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InOrderVerificationTest.java
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InOrderVerificationTest.java
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/*
* Copyright (c) 2022 Mockito contributors
* This program is made available under the terms of the MIT License.
*/
package org.mockitoinline;
import static org.junit.Assert.fail;
import static org.mockito.Mockito.inOrder;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.mockStatic;
import static org.mockito.Mockito.timeout;
import static org.mockito.Mockito.times;
import java.util.function.Consumer;
import org.junit.Test;
import org.mockito.InOrder;
import org.mockito.MockedStatic;
import org.mockito.exceptions.base.MockitoException;
import org.mockito.exceptions.misusing.NotAMockException;
import org.mockito.exceptions.verification.VerificationInOrderFailure;
import org.mockito.verification.VerificationMode;
public class InOrderVerificationTest {
@Test
public void shouldVerifyStaticMethods() {
mockedStaticTest(mockedStatic -> {
// given
InOrder inOrder = inOrder(StaticContext.class);
// when
StaticContext.firstMethod();
StaticContext.secondMethod(0);
// then
inOrder.verify(mockedStatic, StaticContext::firstMethod);
inOrder.verify(mockedStatic, () -> StaticContext.secondMethod(0));
});
}
@Test
public void shouldVerifyStaticAndInstanceMethods() {
mockedStaticTest(mockedStatic -> {
// given
StaticContext mocked = mock(StaticContext.class);
InOrder inOrder = inOrder(mocked, StaticContext.class);
// when
StaticContext.firstMethod();
mocked.instanceMethod();
StaticContext.secondMethod(10);
// then
inOrder.verify(mockedStatic, StaticContext::firstMethod);
inOrder.verify(mocked).instanceMethod();
inOrder.verify(mockedStatic, () -> StaticContext.secondMethod(10));
});
}
@Test
public void shouldVerifyStaticMethodsWithSimpleAndWrapperModes() {
mockedStaticTest(mockedStatic -> {
// given
InOrder inOrder = inOrder(StaticContext.class);
// when
StaticContext.firstMethod();
StaticContext.firstMethod();
StaticContext.secondMethod(0);
// then
inOrder.verify(mockedStatic, StaticContext::firstMethod, times(2));
inOrder.verify(mockedStatic, () -> StaticContext.secondMethod(0), timeout(100).atLeastOnce());
});
}
@Test(expected = MockitoException.class)
public void shouldThrowExceptionWhenModeIsUnsupported() {
mockedStaticTest(mockedStatic -> {
// given
VerificationMode unsupportedMode = data -> { };
InOrder inOrder = inOrder(StaticContext.class);
// when
StaticContext.firstMethod();
// then
inOrder.verify(mockedStatic, StaticContext::firstMethod, unsupportedMode);
});
}
@Test(expected = VerificationInOrderFailure.class)
public void shouldThrowExceptionWhenOrderIsWrong() {
mockedStaticTest(mockedStatic -> {
// given
InOrder inOrder = inOrder(StaticContext.class);
// when
StaticContext.firstMethod();
StaticContext.secondMethod(0);
// then
inOrder.verify(mockedStatic, () -> StaticContext.secondMethod(0));
inOrder.verify(mockedStatic, StaticContext::firstMethod);
});
}
@Test(expected = VerificationInOrderFailure.class)
public void shouldThrowExceptionWhenNoMoreInteractionsInvokedButThereAre() {
mockedStaticTest(mockedStatic -> {
// given
InOrder inOrder = inOrder(StaticContext.class);
// when
StaticContext.firstMethod();
StaticContext.secondMethod(0);
// then
inOrder.verify(mockedStatic, StaticContext::firstMethod);
inOrder.verifyNoMoreInteractions();
});
}
@Test(expected = VerificationInOrderFailure.class)
public void shouldThrowExceptionWhenNoMoreInteractionsInvokedWithoutVerifyingStaticMethods() {
mockedStaticTest(ignored -> {
// given
StaticContext mocked = mock(StaticContext.class);
InOrder inOrder = inOrder(StaticContext.class, mocked);
// when
mocked.instanceMethod();
StaticContext.firstMethod();
// then
inOrder.verify(mocked).instanceMethod();
inOrder.verifyNoMoreInteractions();
});
}
@Test(expected = NotAMockException.class)
public void shouldThrowExceptionWhenClassIsNotMocked() {
InOrder ignored = inOrder(StaticContext.class);
}
@Test
public void shouldVerifyStaticMethodsWithoutInterferingWithMocking() {
mockedStaticTest(mockedStatic -> {
// given
InOrder inOrder = inOrder(StaticContext.class);
Exception expected = new RuntimeException();
Exception actual = null;
mockedStatic.when(StaticContext::firstMethod).thenThrow(expected);
// when
try {
StaticContext.firstMethod();
} catch (Exception e) {
actual = e;
}
// then
if (actual != expected) {
fail("Unable to mock static method");
}
inOrder.verify(mockedStatic, StaticContext::firstMethod);
inOrder.verifyNoMoreInteractions();
});
}
private void mockedStaticTest(Consumer<MockedStatic<StaticContext>> body) {
try (MockedStatic<StaticContext> mockedStatic = mockStatic(StaticContext.class)) {
body.accept(mockedStatic);
}
}
private static class StaticContext {
static void firstMethod() {
fail("firstMethod should be mocked");
}
static void secondMethod(int n) {
fail("secondMethod should be mocked but was invoked with argument " + n);
}
void instanceMethod() {
fail("instanceMethod should be mocked");
}
}
}