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QSampleCache unit test: correctly check whether sample is cached.

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Use QSample::isCached instead of relying on pointers.
Also added a test for loading an invalid file.

Change-Id: I9f4f1e8c3dc3cdb4a88a756cc6cad85e68c3a1b6
Reviewed-by: Michael Goddard <michael.goddard@nokia.com>
This commit is contained in:
Lev Zelenskiy
2012-04-26 16:53:37 +10:00
committed by Qt by Nokia
parent 4d1579d37b
commit e44bcf0a38
4 changed files with 41 additions and 24 deletions
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1
tests/auto/unit/qsamplecache/qsamplecache.pro
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@@ -5,3 +5,4 @@ QT += multimedia-private testlib
SOURCES += tst_qsamplecache.cpp
TESTDATA += testdata/*

0
tests/auto/unit/qsamplecache/data/test.wav → tests/auto/unit/qsamplecache/testdata/test.wav vendored
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0
tests/auto/unit/qsamplecache/data/test2.wav → tests/auto/unit/qsamplecache/testdata/test2.wav vendored
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64
tests/auto/unit/qsamplecache/tst_qsamplecache.cpp
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@@ -56,6 +56,7 @@ private slots:
void testNotCachedSample();
void testEnoughCapacity();
void testNotEnoughCapacity();
void testInvalidFile();
private:
@@ -66,14 +67,15 @@ void tst_QSampleCache::testCachedSample()
QSampleCache cache;
QSignalSpy loadingSpy(&cache, SIGNAL(isLoadingChanged()));
QSample* sample = cache.requestSample(QUrl::fromLocalFile(QFINDTESTDATA("data/test.wav")));
QSample* sample = cache.requestSample(QUrl::fromLocalFile(QFINDTESTDATA("testdata/test.wav")));
QVERIFY(sample);
QTRY_COMPARE(loadingSpy.count(), 2);
QTRY_VERIFY(!cache.isLoading());
loadingSpy.clear();
QSample* sampleCached = cache.requestSample(QUrl::fromLocalFile(QFINDTESTDATA("data/test.wav")));
QSample* sampleCached = cache.requestSample(QUrl::fromLocalFile(QFINDTESTDATA("testdata/test.wav")));
QCOMPARE(sample, sampleCached); // sample is cached
QVERIFY(cache.isCached(QUrl::fromLocalFile(QFINDTESTDATA("testdata/test.wav"))));
// loading thread still starts, but does nothing in this case
QTRY_COMPARE(loadingSpy.count(), 2);
QTRY_VERIFY(!cache.isLoading());
@@ -87,21 +89,13 @@ void tst_QSampleCache::testNotCachedSample()
QSampleCache cache;
QSignalSpy loadingSpy(&cache, SIGNAL(isLoadingChanged()));
QSample* sample = cache.requestSample(QUrl::fromLocalFile(QFINDTESTDATA("data/test.wav")));
QSample* sample = cache.requestSample(QUrl::fromLocalFile(QFINDTESTDATA("testdata/test.wav")));
QVERIFY(sample);
QTRY_COMPARE(loadingSpy.count(), 2);
QTRY_VERIFY(!cache.isLoading());
sample->release();
QTestEventLoop::instance().enterLoop(1); // make sure the sample is destroyed
loadingSpy.clear();
QSample* sampleCached = cache.requestSample(QUrl::fromLocalFile(QFINDTESTDATA("data/test.wav")));
QVERIFY(sample != sampleCached); // sample is not cached
QTRY_COMPARE(loadingSpy.count(), 2);
QTRY_VERIFY(!cache.isLoading());
sampleCached->release();
QVERIFY(!cache.isCached(QUrl::fromLocalFile(QFINDTESTDATA("testdata/test.wav"))));
}
void tst_QSampleCache::testEnoughCapacity()
@@ -109,7 +103,7 @@ void tst_QSampleCache::testEnoughCapacity()
QSampleCache cache;
QSignalSpy loadingSpy(&cache, SIGNAL(isLoadingChanged()));
QSample* sample = cache.requestSample(QUrl::fromLocalFile(QFINDTESTDATA("data/test.wav")));
QSample* sample = cache.requestSample(QUrl::fromLocalFile(QFINDTESTDATA("testdata/test.wav")));
QVERIFY(sample);
QTRY_COMPARE(loadingSpy.count(), 2); // make sure sample is loaded
QTRY_VERIFY(!cache.isLoading());
@@ -117,24 +111,33 @@ void tst_QSampleCache::testEnoughCapacity()
sample->release();
cache.setCapacity(sampleSize * 2);
QVERIFY(!cache.isCached(QUrl::fromLocalFile(QFINDTESTDATA("testdata/test.wav"))));
loadingSpy.clear();
sample = cache.requestSample(QUrl::fromLocalFile(QFINDTESTDATA("data/test.wav")));
sample = cache.requestSample(QUrl::fromLocalFile(QFINDTESTDATA("testdata/test.wav")));
QVERIFY(sample);
QTRY_COMPARE(loadingSpy.count(), 2);
QTRY_VERIFY(!cache.isLoading());
sample->release();
QVERIFY(cache.isCached(QUrl::fromLocalFile(QFINDTESTDATA("testdata/test.wav"))));
// load another sample and make sure first sample is not destroyed
loadingSpy.clear();
QSample* sampleOther = cache.requestSample(QUrl::fromLocalFile(QFINDTESTDATA("data/test2.wav")));
QSample* sampleOther = cache.requestSample(QUrl::fromLocalFile(QFINDTESTDATA("testdata/test2.wav")));
QVERIFY(sampleOther);
QTRY_COMPARE(loadingSpy.count(), 2);
QTRY_VERIFY(!cache.isLoading());
sampleOther->release();
QVERIFY(cache.isCached(QUrl::fromLocalFile(QFINDTESTDATA("testdata/test.wav"))));
QVERIFY(cache.isCached(QUrl::fromLocalFile(QFINDTESTDATA("testdata/test2.wav"))));
loadingSpy.clear();
QSample* sampleCached = cache.requestSample(QUrl::fromLocalFile(QFINDTESTDATA("data/test.wav")));
QSample* sampleCached = cache.requestSample(QUrl::fromLocalFile(QFINDTESTDATA("testdata/test.wav")));
QCOMPARE(sample, sampleCached); // sample is cached
QVERIFY(cache.isCached(QUrl::fromLocalFile(QFINDTESTDATA("testdata/test.wav"))));
QVERIFY(cache.isCached(QUrl::fromLocalFile(QFINDTESTDATA("testdata/test2.wav"))));
QTRY_COMPARE(loadingSpy.count(), 2);
QTRY_VERIFY(!cache.isLoading());
@@ -146,36 +149,49 @@ void tst_QSampleCache::testNotEnoughCapacity()
QSampleCache cache;
QSignalSpy loadingSpy(&cache, SIGNAL(isLoadingChanged()));
QSample* sample = cache.requestSample(QUrl::fromLocalFile(QFINDTESTDATA("data/test.wav")));
QSample* sample = cache.requestSample(QUrl::fromLocalFile(QFINDTESTDATA("testdata/test.wav")));
QVERIFY(sample);
QTRY_COMPARE(loadingSpy.count(), 2); // make sure sample is loaded
QTRY_VERIFY(!cache.isLoading());
int sampleSize = sample->data().size();
sample->release();
cache.setCapacity(sampleSize / 2);
cache.setCapacity(sampleSize / 2); // unloads all samples
QVERIFY(!cache.isCached(QUrl::fromLocalFile(QFINDTESTDATA("testdata/test.wav"))));
loadingSpy.clear();
sample = cache.requestSample(QUrl::fromLocalFile(QFINDTESTDATA("data/test.wav")));
sample = cache.requestSample(QUrl::fromLocalFile(QFINDTESTDATA("testdata/test.wav")));
QVERIFY(sample);
QTRY_COMPARE(loadingSpy.count(), 2);
QTRY_VERIFY(!cache.isLoading());
sample->release();
QVERIFY(cache.isCached(QUrl::fromLocalFile(QFINDTESTDATA("testdata/test.wav"))));
// load another sample to force sample cache to destroy first sample
loadingSpy.clear();
QSample* sampleOther = cache.requestSample(QUrl::fromLocalFile(QFINDTESTDATA("data/test2.wav")));
QSample* sampleOther = cache.requestSample(QUrl::fromLocalFile(QFINDTESTDATA("testdata/test2.wav")));
QVERIFY(sampleOther);
QTRY_COMPARE(loadingSpy.count(), 2);
QTRY_VERIFY(!cache.isLoading());
sampleOther->release();
loadingSpy.clear();
QSample* sampleCached = cache.requestSample(QUrl::fromLocalFile(QFINDTESTDATA("data/test.wav")));
QVERIFY(sample != sampleCached); // sample is not cached
QVERIFY(!cache.isCached(QUrl::fromLocalFile(QFINDTESTDATA("testdata/test.wav"))));
}
void tst_QSampleCache::testInvalidFile()
{
QSampleCache cache;
QSignalSpy loadingSpy(&cache, SIGNAL(isLoadingChanged()));
QSample* sample = cache.requestSample(QUrl::fromLocalFile("invalid"));
QVERIFY(sample);
QTRY_COMPARE(sample->state(), QSample::Error);
QTRY_COMPARE(loadingSpy.count(), 2);
QTRY_VERIFY(!cache.isLoading());
sample->release();
sampleCached->release();
QVERIFY(!cache.isCached(QUrl::fromLocalFile("invalid")));
}
QTEST_MAIN(tst_QSampleCache)