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 "protos/graphicsstats.pb.h" 20#include "service/GraphicsStatsService.h" 21 22#include <stdio.h> 23#include <stdlib.h> 24#include <sys/stat.h> 25#include <sys/types.h> 26#include <unistd.h> 27 28using namespace android; 29using namespace android::uirenderer; 30 31std::string findRootPath() { 32 char path[1024]; 33 ssize_t r = readlink("/proc/self/exe", path, 1024); 34 // < 1023 because we need room for the null terminator 35 if (r <= 0 || r > 1023) { 36 int err = errno; 37 fprintf(stderr, "Failed to read from /proc/self/exe; r=%zd, err=%d (%s)\n", r, err, 38 strerror(err)); 39 exit(EXIT_FAILURE); 40 } 41 while (--r > 0) { 42 if (path[r] == '/') { 43 path[r] = '\0'; 44 return std::string(path); 45 } 46 } 47 return std::string(); 48} 49 50// No code left untested 51TEST(GraphicsStats, findRootPath) { 52#ifdef __LP64__ 53 std::string expected = "/data/nativetest64/hwui_unit_tests"; 54#else 55 std::string expected = "/data/nativetest/hwui_unit_tests"; 56#endif 57 EXPECT_EQ(expected, findRootPath()); 58} 59 60TEST(GraphicsStats, saveLoad) { 61 std::string path = findRootPath() + "/test_saveLoad"; 62 std::string packageName = "com.test.saveLoad"; 63 MockProfileData mockData; 64 mockData.editJankFrameCount() = 20; 65 mockData.editTotalFrameCount() = 100; 66 mockData.editStatStartTime() = 10000; 67 // Fill with patterned data we can recognize but which won't map to a 68 // memset or basic for iteration count 69 for (size_t i = 0; i < mockData.editFrameCounts().size(); i++) { 70 mockData.editFrameCounts()[i] = ((i % 10) + 1) * 2; 71 } 72 for (size_t i = 0; i < mockData.editSlowFrameCounts().size(); i++) { 73 mockData.editSlowFrameCounts()[i] = (i % 5) + 1; 74 } 75 GraphicsStatsService::saveBuffer(path, packageName, 5, 3000, 7000, &mockData); 76 protos::GraphicsStatsProto loadedProto; 77 EXPECT_TRUE(GraphicsStatsService::parseFromFile(path, &loadedProto)); 78 // Clean up the file 79 unlink(path.c_str()); 80 81 EXPECT_EQ(packageName, loadedProto.package_name()); 82 EXPECT_EQ(5, loadedProto.version_code()); 83 EXPECT_EQ(3000, loadedProto.stats_start()); 84 EXPECT_EQ(7000, loadedProto.stats_end()); 85 // ASSERT here so we don't continue with a nullptr deref crash if this is false 86 ASSERT_TRUE(loadedProto.has_summary()); 87 EXPECT_EQ(20, loadedProto.summary().janky_frames()); 88 EXPECT_EQ(100, loadedProto.summary().total_frames()); 89 EXPECT_EQ(mockData.editFrameCounts().size() + mockData.editSlowFrameCounts().size(), 90 (size_t)loadedProto.histogram_size()); 91 for (size_t i = 0; i < (size_t)loadedProto.histogram_size(); i++) { 92 int expectedCount, expectedBucket; 93 if (i < mockData.editFrameCounts().size()) { 94 expectedCount = ((i % 10) + 1) * 2; 95 expectedBucket = ProfileData::frameTimeForFrameCountIndex(i); 96 } else { 97 int temp = i - mockData.editFrameCounts().size(); 98 expectedCount = (temp % 5) + 1; 99 expectedBucket = ProfileData::frameTimeForSlowFrameCountIndex(temp); 100 } 101 EXPECT_EQ(expectedCount, loadedProto.histogram().Get(i).frame_count()); 102 EXPECT_EQ(expectedBucket, loadedProto.histogram().Get(i).render_millis()); 103 } 104} 105 106TEST(GraphicsStats, merge) { 107 std::string path = findRootPath() + "/test_merge"; 108 std::string packageName = "com.test.merge"; 109 MockProfileData mockData; 110 mockData.editJankFrameCount() = 20; 111 mockData.editTotalFrameCount() = 100; 112 mockData.editStatStartTime() = 10000; 113 // Fill with patterned data we can recognize but which won't map to a 114 // memset or basic for iteration count 115 for (size_t i = 0; i < mockData.editFrameCounts().size(); i++) { 116 mockData.editFrameCounts()[i] = ((i % 10) + 1) * 2; 117 } 118 for (size_t i = 0; i < mockData.editSlowFrameCounts().size(); i++) { 119 mockData.editSlowFrameCounts()[i] = (i % 5) + 1; 120 } 121 GraphicsStatsService::saveBuffer(path, packageName, 5, 3000, 7000, &mockData); 122 mockData.editJankFrameCount() = 50; 123 mockData.editTotalFrameCount() = 500; 124 for (size_t i = 0; i < mockData.editFrameCounts().size(); i++) { 125 mockData.editFrameCounts()[i] = (i % 5) + 1; 126 } 127 for (size_t i = 0; i < mockData.editSlowFrameCounts().size(); i++) { 128 mockData.editSlowFrameCounts()[i] = ((i % 10) + 1) * 2; 129 } 130 GraphicsStatsService::saveBuffer(path, packageName, 5, 7050, 10000, &mockData); 131 132 protos::GraphicsStatsProto loadedProto; 133 EXPECT_TRUE(GraphicsStatsService::parseFromFile(path, &loadedProto)); 134 // Clean up the file 135 unlink(path.c_str()); 136 137 EXPECT_EQ(packageName, loadedProto.package_name()); 138 EXPECT_EQ(5, loadedProto.version_code()); 139 EXPECT_EQ(3000, loadedProto.stats_start()); 140 EXPECT_EQ(10000, loadedProto.stats_end()); 141 // ASSERT here so we don't continue with a nullptr deref crash if this is false 142 ASSERT_TRUE(loadedProto.has_summary()); 143 EXPECT_EQ(20 + 50, loadedProto.summary().janky_frames()); 144 EXPECT_EQ(100 + 500, loadedProto.summary().total_frames()); 145 EXPECT_EQ(mockData.editFrameCounts().size() + mockData.editSlowFrameCounts().size(), 146 (size_t)loadedProto.histogram_size()); 147 for (size_t i = 0; i < (size_t)loadedProto.histogram_size(); i++) { 148 int expectedCount, expectedBucket; 149 if (i < mockData.editFrameCounts().size()) { 150 expectedCount = ((i % 10) + 1) * 2; 151 expectedCount += (i % 5) + 1; 152 expectedBucket = ProfileData::frameTimeForFrameCountIndex(i); 153 } else { 154 int temp = i - mockData.editFrameCounts().size(); 155 expectedCount = (temp % 5) + 1; 156 expectedCount += ((temp % 10) + 1) * 2; 157 expectedBucket = ProfileData::frameTimeForSlowFrameCountIndex(temp); 158 } 159 EXPECT_EQ(expectedCount, loadedProto.histogram().Get(i).frame_count()); 160 EXPECT_EQ(expectedBucket, loadedProto.histogram().Get(i).render_millis()); 161 } 162} 163