/*
* Copyright Terracotta, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.ehcache.core;
import org.ehcache.Status;
import org.ehcache.core.spi.store.StoreAccessException;
import org.ehcache.spi.loaderwriter.CacheWritingException;
import org.ehcache.spi.loaderwriter.CacheLoaderWriter;
import org.ehcache.core.statistics.CacheOperationOutcomes;
import org.hamcrest.CoreMatchers;
import org.junit.Test;
import org.mockito.Mock;
import org.slf4j.LoggerFactory;
import java.util.Collections;
import java.util.EnumSet;
import static org.hamcrest.CoreMatchers.equalTo;
import static org.hamcrest.CoreMatchers.is;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertThat;
import static org.junit.Assert.assertTrue;
import static org.junit.Assert.fail;
import static org.mockito.Matchers.any;
import static org.mockito.Matchers.eq;
import static org.mockito.Mockito.doThrow;
import static org.mockito.Mockito.spy;
import static org.mockito.Mockito.verify;
import static org.mockito.Mockito.verifyZeroInteractions;
/**
* Provides testing of basic REMOVE(key, value) operations on an {@code EhcacheWithLoaderWriter}.
*
* @author Clifford W. Johnson
*/
public class EhcacheWithLoaderWriterBasicRemoveValueTest extends EhcacheBasicCrudBase {
@Mock
protected CacheLoaderWriter<String, String> cacheLoaderWriter;
@Test
public void testRemoveNullNull() {
final EhcacheWithLoaderWriter<String, String> ehcache = this.getEhcache(this.cacheLoaderWriter);
try {
ehcache.remove(null, null);
fail();
} catch (NullPointerException e) {
// expected
}
}
@Test
public void testRemoveKeyNull() throws Exception {
final EhcacheWithLoaderWriter<String, String> ehcache = this.getEhcache(this.cacheLoaderWriter);
try {
ehcache.remove("key", null);
fail();
} catch (NullPointerException e) {
// expected
}
}
@Test
public void testRemoveNullValue() throws Exception {
final EhcacheWithLoaderWriter<String, String> ehcache = this.getEhcache(this.cacheLoaderWriter);
try {
ehcache.remove(null, "value");
fail();
} catch (NullPointerException e) {
// expected
}
}
/**
* Tests the effect of a {@link EhcacheWithLoaderWriter#remove(Object, Object)} for
* <ul>
* <li>key not present in {@code Store}</li>
* </ul>
*/
@Test
public void testRemoveValueNoStoreEntry() throws Exception {
final FakeStore fakeStore = new FakeStore(Collections.<String, String>emptyMap());
this.store = spy(fakeStore);
final EhcacheWithLoaderWriter<String, String> ehcache = this.getEhcache(this.cacheLoaderWriter);
assertFalse(ehcache.remove("key", "value"));
verify(this.store).compute(eq("key"), getAnyBiFunction(), getBooleanNullaryFunction());
verifyZeroInteractions(this.spiedResilienceStrategy);
assertThat(fakeStore.getEntryMap().containsKey("key"), is(false));
validateStats(ehcache, EnumSet.of(CacheOperationOutcomes.ConditionalRemoveOutcome.FAILURE_KEY_MISSING));
}
/**
* Tests the effect of a {@link EhcacheWithLoaderWriter#remove(Object, Object)} for
* <ul>
* <li>key with unequal value in {@code Store}</li>
* </ul>
*/
@Test
public void testRemoveValueUnequalStoreEntry() throws Exception {
final FakeStore fakeStore = new FakeStore(Collections.singletonMap("key", "unequalValue"));
this.store = spy(fakeStore);
final EhcacheWithLoaderWriter<String, String> ehcache = this.getEhcache(this.cacheLoaderWriter);
assertFalse(ehcache.remove("key", "value"));
verify(this.store).compute(eq("key"), getAnyBiFunction(), getBooleanNullaryFunction());
verifyZeroInteractions(this.spiedResilienceStrategy);
assertThat(fakeStore.getEntryMap().get("key"), is(equalTo("unequalValue")));
validateStats(ehcache, EnumSet.of(CacheOperationOutcomes.ConditionalRemoveOutcome.FAILURE_KEY_PRESENT));
}
/**
* Tests the effect of a {@link EhcacheWithLoaderWriter#remove(Object, Object)} for
* <ul>
* <li>key with equal value in {@code Store}</li>
* </ul>
*/
@Test
public void testRemoveValueEqualStoreEntry() throws Exception {
final FakeStore fakeStore = new FakeStore(Collections.singletonMap("key", "value"));
this.store = spy(fakeStore);
final EhcacheWithLoaderWriter<String, String> ehcache = this.getEhcache(this.cacheLoaderWriter);
assertTrue(ehcache.remove("key", "value"));
verify(this.store).compute(eq("key"), getAnyBiFunction(), getBooleanNullaryFunction());
verifyZeroInteractions(this.spiedResilienceStrategy);
assertThat(fakeStore.getEntryMap().containsKey("key"), is(false));
validateStats(ehcache, EnumSet.of(CacheOperationOutcomes.ConditionalRemoveOutcome.SUCCESS));
}
/**
* Tests the effect of a {@link EhcacheWithLoaderWriter#remove(Object, Object)} for
* <ul>
* <li>key not present in {@code Store}</li>
* <li>>{@code Store.compute} throws</li>
* </ul>
*/
@Test
public void testRemoveValueNoStoreEntryStoreAccessException() throws Exception {
final FakeStore fakeStore = new FakeStore(Collections.<String, String>emptyMap());
this.store = spy(fakeStore);
doThrow(new StoreAccessException("")).when(this.store).compute(eq("key"), getAnyBiFunction(), getBooleanNullaryFunction());
final EhcacheWithLoaderWriter<String, String> ehcache = this.getEhcache(this.cacheLoaderWriter);
ehcache.remove("key", "value");
verify(this.store).compute(eq("key"), getAnyBiFunction(), getBooleanNullaryFunction());
verify(this.spiedResilienceStrategy)
.removeFailure(eq("key"), eq("value"), any(StoreAccessException.class), eq(false));
validateStats(ehcache, EnumSet.of(CacheOperationOutcomes.ConditionalRemoveOutcome.FAILURE));
}
/**
* Tests the effect of a {@link EhcacheWithLoaderWriter#remove(Object, Object)} for
* <ul>
* <li>key with unequal value present in {@code Store}</li>
* <li>>{@code Store.compute} throws</li>
* </ul>
*/
@Test
public void testRemoveValueUnequalStoreEntryStoreAccessException() throws Exception {
final FakeStore fakeStore = new FakeStore(Collections.singletonMap("key", "unequalValue"));
this.store = spy(fakeStore);
doThrow(new StoreAccessException("")).when(this.store).compute(eq("key"), getAnyBiFunction(), getBooleanNullaryFunction());
final EhcacheWithLoaderWriter<String, String> ehcache = this.getEhcache(this.cacheLoaderWriter);
ehcache.remove("key", "value");
verify(this.store).compute(eq("key"), getAnyBiFunction(), getBooleanNullaryFunction());
verify(this.spiedResilienceStrategy)
.removeFailure(eq("key"), eq("value"), any(StoreAccessException.class), eq(false));
validateStats(ehcache, EnumSet.of(CacheOperationOutcomes.ConditionalRemoveOutcome.FAILURE));
}
/**
* Tests the effect of a {@link EhcacheWithLoaderWriter#remove(Object, Object)} for
* <ul>
* <li>key with equal value present in {@code Store}</li>
* <li>>{@code Store.compute} throws</li>
* </ul>
*/
@Test
public void testRemoveValueEqualStoreEntryStoreAccessException() throws Exception {
final FakeStore fakeStore = new FakeStore(Collections.singletonMap("key", "value"));
this.store = spy(fakeStore);
doThrow(new StoreAccessException("")).when(this.store).compute(eq("key"), getAnyBiFunction(), getBooleanNullaryFunction());
final EhcacheWithLoaderWriter<String, String> ehcache = this.getEhcache(this.cacheLoaderWriter);
ehcache.remove("key", "value");
verify(this.store).compute(eq("key"), getAnyBiFunction(), getBooleanNullaryFunction());
verify(this.spiedResilienceStrategy)
.removeFailure(eq("key"), eq("value"), any(StoreAccessException.class), eq(false));
validateStats(ehcache, EnumSet.of(CacheOperationOutcomes.ConditionalRemoveOutcome.FAILURE));
}
/**
* Tests the effect of a {@link EhcacheWithLoaderWriter#remove(Object, Object)} for
* <ul>
* <li>key not present in {@code Store}</li>
* <li>key not present via {@code CacheLoaderWriter}</li>
* </ul>
*/
@Test
public void testRemoveValueNoStoreEntryNoCacheLoaderWriterEntry() throws Exception {
final FakeStore fakeStore = new FakeStore(Collections.<String, String>emptyMap());
this.store = spy(fakeStore);
final FakeCacheLoaderWriter fakeWriter = new FakeCacheLoaderWriter(Collections.<String, String>emptyMap());
final EhcacheWithLoaderWriter<String, String> ehcache = this.getEhcache(fakeWriter);
assertFalse(ehcache.remove("key", "value"));
verify(this.store).compute(eq("key"), getAnyBiFunction(), getBooleanNullaryFunction());
verifyZeroInteractions(this.spiedResilienceStrategy);
assertThat(fakeStore.getEntryMap().containsKey("key"), is(false));
assertThat(fakeWriter.getEntryMap().containsKey("key"), is(false));
validateStats(ehcache, EnumSet.of(CacheOperationOutcomes.ConditionalRemoveOutcome.FAILURE_KEY_MISSING));
}
/**
* Tests the effect of a {@link EhcacheWithLoaderWriter#remove(Object, Object)} for
* <ul>
* <li>key with unequal value present in {@code Store}</li>
* <li>key not present via {@code CacheLoaderWriter}</li>
* </ul>
*/
@Test
public void testRemoveValueUnequalStoreEntryNoCacheLoaderWriterEntry() throws Exception {
final FakeStore fakeStore = new FakeStore(Collections.singletonMap("key", "unequalValue"));
this.store = spy(fakeStore);
final FakeCacheLoaderWriter fakeWriter = new FakeCacheLoaderWriter(Collections.<String, String>emptyMap());
final EhcacheWithLoaderWriter<String, String> ehcache = this.getEhcache(fakeWriter);
assertFalse(ehcache.remove("key", "value"));
verify(this.store).compute(eq("key"), getAnyBiFunction(), getBooleanNullaryFunction());
verifyZeroInteractions(this.spiedResilienceStrategy);
assertThat(fakeStore.getEntryMap().get("key"), is(equalTo("unequalValue")));
// Broken initial state: CacheLoaderWriter check omitted
validateStats(ehcache, EnumSet.of(CacheOperationOutcomes.ConditionalRemoveOutcome.FAILURE_KEY_PRESENT));
}
/**
* Tests the effect of a {@link EhcacheWithLoaderWriter#remove(Object, Object)} for
* <ul>
* <li>key with equal value present in {@code Store}</li>
* <li>key not present via {@code CacheLoaderWriter}</li>
* </ul>
*/
@Test
public void testRemoveValueEqualStoreEntryNoCacheLoaderWriterEntry() throws Exception {
final FakeStore fakeStore = new FakeStore(Collections.singletonMap("key", "value"));
this.store = spy(fakeStore);
final FakeCacheLoaderWriter fakeWriter = new FakeCacheLoaderWriter(Collections.<String, String>emptyMap());
final EhcacheWithLoaderWriter<String, String> ehcache = this.getEhcache(fakeWriter);
assertTrue(ehcache.remove("key", "value"));
verify(this.store).compute(eq("key"), getAnyBiFunction(), getBooleanNullaryFunction());
verifyZeroInteractions(this.spiedResilienceStrategy);
assertThat(fakeStore.getEntryMap().containsKey("key"), is(false));
// Broken initial state: CacheLoaderWriter check omitted
validateStats(ehcache, EnumSet.of(CacheOperationOutcomes.ConditionalRemoveOutcome.SUCCESS));
}
/**
* Tests the effect of a {@link EhcacheWithLoaderWriter#remove(Object, Object)} for
* <ul>
* <li>key not present in {@code Store}</li>
* <li>>{@code Store.compute} throws</li>
* <li>key not present via {@code CacheLoaderWriter}</li>
* </ul>
*/
@Test
public void testRemoveValueNoStoreEntryStoreAccessExceptionNoCacheLoaderWriterEntry() throws Exception {
final FakeStore fakeStore = new FakeStore(Collections.<String, String>emptyMap());
this.store = spy(fakeStore);
doThrow(new StoreAccessException("")).when(this.store).compute(eq("key"), getAnyBiFunction(), getBooleanNullaryFunction());
final FakeCacheLoaderWriter fakeWriter = new FakeCacheLoaderWriter(Collections.<String, String>emptyMap());
this.cacheLoaderWriter = spy(fakeWriter);
final EhcacheWithLoaderWriter<String, String> ehcache = this.getEhcache(this.cacheLoaderWriter);
ehcache.remove("key", "value");
verify(this.store).compute(eq("key"), getAnyBiFunction(), getBooleanNullaryFunction());
verify(this.spiedResilienceStrategy)
.removeFailure(eq("key"), eq("value"), any(StoreAccessException.class), eq(false));
assertThat(fakeWriter.getEntryMap().containsKey("key"), is(false));
validateStats(ehcache, EnumSet.of(CacheOperationOutcomes.ConditionalRemoveOutcome.FAILURE));
}
/**
* Tests the effect of a {@link EhcacheWithLoaderWriter#remove(Object, Object)} for
* <ul>
* <li>key with unequal value present in {@code Store}</li>
* <li>>{@code Store.compute} throws</li>
* <li>key not present via {@code CacheLoaderWriter}</li>
* </ul>
*/
@Test
public void testRemoveValueUnequalStoreEntryStoreAccessExceptionNoCacheLoaderWriterEntry() throws Exception {
final FakeStore fakeStore = new FakeStore(Collections.singletonMap("key", "unequalValue"));
this.store = spy(fakeStore);
doThrow(new StoreAccessException("")).when(this.store).compute(eq("key"), getAnyBiFunction(), getBooleanNullaryFunction());
final FakeCacheLoaderWriter fakeWriter = new FakeCacheLoaderWriter(Collections.<String, String>emptyMap());
this.cacheLoaderWriter = spy(fakeWriter);
final EhcacheWithLoaderWriter<String, String> ehcache = this.getEhcache(this.cacheLoaderWriter);
ehcache.remove("key", "value");
verify(this.store).compute(eq("key"), getAnyBiFunction(), getBooleanNullaryFunction());
verify(this.spiedResilienceStrategy)
.removeFailure(eq("key"), eq("value"), any(StoreAccessException.class), eq(false));
// Broken initial state: CacheLoaderWriter check omitted
validateStats(ehcache, EnumSet.of(CacheOperationOutcomes.ConditionalRemoveOutcome.FAILURE));
}
/**
* Tests the effect of a {@link EhcacheWithLoaderWriter#remove(Object, Object)} for
* <ul>
* <li>key with equal value present in {@code Store}</li>
* <li>>{@code Store.compute} throws</li>
* <li>key not present via {@code CacheLoaderWriter}</li>
* </ul>
*/
@Test
public void testRemoveValueEqualStoreEntryStoreAccessExceptionNoCacheLoaderWriterEntry() throws Exception {
final FakeStore fakeStore = new FakeStore(Collections.singletonMap("key", "value"));
this.store = spy(fakeStore);
doThrow(new StoreAccessException("")).when(this.store).compute(eq("key"), getAnyBiFunction(), getBooleanNullaryFunction());
final FakeCacheLoaderWriter fakeWriter = new FakeCacheLoaderWriter(Collections.<String, String>emptyMap());
this.cacheLoaderWriter = spy(fakeWriter);
final EhcacheWithLoaderWriter<String, String> ehcache = this.getEhcache(this.cacheLoaderWriter);
ehcache.remove("key", "value");
verify(this.store).compute(eq("key"), getAnyBiFunction(), getBooleanNullaryFunction());
verify(this.spiedResilienceStrategy)
.removeFailure(eq("key"), eq("value"), any(StoreAccessException.class), eq(false));
// Broken initial state: CacheLoaderWriter check omitted
validateStats(ehcache, EnumSet.of(CacheOperationOutcomes.ConditionalRemoveOutcome.FAILURE));
}
/**
* Tests the effect of a {@link EhcacheWithLoaderWriter#remove(Object, Object)} for
* <ul>
* <li>key not present in {@code Store}</li>
* <li>key with unequal value present via {@code CacheLoaderWriter}</li>
* </ul>
*/
@Test
public void testRemoveValueNoStoreEntryUnequalCacheLoaderWriterEntry() throws Exception {
final FakeStore fakeStore = new FakeStore(Collections.<String, String>emptyMap());
this.store = spy(fakeStore);
final FakeCacheLoaderWriter fakeWriter = new FakeCacheLoaderWriter(Collections.singletonMap("key", "unequalValue"));
final EhcacheWithLoaderWriter<String, String> ehcache = this.getEhcache(fakeWriter);
assertFalse(ehcache.remove("key", "value"));
verify(this.store).compute(eq("key"), getAnyBiFunction(), getBooleanNullaryFunction());
verifyZeroInteractions(this.spiedResilienceStrategy);
assertThat(fakeStore.getEntryMap().get("key"), is("unequalValue"));
assertThat(fakeWriter.getEntryMap().get("key"), is("unequalValue"));
validateStats(ehcache, EnumSet.of(CacheOperationOutcomes.ConditionalRemoveOutcome.FAILURE_KEY_PRESENT));
}
/**
* Tests the effect of a {@link EhcacheWithLoaderWriter#remove(Object, Object)} for
* <ul>
* <li>key with unequal value present in {@code Store}</li>
* <li>key with unequal value present via {@code CacheLoaderWriter}</li>
* </ul>
*/
@Test
public void testRemoveValueUnequalStoreEntryUnequalCacheLoaderWriterEntry() throws Exception {
final FakeStore fakeStore = new FakeStore(Collections.singletonMap("key", "unequalValue"));
this.store = spy(fakeStore);
final FakeCacheLoaderWriter fakeWriter = new FakeCacheLoaderWriter(Collections.singletonMap("key", "unequalValue"));
final EhcacheWithLoaderWriter<String, String> ehcache = this.getEhcache(fakeWriter);
assertFalse(ehcache.remove("key", "value"));
verify(this.store).compute(eq("key"), getAnyBiFunction(), getBooleanNullaryFunction());
verifyZeroInteractions(this.spiedResilienceStrategy);
assertThat(fakeStore.getEntryMap().get("key"), is(equalTo("unequalValue")));
assertThat(fakeWriter.getEntryMap().get("key"), is(equalTo("unequalValue")));
validateStats(ehcache, EnumSet.of(CacheOperationOutcomes.ConditionalRemoveOutcome.FAILURE_KEY_PRESENT));
}
/**
* Tests the effect of a {@link EhcacheWithLoaderWriter#remove(Object, Object)} for
* <ul>
* <li>key with equal value present in {@code Store}</li>
* <li>key with unequal value present via {@code CacheLoaderWriter}</li>
* </ul>
*/
@Test
public void testRemoveValueEqualStoreEntryUnequalCacheLoaderWriterEntry() throws Exception {
final FakeStore fakeStore = new FakeStore(Collections.singletonMap("key", "value"));
this.store = spy(fakeStore);
final FakeCacheLoaderWriter fakeWriter = new FakeCacheLoaderWriter(Collections.singletonMap("key", "unequalValue"));
final EhcacheWithLoaderWriter<String, String> ehcache = this.getEhcache(fakeWriter);
assertTrue(ehcache.remove("key", "value"));
verify(this.store).compute(eq("key"), getAnyBiFunction(), getBooleanNullaryFunction());
verifyZeroInteractions(this.spiedResilienceStrategy);
assertThat(fakeStore.getEntryMap().containsKey("key"), is(false));
// Broken initial state: CacheLoaderWriter check omitted
validateStats(ehcache, EnumSet.of(CacheOperationOutcomes.ConditionalRemoveOutcome.SUCCESS));
}
/**
* Tests the effect of a {@link EhcacheWithLoaderWriter#remove(Object, Object)} for
* <ul>
* <li>key not present in {@code Store}</li>
* <li>>{@code Store.compute} throws</li>
* <li>key with unequal value present via {@code CacheLoaderWriter}</li>
* </ul>
*/
@Test
public void testRemoveValueNoStoreEntryStoreAccessExceptionUnequalCacheLoaderWriterEntry() throws Exception {
final FakeStore fakeStore = new FakeStore(Collections.<String, String>emptyMap());
this.store = spy(fakeStore);
doThrow(new StoreAccessException("")).when(this.store).compute(eq("key"), getAnyBiFunction(), getBooleanNullaryFunction());
final FakeCacheLoaderWriter fakeWriter = new FakeCacheLoaderWriter(Collections.singletonMap("key", "unequalValue"));
this.cacheLoaderWriter = spy(fakeWriter);
final EhcacheWithLoaderWriter<String, String> ehcache = this.getEhcache(this.cacheLoaderWriter);
ehcache.remove("key", "value");
verify(this.store).compute(eq("key"), getAnyBiFunction(), getBooleanNullaryFunction());
verify(this.spiedResilienceStrategy)
.removeFailure(eq("key"), eq("value"), any(StoreAccessException.class), eq(false));
assertThat(fakeWriter.getEntryMap().get("key"), is(equalTo("unequalValue")));
validateStats(ehcache, EnumSet.of(CacheOperationOutcomes.ConditionalRemoveOutcome.FAILURE));
}
/**
* Tests the effect of a {@link EhcacheWithLoaderWriter#remove(Object, Object)} for
* <ul>
* <li>key with unequal value present in {@code Store}</li>
* <li>>{@code Store.compute} throws</li>
* <li>key with unequal value present via {@code CacheLoaderWriter}</li>
* </ul>
*/
@Test
public void testRemoveValueUnequalStoreEntryStoreAccessExceptionUnequalCacheLoaderWriterEntry() throws Exception {
final FakeStore fakeStore = new FakeStore(Collections.singletonMap("key", "unequalValue"));
this.store = spy(fakeStore);
doThrow(new StoreAccessException("")).when(this.store).compute(eq("key"), getAnyBiFunction(), getBooleanNullaryFunction());
final FakeCacheLoaderWriter fakeWriter = new FakeCacheLoaderWriter(Collections.singletonMap("key", "unequalValue"));
this.cacheLoaderWriter = spy(fakeWriter);
final EhcacheWithLoaderWriter<String, String> ehcache = this.getEhcache(this.cacheLoaderWriter);
assertThat(ehcache.remove("key", "value"), is(false));
verify(this.store).compute(eq("key"), getAnyBiFunction(), getBooleanNullaryFunction());
verify(this.spiedResilienceStrategy)
.removeFailure(eq("key"), eq("value"), any(StoreAccessException.class), eq(false));
assertThat(fakeWriter.getEntryMap().get("key"), is(equalTo("unequalValue")));
validateStats(ehcache, EnumSet.of(CacheOperationOutcomes.ConditionalRemoveOutcome.FAILURE));
}
/**
* Tests the effect of a {@link EhcacheWithLoaderWriter#remove(Object, Object)} for
* <ul>
* <li>key with equal value present in {@code Store}</li>
* <li>>{@code Store.compute} throws</li>
* <li>key with unequal value present via {@code CacheLoaderWriter}</li>
* </ul>
*/
@Test
public void testRemoveValueEqualStoreEntryStoreAccessExceptionUnequalCacheLoaderWriterEntry() throws Exception {
final FakeStore fakeStore = new FakeStore(Collections.singletonMap("key", "value"));
this.store = spy(fakeStore);
doThrow(new StoreAccessException("")).when(this.store).compute(eq("key"), getAnyBiFunction(), getBooleanNullaryFunction());
final FakeCacheLoaderWriter fakeWriter = new FakeCacheLoaderWriter(Collections.singletonMap("key", "unequalValue"));
this.cacheLoaderWriter = spy(fakeWriter);
final EhcacheWithLoaderWriter<String, String> ehcache = this.getEhcache(this.cacheLoaderWriter);
ehcache.remove("key", "value");
verify(this.store).compute(eq("key"), getAnyBiFunction(), getBooleanNullaryFunction());
verify(this.spiedResilienceStrategy)
.removeFailure(eq("key"), eq("value"), any(StoreAccessException.class), eq(false));
// Broken initial state: CacheLoaderWriter check omitted
validateStats(ehcache, EnumSet.of(CacheOperationOutcomes.ConditionalRemoveOutcome.FAILURE));
}
/**
* Tests the effect of a {@link EhcacheWithLoaderWriter#remove(Object, Object)} for
* <ul>
* <li>key not present in {@code Store}</li>
* <li>key with equal value present via {@code CacheLoaderWriter}</li>
* </ul>
*/
@Test
public void testRemoveValueNoStoreEntryEqualCacheLoaderWriterEntry() throws Exception {
final FakeStore fakeStore = new FakeStore(Collections.<String, String>emptyMap());
this.store = spy(fakeStore);
final FakeCacheLoaderWriter fakeWriter = new FakeCacheLoaderWriter(Collections.singletonMap("key", "value"));
final EhcacheWithLoaderWriter<String, String> ehcache = this.getEhcache(fakeWriter);
assertThat(ehcache.remove("key", "value"), is(true));
verify(this.store).compute(eq("key"), getAnyBiFunction(), getBooleanNullaryFunction());
verifyZeroInteractions(this.spiedResilienceStrategy);
assertThat(fakeStore.getEntryMap().containsKey("key"), is(false));
assertThat(fakeWriter.getEntryMap().containsKey("key"), is(false));
validateStats(ehcache, EnumSet.of(CacheOperationOutcomes.ConditionalRemoveOutcome.SUCCESS));
}
/**
* Tests the effect of a {@link EhcacheWithLoaderWriter#remove(Object, Object)} for
* <ul>
* <li>key with unequal value present in {@code Store}</li>
* <li>key with equal value present via {@code CacheLoaderWriter}</li>
* </ul>
*/
@Test
public void testRemoveValueUnequalStoreEntryEqualCacheLoaderWriterEntry() throws Exception {
final FakeStore fakeStore = new FakeStore(Collections.singletonMap("key", "unequalValue"));
this.store = spy(fakeStore);
final FakeCacheLoaderWriter fakeWriter = new FakeCacheLoaderWriter(Collections.singletonMap("key", "value"));
final EhcacheWithLoaderWriter<String, String> ehcache = this.getEhcache(fakeWriter);
assertFalse(ehcache.remove("key", "value"));
verify(this.store).compute(eq("key"), getAnyBiFunction(), getBooleanNullaryFunction());
verifyZeroInteractions(this.spiedResilienceStrategy);
assertThat(fakeStore.getEntryMap().get("key"), is(equalTo("unequalValue")));
// Broken initial state: CacheLoaderWriter check omitted
validateStats(ehcache, EnumSet.of(CacheOperationOutcomes.ConditionalRemoveOutcome.FAILURE_KEY_PRESENT));
}
/**
* Tests the effect of a {@link EhcacheWithLoaderWriter#remove(Object, Object)} for
* <ul>
* <li>key with equal value present in {@code Store}</li>
* <li>key with equal value present via {@code CacheLoaderWriter}</li>
* </ul>
*/
@Test
public void testRemoveValueEqualStoreEntryEqualCacheLoaderWriterEntry() throws Exception {
final FakeStore fakeStore = new FakeStore(Collections.singletonMap("key", "value"));
this.store = spy(fakeStore);
final FakeCacheLoaderWriter fakeWriter = new FakeCacheLoaderWriter(Collections.singletonMap("key", "value"));
final EhcacheWithLoaderWriter<String, String> ehcache = this.getEhcache(fakeWriter);
assertTrue(ehcache.remove("key", "value"));
verify(this.store).compute(eq("key"), getAnyBiFunction(), getBooleanNullaryFunction());
verifyZeroInteractions(this.spiedResilienceStrategy);
assertThat(fakeStore.getEntryMap().containsKey("key"), is(false));
assertThat(fakeWriter.getEntryMap().containsKey("key"), is(false));
validateStats(ehcache, EnumSet.of(CacheOperationOutcomes.ConditionalRemoveOutcome.SUCCESS));
}
/**
* Tests the effect of a {@link EhcacheWithLoaderWriter#remove(Object, Object)} for
* <ul>
* <li>key not present in {@code Store}</li>
* <li>>{@code Store.compute} throws</li>
* <li>key with equal value present via {@code CacheLoaderWriter}</li>
* </ul>
*/
@Test
public void testRemoveValueNoStoreEntryStoreAccessExceptionEqualCacheLoaderWriterEntry() throws Exception {
final FakeStore fakeStore = new FakeStore(Collections.<String, String>emptyMap());
this.store = spy(fakeStore);
doThrow(new StoreAccessException("")).when(this.store).compute(eq("key"), getAnyBiFunction(), getBooleanNullaryFunction());
final FakeCacheLoaderWriter fakeWriter = new FakeCacheLoaderWriter(Collections.singletonMap("key", "value"));
this.cacheLoaderWriter = spy(fakeWriter);
final EhcacheWithLoaderWriter<String, String> ehcache = this.getEhcache(this.cacheLoaderWriter);
assertThat(ehcache.remove("key", "value"), is(true));
verify(this.store).compute(eq("key"), getAnyBiFunction(), getBooleanNullaryFunction());
verify(this.spiedResilienceStrategy)
.removeFailure(eq("key"), eq("value"), any(StoreAccessException.class), eq(true));
assertThat(fakeWriter.getEntryMap().containsKey("key"), is(false));
validateStats(ehcache, EnumSet.of(CacheOperationOutcomes.ConditionalRemoveOutcome.FAILURE));
}
/**
* Tests the effect of a {@link EhcacheWithLoaderWriter#remove(Object, Object)} for
* <ul>
* <li>key with unequal value present in {@code Store}</li>
* <li>>{@code Store.compute} throws</li>
* <li>key with equal value present via {@code CacheLoaderWriter}</li>
* </ul>
*/
@Test
public void testRemoveValueUnequalStoreEntryStoreAccessExceptionEqualCacheLoaderWriterEntry() throws Exception {
final FakeStore fakeStore = new FakeStore(Collections.singletonMap("key", "unequalValue"));
this.store = spy(fakeStore);
doThrow(new StoreAccessException("")).when(this.store).compute(eq("key"), getAnyBiFunction(), getBooleanNullaryFunction());
final FakeCacheLoaderWriter fakeWriter = new FakeCacheLoaderWriter(Collections.singletonMap("key", "value"));
this.cacheLoaderWriter = spy(fakeWriter);
final EhcacheWithLoaderWriter<String, String> ehcache = this.getEhcache(this.cacheLoaderWriter);
assertThat(ehcache.remove("key", "value"), is(true));
verify(this.store).compute(eq("key"), getAnyBiFunction(), getBooleanNullaryFunction());
verify(this.spiedResilienceStrategy)
.removeFailure(eq("key"), eq("value"), any(StoreAccessException.class), eq(true));
// Broken initial state: CacheLoaderWriter check omitted
validateStats(ehcache, EnumSet.of(CacheOperationOutcomes.ConditionalRemoveOutcome.FAILURE));
}
/**
* Tests the effect of a {@link EhcacheWithLoaderWriter#remove(Object, Object)} for
* <ul>
* <li>key with equal value present in {@code Store}</li>
* <li>>{@code Store.compute} throws</li>
* <li>key with equal value present via {@code CacheLoaderWriter}</li>
* </ul>
*/
@Test
public void testRemoveValueEqualStoreEntryStoreAccessExceptionEqualCacheLoaderWriterEntry() throws Exception {
final FakeStore fakeStore = new FakeStore(Collections.singletonMap("key", "value"));
this.store = spy(fakeStore);
doThrow(new StoreAccessException("")).when(this.store).compute(eq("key"), getAnyBiFunction(), getBooleanNullaryFunction());
final FakeCacheLoaderWriter fakeWriter = new FakeCacheLoaderWriter(Collections.singletonMap("key", "value"));
this.cacheLoaderWriter = spy(fakeWriter);
final EhcacheWithLoaderWriter<String, String> ehcache = this.getEhcache(this.cacheLoaderWriter);
assertThat(ehcache.remove("key", "value"), is(true));
verify(this.store).compute(eq("key"), getAnyBiFunction(), getBooleanNullaryFunction());
verify(this.spiedResilienceStrategy)
.removeFailure(eq("key"), eq("value"), any(StoreAccessException.class), eq(true));
assertThat(fakeWriter.getEntryMap().containsKey("key"), is(false));
validateStats(ehcache, EnumSet.of(CacheOperationOutcomes.ConditionalRemoveOutcome.FAILURE));
}
/**
* Tests the effect of a {@link EhcacheWithLoaderWriter#remove(Object, Object)} for
* <ul>
* <li>key not present in {@code Store}</li>
* <li>{@code CacheLoaderWriter.delete} throws</li>
* </ul>
*/
@Test
public void testRemoveValueNoStoreEntryCacheWritingException() throws Exception {
final FakeStore fakeStore = new FakeStore(Collections.<String, String>emptyMap());
this.store = spy(fakeStore);
final FakeCacheLoaderWriter fakeWriter = new FakeCacheLoaderWriter(Collections.singletonMap("key", "value"));
this.cacheLoaderWriter = spy(fakeWriter);
doThrow(new Exception()).when(this.cacheLoaderWriter).delete("key");
final EhcacheWithLoaderWriter<String, String> ehcache = this.getEhcache(this.cacheLoaderWriter);
try {
ehcache.remove("key", "value");
fail();
} catch (CacheWritingException e) {
// expected
}
verify(this.store).compute(eq("key"), getAnyBiFunction(), getBooleanNullaryFunction());
verifyZeroInteractions(this.spiedResilienceStrategy);
validateStats(ehcache, EnumSet.noneOf(CacheOperationOutcomes.ConditionalRemoveOutcome.class));
}
/**
* Tests the effect of a {@link EhcacheWithLoaderWriter#remove(Object, Object)} for
* <ul>
* <li>key with unequal value present in {@code Store}</li>
* <li>{@code CacheLoaderWriter.delete} throws</li>
* </ul>
*/
@Test
public void testRemoveValueUnequalStoreEntryCacheWritingException() throws Exception {
final FakeStore fakeStore = new FakeStore(Collections.singletonMap("key", "unequalValue"));
this.store = spy(fakeStore);
final FakeCacheLoaderWriter fakeWriter = new FakeCacheLoaderWriter(Collections.singletonMap("key", "unequalValue"));
this.cacheLoaderWriter = spy(fakeWriter);
doThrow(new Exception()).when(this.cacheLoaderWriter).delete("key");
final EhcacheWithLoaderWriter<String, String> ehcache = this.getEhcache(this.cacheLoaderWriter);
assertFalse(ehcache.remove("key", "value"));
verify(this.store).compute(eq("key"), getAnyBiFunction(), getBooleanNullaryFunction());
verifyZeroInteractions(this.spiedResilienceStrategy);
assertThat(fakeStore.getEntryMap().get("key"), is(equalTo("unequalValue")));
validateStats(ehcache, EnumSet.of(CacheOperationOutcomes.ConditionalRemoveOutcome.FAILURE_KEY_PRESENT));
}
/**
* Tests the effect of a {@link EhcacheWithLoaderWriter#remove(Object, Object)} for
* <ul>
* <li>key with equal value present in {@code Store}</li>
* <li>{@code CacheLoaderWriter.delete} throws</li>
* </ul>
*/
@Test
public void testRemoveValueEqualStoreEntryCacheWritingException() throws Exception {
final FakeStore fakeStore = new FakeStore(Collections.singletonMap("key", "value"));
this.store = spy(fakeStore);
final FakeCacheLoaderWriter fakeWriter = new FakeCacheLoaderWriter(Collections.singletonMap("key", "value"));
this.cacheLoaderWriter = spy(fakeWriter);
doThrow(new Exception()).when(this.cacheLoaderWriter).delete("key");
final EhcacheWithLoaderWriter<String, String> ehcache = this.getEhcache(this.cacheLoaderWriter);
try {
ehcache.remove("key", "value");
fail();
} catch (CacheWritingException e) {
// Expected
}
verify(this.store).compute(eq("key"), getAnyBiFunction(), getBooleanNullaryFunction());
verifyZeroInteractions(this.spiedResilienceStrategy);
validateStats(ehcache, EnumSet.noneOf(CacheOperationOutcomes.RemoveOutcome.class));
}
/**
* Tests the effect of a {@link EhcacheWithLoaderWriter#remove(Object, Object)} for
* <ul>
* <li>key not present in {@code Store}</li>
* <li>>{@code Store.compute} throws</li>
* <li>{@code CacheLoaderWriter.delete} throws</li>
* </ul>
*/
@Test
public void testRemoveValueNoStoreEntryStoreAccessExceptionCacheWritingException() throws Exception {
final FakeStore fakeStore = new FakeStore(Collections.<String, String>emptyMap());
this.store = spy(fakeStore);
doThrow(new StoreAccessException("")).when(this.store).compute(eq("key"), getAnyBiFunction(), getBooleanNullaryFunction());
final FakeCacheLoaderWriter fakeWriter = new FakeCacheLoaderWriter(Collections.singletonMap("key", "value"));
this.cacheLoaderWriter = spy(fakeWriter);
doThrow(new Exception()).when(this.cacheLoaderWriter).delete("key");
final EhcacheWithLoaderWriter<String, String> ehcache = this.getEhcache(this.cacheLoaderWriter);
try {
ehcache.remove("key", "value");
fail();
} catch (CacheWritingException e) {
// expected
}
verify(this.store).compute(eq("key"), getAnyBiFunction(), getBooleanNullaryFunction());
verify(this.spiedResilienceStrategy)
.removeFailure(eq("key"), eq("value"), any(StoreAccessException.class), any(CacheWritingException.class));
validateStats(ehcache, EnumSet.of(CacheOperationOutcomes.ConditionalRemoveOutcome.FAILURE));
}
/**
* Tests the effect of a {@link EhcacheWithLoaderWriter#remove(Object, Object)} for
* <ul>
* <li>key with unequal value present in {@code Store}</li>
* <li>>{@code Store.compute} throws</li>
* <li>{@code CacheLoaderWriter.delete} throws</li>
* </ul>
*/
@Test
public void testRemoveValueUnequalStoreEntryStoreAccessExceptionCacheWritingException() throws Exception {
final FakeStore fakeStore = new FakeStore(Collections.singletonMap("key", "unequalValue"));
this.store = spy(fakeStore);
doThrow(new StoreAccessException("")).when(this.store).compute(eq("key"), getAnyBiFunction(), getBooleanNullaryFunction());
final FakeCacheLoaderWriter fakeWriter = new FakeCacheLoaderWriter(Collections.singletonMap("key", "unequalValue"));
this.cacheLoaderWriter = spy(fakeWriter);
doThrow(new Exception()).when(this.cacheLoaderWriter).delete("key");
final EhcacheWithLoaderWriter<String, String> ehcache = this.getEhcache(this.cacheLoaderWriter);
ehcache.remove("key", "value");
verify(this.store).compute(eq("key"), getAnyBiFunction(), getBooleanNullaryFunction());
verify(this.spiedResilienceStrategy)
.removeFailure(eq("key"), eq("value"), any(StoreAccessException.class), eq(false));
validateStats(ehcache, EnumSet.of(CacheOperationOutcomes.ConditionalRemoveOutcome.FAILURE));
}
/**
* Tests the effect of a {@link EhcacheWithLoaderWriter#remove(Object, Object)} for
* <ul>
* <li>key with equal value present in {@code Store}</li>
* <li>>{@code Store.compute} throws</li>
* <li>{@code CacheLoaderWriter.delete} throws</li>
* </ul>
*/
@Test
public void testRemoveValueEqualStoreEntryStoreAccessExceptionCacheWritingException() throws Exception {
final FakeStore fakeStore = new FakeStore(Collections.singletonMap("key", "value"));
this.store = spy(fakeStore);
doThrow(new StoreAccessException("")).when(this.store).compute(eq("key"), getAnyBiFunction(), getBooleanNullaryFunction());
final FakeCacheLoaderWriter fakeWriter = new FakeCacheLoaderWriter(Collections.singletonMap("key", "value"));
this.cacheLoaderWriter = spy(fakeWriter);
doThrow(new Exception()).when(this.cacheLoaderWriter).delete("key");
final EhcacheWithLoaderWriter<String, String> ehcache = this.getEhcache(this.cacheLoaderWriter);
try {
ehcache.remove("key", "value");
fail();
} catch (CacheWritingException e) {
// expected
}
verify(this.store).compute(eq("key"), getAnyBiFunction(), getBooleanNullaryFunction());
verify(this.spiedResilienceStrategy)
.removeFailure(eq("key"), eq("value"), any(StoreAccessException.class), any(CacheWritingException.class));
validateStats(ehcache, EnumSet.of(CacheOperationOutcomes.ConditionalRemoveOutcome.FAILURE));
}
/**
* Gets an initialized {@link EhcacheWithLoaderWriter Ehcache} instance using the
* {@link CacheLoaderWriter} provided.
*
* @param cacheLoaderWriter
* the {@code CacheLoaderWriter} to use; may be {@code null}
*
* @return a new {@code EhcacheWithLoaderWriter} instance
*/
private EhcacheWithLoaderWriter<String, String> getEhcache(final CacheLoaderWriter<String, String> cacheLoaderWriter) {
final EhcacheWithLoaderWriter<String, String> ehcache = new EhcacheWithLoaderWriter<String, String>(CACHE_CONFIGURATION, this.store, cacheLoaderWriter, cacheEventDispatcher, LoggerFactory.getLogger(EhcacheWithLoaderWriter.class + "-" + "EhcacheWithLoaderWriterBasicRemoveValueTest"));
ehcache.init();
assertThat("cache not initialized", ehcache.getStatus(), CoreMatchers.is(Status.AVAILABLE));
this.spiedResilienceStrategy = this.setResilienceStrategySpy(ehcache);
return ehcache;
}
}