115 lines
3.1 KiB
Java
115 lines
3.1 KiB
Java
/*
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* Copyright (C) 2013 The Guava Authors
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*
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* Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except
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* in compliance with the License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software distributed under the License
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* is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
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* or implied. See the License for the specific language governing permissions and limitations under
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* the License.
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*/
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package com.google.common.base;
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import static com.google.common.base.Verify.verify;
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import static com.google.common.base.Verify.verifyNotNull;
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import static com.google.common.truth.Truth.assertThat;
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import com.google.common.annotations.GwtCompatible;
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import com.google.common.annotations.GwtIncompatible;
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import junit.framework.AssertionFailedError;
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import junit.framework.TestCase;
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/** Unit test for {@link com.google.common.base.Verify}. */
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@GwtCompatible(emulated = true)
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public class VerifyTest extends TestCase {
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public void testVerify_simple_success() {
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verify(true);
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}
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public void testVerify_simple_failure() {
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try {
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verify(false);
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fail();
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} catch (VerifyException expected) {
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}
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}
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public void testVerify_simpleMessage_success() {
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verify(true, "message");
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}
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public void testVerify_simpleMessage_failure() {
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try {
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verify(false, "message");
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fail();
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} catch (VerifyException expected) {
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assertThat(expected).hasMessageThat().isEqualTo("message");
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}
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}
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public void testVerify_complexMessage_success() {
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verify(true, "%s", IGNORE_ME);
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}
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public void testVerify_complexMessage_failure() {
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try {
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verify(false, FORMAT, 5);
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fail();
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} catch (VerifyException expected) {
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checkMessage(expected);
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}
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}
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private static final String NON_NULL_STRING = "foo";
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public void testVerifyNotNull_simple_success() {
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String result = verifyNotNull(NON_NULL_STRING);
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assertSame(NON_NULL_STRING, result);
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}
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public void testVerifyNotNull_simple_failure() {
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try {
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verifyNotNull(null);
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fail();
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} catch (VerifyException expected) {
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}
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}
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public void testVerifyNotNull_complexMessage_success() {
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String result = verifyNotNull(NON_NULL_STRING, "%s", IGNORE_ME);
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assertSame(NON_NULL_STRING, result);
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}
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public void testVerifyNotNull_simpleMessage_failure() {
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try {
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verifyNotNull(null, FORMAT, 5);
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fail();
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} catch (VerifyException expected) {
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checkMessage(expected);
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}
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}
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@GwtIncompatible // NullPointerTester
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public void testNullPointers() {
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// Don't bother testing: Verify is like Preconditions. See the discussion on that class.
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}
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private static final Object IGNORE_ME =
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new Object() {
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@Override
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public String toString() {
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throw new AssertionFailedError();
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}
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};
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private static final String FORMAT = "I ate %s pies.";
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private static void checkMessage(Exception e) {
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assertThat(e).hasMessageThat().isEqualTo("I ate 5 pies.");
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}
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}
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