| // Copyright 2018 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| package org.chromium.base; |
| |
| import android.support.test.filters.SmallTest; |
| |
| import org.junit.Assert; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| |
| import org.chromium.base.test.BaseJUnit4ClassRunner; |
| |
| /** |
| * Test that ensures Java asserts are working. |
| * |
| * Not a robolectric test because we want to make sure asserts are enabled after dexing. |
| */ |
| @RunWith(BaseJUnit4ClassRunner.class) |
| public class AssertsTest { |
| @Test |
| @SmallTest |
| @SuppressWarnings("UseCorrectAssertInTests") |
| public void testAssertsWorkAsExpected() { |
| if (BuildConfig.DCHECK_IS_ON) { |
| try { |
| assert false; |
| } catch (AssertionError e) { |
| // When DCHECK is on, asserts should throw AssertionErrors. |
| return; |
| } |
| Assert.fail("Java assert unexpectedly didn't fire."); |
| } else { |
| // When DCHECK isn't on, asserts should be removed by proguard. |
| assert false : "Java assert unexpectedly fired."; |
| } |
| } |
| } |