public void MetadataReferenceCache_CachesObjectCorrectly()
{
//// Arrange
var objectToCache = new ObjectCacheTest();
var cache = new MetadataReferenceCache();
//// Act 1
var stringCachedBefore = cache.GetString(ObjectCacheTest.TestStringCachedBefore);
var stringCachedOnce = ObjectCacheTest.TestStringCachedOnce;
//// Assert 1
// Assert that all equal objects that will be cached should be:
// 1 - Equal.
// 2 - Not the same reference.
// Strings
Assert.NotSame(objectToCache.StringCachedBefore, stringCachedBefore);
Assert.Equal(objectToCache.StringCachedBefore, stringCachedBefore);
Assert.NotSame(objectToCache.StringCachedDuring1, objectToCache.StringCachedDuring2);
Assert.Equal(objectToCache.StringCachedDuring1, objectToCache.StringCachedDuring2);
Assert.NotSame(objectToCache.StringCachedOnce, stringCachedOnce);
Assert.Equal(objectToCache.StringCachedOnce, stringCachedOnce);
// Versions
Assert.NotSame(objectToCache.VersionCachedDuring1, objectToCache.VersionCachedDuring2);
Assert.Equal(objectToCache.VersionCachedDuring1, objectToCache.VersionCachedDuring2);
//// Act 2
var cachedObject = cache.GetObject(objectToCache);
var cachedStringCachedOnce = cache.GetString(stringCachedOnce);
//// Assert 2
// Assert that all equal objects that were cached should be:
// 1 - Equal to their original value.
// 2 - The same reference.
// Strings
Assert.Same(objectToCache.StringCachedBefore, stringCachedBefore);
Assert.Equal(objectToCache.StringCachedBefore, ObjectCacheTest.TestStringCachedBefore);
Assert.Same(objectToCache.StringCachedDuring1, objectToCache.StringCachedDuring2);
Assert.Equal(objectToCache.StringCachedDuring1, ObjectCacheTest.TestStringCachedDuring);
Assert.Same(objectToCache.StringCachedOnce, cachedStringCachedOnce);
Assert.Equal(objectToCache.StringCachedOnce, ObjectCacheTest.TestStringCachedOnce);
// Check that uncached fields are untouched.
Assert.Equal(objectToCache.DateTimeNeverCached, ObjectCacheTest.TestDateTimeNeverCached);
}
public void AssertMetadataReferenceCache_CachesStringMethodCorrectly()
{
// Arrange
var objectToCache = new ObjectCacheTest();
var cache = new MetadataReferenceCache();
// Act
var cachedObject = cache.GetObject(objectToCache);
// Assert
Assert.True(ReferenceEquals(cachedObject, objectToCache));
Assert.Equal(objectToCache.StringCachedBefore, ObjectCacheTest.TestStringCachedBefore);
Assert.Equal(cache.CachableMethodTypes.Count(), 1);
Assert.Equal(cache.CachableMethodTypes.Single().Key.Name, "MetadataReferenceCache");
Assert.Equal(cache.CachableMethodTypes.Single().Value.Name, "GetString");
}
