1/* 2 * Copyright (C) 2016 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17#include <gtest/gtest.h> 18 19#include "service/GraphicsStatsService.h" 20 21#include <frameworks/base/core/proto/android/service/graphicsstats.pb.h> 22 23#include <sys/types.h> 24#include <sys/stat.h> 25#include <stdio.h> 26#include <stdlib.h> 27#include <unistd.h> 28 29using namespace android; 30using namespace android::uirenderer; 31 32std::string findRootPath() { 33 char path[1024]; 34 ssize_t r = readlink("/proc/self/exe", path, 1024); 35 // < 1023 because we need room for the null terminator 36 if (r <= 0 || r > 1023) { 37 int err = errno; 38 fprintf(stderr, "Failed to read from /proc/self/exe; r=%zd, err=%d (%s)\n", 39 r, err, strerror(err)); 40 exit(EXIT_FAILURE); 41 } 42 while (--r > 0) { 43 if (path[r] == '/') { 44 path[r] = '\0'; 45 return std::string(path); 46 } 47 } 48 return std::string(); 49} 50 51// No code left untested 52TEST(GraphicsStats, findRootPath) { 53 std::string expected = "/data/nativetest/hwui_unit_tests"; 54 EXPECT_EQ(expected, findRootPath()); 55} 56 57TEST(GraphicsStats, saveLoad) { 58 std::string path = findRootPath() + "/test_saveLoad"; 59 std::string packageName = "com.test.saveLoad"; 60 ProfileData mockData; 61 mockData.jankFrameCount = 20; 62 mockData.totalFrameCount = 100; 63 mockData.statStartTime = 10000; 64 // Fill with patterned data we can recognize but which won't map to a 65 // memset or basic for iteration count 66 for (size_t i = 0; i < mockData.frameCounts.size(); i++) { 67 mockData.frameCounts[i] = ((i % 10) + 1) * 2; 68 } 69 for (size_t i = 0; i < mockData.slowFrameCounts.size(); i++) { 70 mockData.slowFrameCounts[i] = (i % 5) + 1; 71 } 72 GraphicsStatsService::saveBuffer(path, packageName, 5, 3000, 7000, &mockData); 73 service::GraphicsStatsProto loadedProto; 74 EXPECT_TRUE(GraphicsStatsService::parseFromFile(path, &loadedProto)); 75 // Clean up the file 76 unlink(path.c_str()); 77 78 EXPECT_EQ(packageName, loadedProto.package_name()); 79 EXPECT_EQ(5, loadedProto.version_code()); 80 EXPECT_EQ(3000, loadedProto.stats_start()); 81 EXPECT_EQ(7000, loadedProto.stats_end()); 82 // ASSERT here so we don't continue with a nullptr deref crash if this is false 83 ASSERT_TRUE(loadedProto.has_summary()); 84 EXPECT_EQ(20, loadedProto.summary().janky_frames()); 85 EXPECT_EQ(100, loadedProto.summary().total_frames()); 86 EXPECT_EQ(mockData.frameCounts.size() + mockData.slowFrameCounts.size(), 87 (size_t) loadedProto.histogram_size()); 88 for (size_t i = 0; i < (size_t) loadedProto.histogram_size(); i++) { 89 int expectedCount, expectedBucket; 90 if (i < mockData.frameCounts.size()) { 91 expectedCount = ((i % 10) + 1) * 2; 92 expectedBucket = JankTracker::frameTimeForFrameCountIndex(i); 93 } else { 94 int temp = i - mockData.frameCounts.size(); 95 expectedCount = (temp % 5) + 1; 96 expectedBucket = JankTracker::frameTimeForSlowFrameCountIndex(temp); 97 } 98 EXPECT_EQ(expectedCount, loadedProto.histogram().Get(i).frame_count()); 99 EXPECT_EQ(expectedBucket, loadedProto.histogram().Get(i).render_millis()); 100 } 101} 102 103TEST(GraphicsStats, merge) { 104 std::string path = findRootPath() + "/test_merge"; 105 std::string packageName = "com.test.merge"; 106 ProfileData mockData; 107 mockData.jankFrameCount = 20; 108 mockData.totalFrameCount = 100; 109 mockData.statStartTime = 10000; 110 // Fill with patterned data we can recognize but which won't map to a 111 // memset or basic for iteration count 112 for (size_t i = 0; i < mockData.frameCounts.size(); i++) { 113 mockData.frameCounts[i] = ((i % 10) + 1) * 2; 114 } 115 for (size_t i = 0; i < mockData.slowFrameCounts.size(); i++) { 116 mockData.slowFrameCounts[i] = (i % 5) + 1; 117 } 118 GraphicsStatsService::saveBuffer(path, packageName, 5, 3000, 7000, &mockData); 119 mockData.jankFrameCount = 50; 120 mockData.totalFrameCount = 500; 121 for (size_t i = 0; i < mockData.frameCounts.size(); i++) { 122 mockData.frameCounts[i] = (i % 5) + 1; 123 } 124 for (size_t i = 0; i < mockData.slowFrameCounts.size(); i++) { 125 mockData.slowFrameCounts[i] = ((i % 10) + 1) * 2; 126 } 127 GraphicsStatsService::saveBuffer(path, packageName, 5, 7050, 10000, &mockData); 128 129 service::GraphicsStatsProto loadedProto; 130 EXPECT_TRUE(GraphicsStatsService::parseFromFile(path, &loadedProto)); 131 // Clean up the file 132 unlink(path.c_str()); 133 134 EXPECT_EQ(packageName, loadedProto.package_name()); 135 EXPECT_EQ(5, loadedProto.version_code()); 136 EXPECT_EQ(3000, loadedProto.stats_start()); 137 EXPECT_EQ(10000, loadedProto.stats_end()); 138 // ASSERT here so we don't continue with a nullptr deref crash if this is false 139 ASSERT_TRUE(loadedProto.has_summary()); 140 EXPECT_EQ(20 + 50, loadedProto.summary().janky_frames()); 141 EXPECT_EQ(100 + 500, loadedProto.summary().total_frames()); 142 EXPECT_EQ(mockData.frameCounts.size() + mockData.slowFrameCounts.size(), 143 (size_t) loadedProto.histogram_size()); 144 for (size_t i = 0; i < (size_t) loadedProto.histogram_size(); i++) { 145 int expectedCount, expectedBucket; 146 if (i < mockData.frameCounts.size()) { 147 expectedCount = ((i % 10) + 1) * 2; 148 expectedCount += (i % 5) + 1; 149 expectedBucket = JankTracker::frameTimeForFrameCountIndex(i); 150 } else { 151 int temp = i - mockData.frameCounts.size(); 152 expectedCount = (temp % 5) + 1; 153 expectedCount += ((temp % 10) + 1) * 2; 154 expectedBucket = JankTracker::frameTimeForSlowFrameCountIndex(temp); 155 } 156 EXPECT_EQ(expectedCount, loadedProto.histogram().Get(i).frame_count()); 157 EXPECT_EQ(expectedBucket, loadedProto.histogram().Get(i).render_millis()); 158 } 159}