@Test
public void testNullValue() throws Exception {
// mocks have their methods returning null by default
PersistentCacheLoader<byte[]> c = mock(PersistentCacheLoader.class);
assertThat(cache.get(URI, c)).isNull();
verify(c).get();
assertCacheHit(false);
}
@Test
public void errorSave() throws IOException {
when(cache.getDirectory()).thenReturn(tmp.getRoot().toPath().resolve("unexistent_folder"));
cacheStatus = new DefaultProjectCacheStatus(cache);
exception.expect(IllegalStateException.class);
exception.expectMessage("Failed to write cache sync status");
cacheStatus.save();
}
public WSLoader provide(
AnalysisProperties props, AnalysisMode mode, PersistentCache cache, ServerClient client) {
if (wsLoader == null) {
// recreate cache directory if needed for this analysis
cache.reconfigure();
wsLoader = new WSLoader(isCacheEnabled(props.properties(), mode.isPreview()), cache, client);
wsLoader.setStrategy(getStrategy(mode));
}
return wsLoader;
}
@Test
public void testReconfigure() throws Exception {
cache = new PersistentCache(tmp.getRoot().toPath(), Long.MAX_VALUE, mock(Logger.class));
assertCacheHit(false);
assertCacheHit(true);
File root = tmp.getRoot();
FileUtils.deleteQuietly(root);
// should re-create cache directory and start using the cache
cache.reconfigure();
assertThat(root).exists();
assertCacheHit(false);
assertCacheHit(true);
}
@Before
public void setUp() {
when(cache.getDirectory()).thenReturn(tmp.getRoot().toPath());
cacheStatus = new DefaultProjectCacheStatus(cache);
}
@Test
public void testClean() throws Exception {
assertCacheHit(false);
cache.clear();
assertCacheHit(false);
}
@Test
public void testNullLoader() throws Exception {
assertThat(cache.get(URI, null)).isNull();
assertCacheHit(false);
}
/**
* WSCache should be transparent regarding exceptions: if an exception is thrown by the value
* loader, it should pass through the cache to the original caller using the cache.
*
* @throws Exception
*/
@Test(expected = ArithmeticException.class)
public void testExceptions() throws Exception {
PersistentCacheLoader<byte[]> c = mock(PersistentCacheLoader.class);
when(c.get()).thenThrow(ArithmeticException.class);
cache.get(URI, c);
}
private void assertCacheHit(boolean hit) throws Exception {
CacheFillerString c = new CacheFillerString();
assertThat(cache.getString(URI, c)).isEqualTo(VALUE);
assertThat(c.wasCalled).isEqualTo(!hit);
}