName
const String & getName() const noexcept
Definition: juce_UnitTest.h:80
juce::UnitTest::logMessage
void logMessage(const String &message)
Definition: juce_UnitTest.cpp:81
juce::UnitTest::getAllCategories
static StringArray getAllCategories()
Definition: juce_UnitTest.cpp:57
juce::UnitTest::getTestsInCategory
static Array< UnitTest * > getTestsInCategory(const String &category)
Definition: juce_UnitTest.cpp:43
juce::UnitTest::initialise
virtual void initialise()
Definition: juce_UnitTest.cpp:68
juce::UnitTest::UnitTest
UnitTest(const String &name, const String &category=String())
Definition: juce_UnitTest.cpp:26
juce::UnitTest::getAllTests
static Array< UnitTest * > & getAllTests()
Definition: juce_UnitTest.cpp:37
juce::UnitTest::beginTest
void beginTest(const String &testName)
Definition: juce_UnitTest.cpp:89
juce::UnitTest::expect
void expect(bool testResult, const String &failureMessage=String())
Definition: juce_UnitTest.cpp:97
juce::UnitTest::shutdown
virtual void shutdown()
Definition: juce_UnitTest.cpp:69
juce::UnitTest::runTest
virtual void runTest()=0
juce::UnitTest::getRandom
Random getRandom() const
Definition: juce_UnitTest.cpp:108
juce::UnitTest::~UnitTest
virtual ~UnitTest()
Definition: juce_UnitTest.cpp:32
juce::UnitTest::performTest
void performTest(UnitTestRunner *runner)
Definition: juce_UnitTest.cpp:71