| /* |
| * Copyright (C) 2017 The Android Open Source Project |
| * |
| * 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 android.util; |
| |
| import static android.os.Trace.TRACE_TAG_APP; |
| |
| import static com.android.dx.mockito.inline.extended.ExtendedMockito.mockitoSession; |
| import static com.android.dx.mockito.inline.extended.ExtendedMockito.verify; |
| |
| import static com.google.common.truth.Truth.assertThat; |
| |
| import static org.mockito.Matchers.anyString; |
| import static org.mockito.Matchers.contains; |
| import static org.mockito.Matchers.eq; |
| import static org.mockito.Matchers.matches; |
| import static org.mockito.Mockito.never; |
| import static org.mockito.Mockito.times; |
| |
| import android.os.Trace; |
| |
| import androidx.test.filters.SmallTest; |
| import androidx.test.runner.AndroidJUnit4; |
| |
| import com.android.dx.mockito.inline.extended.MockedVoidMethod; |
| |
| import org.junit.After; |
| import org.junit.Before; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| import org.mockito.MockitoSession; |
| |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| /** |
| * Tests for {@link TimingsTraceLog}. |
| * |
| * <p>Usage: {@code atest FrameworksMockingCoreTests:android.util.TimingsTraceLogTest} |
| */ |
| @SmallTest |
| @RunWith(AndroidJUnit4.class) |
| public class TimingsTraceLogTest { |
| |
| private static final String TAG = "TEST"; |
| |
| private MockitoSession mSession; |
| |
| @Before |
| public final void startMockSession() { |
| mSession = mockitoSession() |
| .spyStatic(Slog.class) |
| .spyStatic(Trace.class) |
| .startMocking(); |
| } |
| |
| @After |
| public final void finishMockSession() { |
| mSession.finishMocking(); |
| } |
| |
| @Test |
| public void testDifferentThreads() throws Exception { |
| TimingsTraceLog log = new TimingsTraceLog(TAG, TRACE_TAG_APP); |
| // Should be able to log on the same thread |
| log.traceBegin("test"); |
| log.traceEnd(); |
| final List<String> errors = new ArrayList<>(); |
| // Calling from a different thread should fail |
| Thread t = new Thread(() -> { |
| try { |
| log.traceBegin("test"); |
| errors.add("traceBegin should fail on a different thread"); |
| } catch (IllegalStateException expected) { |
| } |
| try { |
| log.traceEnd(); |
| errors.add("traceEnd should fail on a different thread"); |
| } catch (IllegalStateException expected) { |
| } |
| // Verify that creating a new log will work |
| TimingsTraceLog log2 = new TimingsTraceLog(TAG, TRACE_TAG_APP); |
| log2.traceBegin("test"); |
| log2.traceEnd(); |
| |
| }); |
| t.start(); |
| t.join(); |
| assertThat(errors).isEmpty(); |
| } |
| |
| @Test |
| public void testGetUnfinishedTracesForDebug() { |
| TimingsTraceLog log = new TimingsTraceLog("TEST", Trace.TRACE_TAG_APP); |
| assertThat(log.getUnfinishedTracesForDebug()).isEmpty(); |
| |
| log.traceBegin("One"); |
| assertThat(log.getUnfinishedTracesForDebug()).containsExactly("One").inOrder(); |
| |
| log.traceBegin("Two"); |
| assertThat(log.getUnfinishedTracesForDebug()).containsExactly("One", "Two").inOrder(); |
| |
| log.traceEnd(); |
| assertThat(log.getUnfinishedTracesForDebug()).containsExactly("One").inOrder(); |
| |
| log.traceEnd(); |
| assertThat(log.getUnfinishedTracesForDebug()).isEmpty(); |
| } |
| |
| @Test |
| public void testLogDuration() throws Exception { |
| TimingsTraceLog log = new TimingsTraceLog(TAG, TRACE_TAG_APP, 10); |
| log.logDuration("logro", 42); |
| verify((MockedVoidMethod) () -> Slog.v(eq(TAG), contains("logro took to complete: 42ms"))); |
| } |
| |
| @Test |
| public void testOneLevel() throws Exception { |
| TimingsTraceLog log = new TimingsTraceLog(TAG, TRACE_TAG_APP, 10); |
| log.traceBegin("test"); |
| log.traceEnd(); |
| |
| verify((MockedVoidMethod) () -> Trace.traceBegin(TRACE_TAG_APP, "test")); |
| verify((MockedVoidMethod) () -> Trace.traceEnd(TRACE_TAG_APP)); |
| verify((MockedVoidMethod) () -> Slog.v(eq(TAG), matches("test took to complete: \\dms"))); |
| } |
| |
| @Test |
| public void testMultipleLevels() throws Exception { |
| TimingsTraceLog log = new TimingsTraceLog(TAG, Trace.TRACE_TAG_APP, 10); |
| log.traceBegin("L1"); |
| log.traceBegin("L2"); |
| log.traceEnd(); |
| log.traceEnd(); |
| |
| verify((MockedVoidMethod) () -> Trace.traceBegin(TRACE_TAG_APP, "L1")); |
| verify((MockedVoidMethod) () -> Trace.traceBegin(TRACE_TAG_APP, "L2")); |
| verify((MockedVoidMethod) () -> Trace.traceEnd(TRACE_TAG_APP), times(2)); // L1 and L2 |
| |
| verify((MockedVoidMethod) () -> Slog.v(eq(TAG), matches("L2 took to complete: \\d+ms"))); |
| verify((MockedVoidMethod) () -> Slog.v(eq(TAG), matches("L1 took to complete: \\d+ms"))); |
| } |
| |
| @Test |
| public void testTooManyLevels() throws Exception { |
| TimingsTraceLog log = new TimingsTraceLog(TAG, Trace.TRACE_TAG_APP, 2); |
| |
| log.traceBegin("L1"); // ok |
| log.traceBegin("L2"); // ok |
| log.traceBegin("L3"); // logging ignored ( > 2) |
| |
| log.traceEnd(); |
| log.traceEnd(); |
| log.traceEnd(); |
| |
| verify((MockedVoidMethod) () -> Trace.traceBegin(TRACE_TAG_APP, "L1")); |
| verify((MockedVoidMethod) () -> Trace.traceBegin(TRACE_TAG_APP, "L2")); |
| verify((MockedVoidMethod) () -> Trace.traceBegin(TRACE_TAG_APP, "L3")); |
| verify((MockedVoidMethod) () -> Trace.traceEnd(TRACE_TAG_APP), times(3)); |
| |
| verify((MockedVoidMethod) () -> Slog.v(eq(TAG), matches("L2 took to complete: \\d+ms"))); |
| verify((MockedVoidMethod) () -> Slog.v(eq(TAG), matches("L1 took to complete: \\d+ms"))); |
| verify((MockedVoidMethod) () -> Slog.v(eq(TAG), matches("L3 took to complete: \\d+ms")), |
| never()); |
| |
| verify((MockedVoidMethod) () -> Slog.w(TAG, "not tracing duration of 'L3' " |
| + "because already reached 2 levels")); |
| } |
| |
| @Test |
| public void testEndNoBegin() throws Exception { |
| TimingsTraceLog log = new TimingsTraceLog(TAG, TRACE_TAG_APP); |
| log.traceEnd(); |
| verify((MockedVoidMethod) () -> Trace.traceEnd(TRACE_TAG_APP)); |
| verify((MockedVoidMethod) () -> Slog.d(eq(TAG), anyString()), never()); |
| verify((MockedVoidMethod) () -> Slog.w(TAG, "traceEnd called more times than traceBegin")); |
| } |
| } |