/*
* Copyright 2008 the original author or authors.
*
* 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 samples.junit3.singleton;
import junit.framework.TestCase;
import junit.framework.TestSuite;
import org.powermock.core.classloader.annotations.PrepareForTest;
import org.powermock.modules.junit3.PowerMockSuite;
import org.powermock.reflect.Whitebox;
import samples.singleton.StaticHelper;
import samples.singleton.StaticService;
import static org.easymock.EasyMock.expect;
import static org.easymock.EasyMock.expectLastCall;
import static org.powermock.api.easymock.PowerMock.*;
@PrepareForTest( { StaticService.class, StaticHelper.class })
public class MockStaticTest extends TestCase {
public static TestSuite suite() throws Exception {
// This is not the best way to add a test suite, but we do this here
// for testing purposes.
PowerMockSuite powerMockJunit3Suite = new PowerMockSuite("Unit tests for " + MockStaticTest.class.getSimpleName());
final MockStaticTest stupidSingletonTest = new MockStaticTest();
stupidSingletonTest.setName("testSay");
TestSuite suite = new TestSuite();
suite.addTest(stupidSingletonTest);
powerMockJunit3Suite.addTest(suite);
return powerMockJunit3Suite;
}
public void testSay() throws Exception {
mockStatic(StaticService.class);
String expected = "Hello altered World";
expect(StaticService.say("hello")).andReturn("Hello altered World");
replay(StaticService.class);
String actual = StaticService.say("hello");
verify(StaticService.class);
assertEquals("Expected and actual did not match", expected, actual);
// Singleton still be mocked by now.
try {
StaticService.say("world");
fail("Should throw AssertionError!");
} catch (AssertionError e) {
assertEquals("\n Unexpected method call StaticService.say(\"world\"):", e.getMessage());
}
}
public void testSayFinal() throws Exception {
mockStatic(StaticService.class);
String expected = "Hello altered World";
expect(StaticService.sayFinal("hello")).andReturn("Hello altered World");
replay(StaticService.class);
String actual = StaticService.sayFinal("hello");
verify(StaticService.class);
assertEquals("Expected and actual did not match", expected, actual);
// Singleton still be mocked by now.
try {
StaticService.sayFinal("world");
fail("Should throw AssertionError!");
} catch (AssertionError e) {
assertEquals("\n Unexpected method call StaticService.sayFinal(\"world\"):", e.getMessage());
}
}
public void testSayNative() throws Exception {
mockStatic(StaticService.class);
String expected = "Hello altered World";
expect(StaticService.sayNative("hello")).andReturn("Hello altered World");
replay(StaticService.class);
String actual = StaticService.sayNative("hello");
verify(StaticService.class);
assertEquals("Expected and actual did not match", expected, actual);
}
public void testSayFinalNative() throws Exception {
mockStatic(StaticService.class);
String expected = "Hello altered World";
expect(StaticService.sayFinalNative("hello")).andReturn("Hello altered World");
replay(StaticService.class);
String actual = StaticService.sayFinalNative("hello");
verify(StaticService.class);
assertEquals("Expected and actual did not match", expected, actual);
}
public void testMockAStaticMethod() throws Exception {
mockStatic(StaticService.class);
String expected = "qwe";
expect(StaticService.doStatic(5)).andReturn(expected);
replay(StaticService.class);
String actual = StaticService.doStatic(5);
assertEquals(expected, actual);
verify(StaticService.class);
}
public void testMockSayHello() throws Exception {
mockStatic(StaticHelper.class);
StaticHelper.sayHelloHelper();
expectLastCall().times(2);
replay(StaticHelper.class);
StaticService.sayHello();
verify(StaticHelper.class);
}
public void testMockSayHelloAgain() throws Exception {
mockStatic(StaticHelper.class);
StaticHelper.sayHelloAgain();
expectLastCall().times(2);
replay(StaticHelper.class);
StaticService.sayHelloAgain();
verify(StaticHelper.class);
}
public void testSayPrivateStatic() throws Exception {
mockStaticPartial(StaticService.class, "sayPrivateStatic", String.class);
final String expected = "Hello world";
expectPrivate(StaticService.class, "sayPrivateStatic", "name").andReturn(expected);
replay(StaticService.class);
String actual = (String) Whitebox.invokeMethod(StaticService.class, "sayPrivateStatic", "name");
verify(StaticService.class);
assertEquals(expected, actual);
}
public void testSayPrivateFinalStatic() throws Exception {
mockStaticPartial(StaticService.class, "sayPrivateFinalStatic", String.class);
final String expected = "Hello world";
expectPrivate(StaticService.class, "sayPrivateFinalStatic", "name").andReturn(expected);
replay(StaticService.class);
String actual = (String) Whitebox.invokeMethod(StaticService.class, "sayPrivateFinalStatic", "name");
verify(StaticService.class);
assertEquals(expected, actual);
}
public void testInnerClassesWork() throws Exception {
assertEquals(17, StaticService.getNumberFromInner());
}
public void testInnerInstanceClassesWork() throws Exception {
assertEquals(23, StaticService.getNumberFromInnerInstance());
}
}