cdc09c5073
This simplifies writing tests a lot, because it is now possible to guarantee that certain function will present in a profile by starting profiler from inside it. Review URL: http://codereview.chromium.org/2438002 git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@4769 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
779 lines
28 KiB
C++
779 lines
28 KiB
C++
// Copyright 2010 the V8 project authors. All rights reserved.
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//
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// Tests of profiles generator and utilities.
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#ifdef ENABLE_LOGGING_AND_PROFILING
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#include "v8.h"
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#include "profile-generator-inl.h"
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#include "cctest.h"
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#include "../include/v8-profiler.h"
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namespace i = v8::internal;
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using i::CodeEntry;
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using i::CodeMap;
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using i::CpuProfile;
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using i::CpuProfiler;
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using i::CpuProfilesCollection;
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using i::ProfileNode;
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using i::ProfileTree;
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using i::ProfileGenerator;
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using i::SampleRateCalculator;
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using i::TickSample;
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using i::TokenEnumerator;
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using i::Vector;
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namespace v8 {
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namespace internal {
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class TokenEnumeratorTester {
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public:
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static i::List<bool>* token_removed(TokenEnumerator* te) {
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return &te->token_removed_;
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}
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};
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} } // namespace v8::internal
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TEST(TokenEnumerator) {
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TokenEnumerator te;
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CHECK_EQ(CodeEntry::kNoSecurityToken, te.GetTokenId(NULL));
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v8::HandleScope hs;
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v8::Local<v8::String> token1(v8::String::New("1"));
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CHECK_EQ(0, te.GetTokenId(*v8::Utils::OpenHandle(*token1)));
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CHECK_EQ(0, te.GetTokenId(*v8::Utils::OpenHandle(*token1)));
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v8::Local<v8::String> token2(v8::String::New("2"));
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CHECK_EQ(1, te.GetTokenId(*v8::Utils::OpenHandle(*token2)));
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CHECK_EQ(1, te.GetTokenId(*v8::Utils::OpenHandle(*token2)));
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CHECK_EQ(0, te.GetTokenId(*v8::Utils::OpenHandle(*token1)));
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{
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v8::HandleScope hs;
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v8::Local<v8::String> token3(v8::String::New("3"));
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CHECK_EQ(2, te.GetTokenId(*v8::Utils::OpenHandle(*token3)));
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CHECK_EQ(1, te.GetTokenId(*v8::Utils::OpenHandle(*token2)));
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CHECK_EQ(0, te.GetTokenId(*v8::Utils::OpenHandle(*token1)));
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}
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CHECK(!i::TokenEnumeratorTester::token_removed(&te)->at(2));
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i::Heap::CollectAllGarbage(false);
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CHECK(i::TokenEnumeratorTester::token_removed(&te)->at(2));
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CHECK_EQ(1, te.GetTokenId(*v8::Utils::OpenHandle(*token2)));
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CHECK_EQ(0, te.GetTokenId(*v8::Utils::OpenHandle(*token1)));
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}
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TEST(ProfileNodeFindOrAddChild) {
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ProfileNode node(NULL, NULL);
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CodeEntry entry1(
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i::Logger::FUNCTION_TAG, "", "aaa", "", 0, CodeEntry::kNoSecurityToken);
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ProfileNode* childNode1 = node.FindOrAddChild(&entry1);
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CHECK_NE(NULL, childNode1);
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CHECK_EQ(childNode1, node.FindOrAddChild(&entry1));
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CodeEntry entry2(
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i::Logger::FUNCTION_TAG, "", "bbb", "", 0, CodeEntry::kNoSecurityToken);
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ProfileNode* childNode2 = node.FindOrAddChild(&entry2);
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CHECK_NE(NULL, childNode2);
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CHECK_NE(childNode1, childNode2);
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CHECK_EQ(childNode1, node.FindOrAddChild(&entry1));
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CHECK_EQ(childNode2, node.FindOrAddChild(&entry2));
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CodeEntry entry3(
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i::Logger::FUNCTION_TAG, "", "ccc", "", 0, CodeEntry::kNoSecurityToken);
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ProfileNode* childNode3 = node.FindOrAddChild(&entry3);
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CHECK_NE(NULL, childNode3);
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CHECK_NE(childNode1, childNode3);
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CHECK_NE(childNode2, childNode3);
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CHECK_EQ(childNode1, node.FindOrAddChild(&entry1));
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CHECK_EQ(childNode2, node.FindOrAddChild(&entry2));
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CHECK_EQ(childNode3, node.FindOrAddChild(&entry3));
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}
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namespace {
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class ProfileTreeTestHelper {
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public:
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explicit ProfileTreeTestHelper(const ProfileTree* tree)
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: tree_(tree) { }
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ProfileNode* Walk(CodeEntry* entry1,
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CodeEntry* entry2 = NULL,
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CodeEntry* entry3 = NULL) {
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ProfileNode* node = tree_->root();
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node = node->FindChild(entry1);
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if (node == NULL) return NULL;
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if (entry2 != NULL) {
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node = node->FindChild(entry2);
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if (node == NULL) return NULL;
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}
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if (entry3 != NULL) {
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node = node->FindChild(entry3);
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}
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return node;
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}
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private:
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const ProfileTree* tree_;
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};
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} // namespace
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TEST(ProfileTreeAddPathFromStart) {
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CodeEntry entry1(
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i::Logger::FUNCTION_TAG, "", "aaa", "", 0, CodeEntry::kNoSecurityToken);
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CodeEntry entry2(
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i::Logger::FUNCTION_TAG, "", "bbb", "", 0, CodeEntry::kNoSecurityToken);
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CodeEntry entry3(
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i::Logger::FUNCTION_TAG, "", "ccc", "", 0, CodeEntry::kNoSecurityToken);
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ProfileTree tree;
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ProfileTreeTestHelper helper(&tree);
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CHECK_EQ(NULL, helper.Walk(&entry1));
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CHECK_EQ(NULL, helper.Walk(&entry2));
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CHECK_EQ(NULL, helper.Walk(&entry3));
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CodeEntry* path[] = {NULL, &entry1, NULL, &entry2, NULL, NULL, &entry3, NULL};
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Vector<CodeEntry*> path_vec(path, sizeof(path) / sizeof(path[0]));
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tree.AddPathFromStart(path_vec);
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CHECK_EQ(NULL, helper.Walk(&entry2));
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CHECK_EQ(NULL, helper.Walk(&entry3));
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ProfileNode* node1 = helper.Walk(&entry1);
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CHECK_NE(NULL, node1);
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CHECK_EQ(0, node1->total_ticks());
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CHECK_EQ(0, node1->self_ticks());
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CHECK_EQ(NULL, helper.Walk(&entry1, &entry1));
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CHECK_EQ(NULL, helper.Walk(&entry1, &entry3));
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ProfileNode* node2 = helper.Walk(&entry1, &entry2);
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CHECK_NE(NULL, node2);
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CHECK_NE(node1, node2);
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CHECK_EQ(0, node2->total_ticks());
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CHECK_EQ(0, node2->self_ticks());
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CHECK_EQ(NULL, helper.Walk(&entry1, &entry2, &entry1));
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CHECK_EQ(NULL, helper.Walk(&entry1, &entry2, &entry2));
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ProfileNode* node3 = helper.Walk(&entry1, &entry2, &entry3);
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CHECK_NE(NULL, node3);
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CHECK_NE(node1, node3);
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CHECK_NE(node2, node3);
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CHECK_EQ(0, node3->total_ticks());
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CHECK_EQ(1, node3->self_ticks());
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tree.AddPathFromStart(path_vec);
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CHECK_EQ(node1, helper.Walk(&entry1));
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CHECK_EQ(node2, helper.Walk(&entry1, &entry2));
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CHECK_EQ(node3, helper.Walk(&entry1, &entry2, &entry3));
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CHECK_EQ(0, node1->total_ticks());
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CHECK_EQ(0, node1->self_ticks());
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CHECK_EQ(0, node2->total_ticks());
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CHECK_EQ(0, node2->self_ticks());
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CHECK_EQ(0, node3->total_ticks());
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CHECK_EQ(2, node3->self_ticks());
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CodeEntry* path2[] = {&entry1, &entry2, &entry2};
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Vector<CodeEntry*> path2_vec(path2, sizeof(path2) / sizeof(path2[0]));
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tree.AddPathFromStart(path2_vec);
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CHECK_EQ(NULL, helper.Walk(&entry2));
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CHECK_EQ(NULL, helper.Walk(&entry3));
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CHECK_EQ(node1, helper.Walk(&entry1));
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CHECK_EQ(NULL, helper.Walk(&entry1, &entry1));
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CHECK_EQ(NULL, helper.Walk(&entry1, &entry3));
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CHECK_EQ(node2, helper.Walk(&entry1, &entry2));
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CHECK_EQ(NULL, helper.Walk(&entry1, &entry2, &entry1));
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CHECK_EQ(node3, helper.Walk(&entry1, &entry2, &entry3));
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CHECK_EQ(0, node3->total_ticks());
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CHECK_EQ(2, node3->self_ticks());
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ProfileNode* node4 = helper.Walk(&entry1, &entry2, &entry2);
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CHECK_NE(NULL, node4);
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CHECK_NE(node3, node4);
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CHECK_EQ(0, node4->total_ticks());
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CHECK_EQ(1, node4->self_ticks());
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}
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TEST(ProfileTreeAddPathFromEnd) {
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CodeEntry entry1(
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i::Logger::FUNCTION_TAG, "", "aaa", "", 0, CodeEntry::kNoSecurityToken);
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CodeEntry entry2(
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i::Logger::FUNCTION_TAG, "", "bbb", "", 0, CodeEntry::kNoSecurityToken);
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CodeEntry entry3(
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i::Logger::FUNCTION_TAG, "", "ccc", "", 0, CodeEntry::kNoSecurityToken);
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ProfileTree tree;
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ProfileTreeTestHelper helper(&tree);
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CHECK_EQ(NULL, helper.Walk(&entry1));
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CHECK_EQ(NULL, helper.Walk(&entry2));
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CHECK_EQ(NULL, helper.Walk(&entry3));
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CodeEntry* path[] = {NULL, &entry3, NULL, &entry2, NULL, NULL, &entry1, NULL};
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Vector<CodeEntry*> path_vec(path, sizeof(path) / sizeof(path[0]));
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tree.AddPathFromEnd(path_vec);
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CHECK_EQ(NULL, helper.Walk(&entry2));
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CHECK_EQ(NULL, helper.Walk(&entry3));
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ProfileNode* node1 = helper.Walk(&entry1);
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CHECK_NE(NULL, node1);
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CHECK_EQ(0, node1->total_ticks());
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CHECK_EQ(0, node1->self_ticks());
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CHECK_EQ(NULL, helper.Walk(&entry1, &entry1));
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CHECK_EQ(NULL, helper.Walk(&entry1, &entry3));
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ProfileNode* node2 = helper.Walk(&entry1, &entry2);
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CHECK_NE(NULL, node2);
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CHECK_NE(node1, node2);
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CHECK_EQ(0, node2->total_ticks());
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CHECK_EQ(0, node2->self_ticks());
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CHECK_EQ(NULL, helper.Walk(&entry1, &entry2, &entry1));
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CHECK_EQ(NULL, helper.Walk(&entry1, &entry2, &entry2));
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ProfileNode* node3 = helper.Walk(&entry1, &entry2, &entry3);
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CHECK_NE(NULL, node3);
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CHECK_NE(node1, node3);
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CHECK_NE(node2, node3);
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CHECK_EQ(0, node3->total_ticks());
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CHECK_EQ(1, node3->self_ticks());
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tree.AddPathFromEnd(path_vec);
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CHECK_EQ(node1, helper.Walk(&entry1));
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CHECK_EQ(node2, helper.Walk(&entry1, &entry2));
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CHECK_EQ(node3, helper.Walk(&entry1, &entry2, &entry3));
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CHECK_EQ(0, node1->total_ticks());
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CHECK_EQ(0, node1->self_ticks());
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CHECK_EQ(0, node2->total_ticks());
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CHECK_EQ(0, node2->self_ticks());
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CHECK_EQ(0, node3->total_ticks());
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CHECK_EQ(2, node3->self_ticks());
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CodeEntry* path2[] = {&entry2, &entry2, &entry1};
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Vector<CodeEntry*> path2_vec(path2, sizeof(path2) / sizeof(path2[0]));
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tree.AddPathFromEnd(path2_vec);
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CHECK_EQ(NULL, helper.Walk(&entry2));
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CHECK_EQ(NULL, helper.Walk(&entry3));
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CHECK_EQ(node1, helper.Walk(&entry1));
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CHECK_EQ(NULL, helper.Walk(&entry1, &entry1));
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CHECK_EQ(NULL, helper.Walk(&entry1, &entry3));
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CHECK_EQ(node2, helper.Walk(&entry1, &entry2));
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CHECK_EQ(NULL, helper.Walk(&entry1, &entry2, &entry1));
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CHECK_EQ(node3, helper.Walk(&entry1, &entry2, &entry3));
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CHECK_EQ(0, node3->total_ticks());
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CHECK_EQ(2, node3->self_ticks());
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ProfileNode* node4 = helper.Walk(&entry1, &entry2, &entry2);
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CHECK_NE(NULL, node4);
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CHECK_NE(node3, node4);
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CHECK_EQ(0, node4->total_ticks());
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CHECK_EQ(1, node4->self_ticks());
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}
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TEST(ProfileTreeCalculateTotalTicks) {
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ProfileTree empty_tree;
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CHECK_EQ(0, empty_tree.root()->total_ticks());
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CHECK_EQ(0, empty_tree.root()->self_ticks());
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empty_tree.CalculateTotalTicks();
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CHECK_EQ(0, empty_tree.root()->total_ticks());
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CHECK_EQ(0, empty_tree.root()->self_ticks());
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empty_tree.root()->IncrementSelfTicks();
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CHECK_EQ(0, empty_tree.root()->total_ticks());
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CHECK_EQ(1, empty_tree.root()->self_ticks());
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empty_tree.CalculateTotalTicks();
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CHECK_EQ(1, empty_tree.root()->total_ticks());
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CHECK_EQ(1, empty_tree.root()->self_ticks());
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CodeEntry entry1(
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i::Logger::FUNCTION_TAG, "", "aaa", "", 0, CodeEntry::kNoSecurityToken);
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CodeEntry* e1_path[] = {&entry1};
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Vector<CodeEntry*> e1_path_vec(
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e1_path, sizeof(e1_path) / sizeof(e1_path[0]));
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ProfileTree single_child_tree;
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single_child_tree.AddPathFromStart(e1_path_vec);
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single_child_tree.root()->IncrementSelfTicks();
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CHECK_EQ(0, single_child_tree.root()->total_ticks());
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CHECK_EQ(1, single_child_tree.root()->self_ticks());
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ProfileTreeTestHelper single_child_helper(&single_child_tree);
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ProfileNode* node1 = single_child_helper.Walk(&entry1);
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CHECK_NE(NULL, node1);
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CHECK_EQ(0, node1->total_ticks());
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CHECK_EQ(1, node1->self_ticks());
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single_child_tree.CalculateTotalTicks();
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CHECK_EQ(2, single_child_tree.root()->total_ticks());
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CHECK_EQ(1, single_child_tree.root()->self_ticks());
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CHECK_EQ(1, node1->total_ticks());
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CHECK_EQ(1, node1->self_ticks());
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CodeEntry entry2(
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i::Logger::FUNCTION_TAG, "", "bbb", "", 0, CodeEntry::kNoSecurityToken);
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CodeEntry* e1_e2_path[] = {&entry1, &entry2};
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Vector<CodeEntry*> e1_e2_path_vec(
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e1_e2_path, sizeof(e1_e2_path) / sizeof(e1_e2_path[0]));
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ProfileTree flat_tree;
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ProfileTreeTestHelper flat_helper(&flat_tree);
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flat_tree.AddPathFromStart(e1_path_vec);
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flat_tree.AddPathFromStart(e1_path_vec);
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flat_tree.AddPathFromStart(e1_e2_path_vec);
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flat_tree.AddPathFromStart(e1_e2_path_vec);
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flat_tree.AddPathFromStart(e1_e2_path_vec);
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// Results in {root,0,0} -> {entry1,0,2} -> {entry2,0,3}
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CHECK_EQ(0, flat_tree.root()->total_ticks());
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CHECK_EQ(0, flat_tree.root()->self_ticks());
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node1 = flat_helper.Walk(&entry1);
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CHECK_NE(NULL, node1);
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CHECK_EQ(0, node1->total_ticks());
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CHECK_EQ(2, node1->self_ticks());
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ProfileNode* node2 = flat_helper.Walk(&entry1, &entry2);
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CHECK_NE(NULL, node2);
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CHECK_EQ(0, node2->total_ticks());
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CHECK_EQ(3, node2->self_ticks());
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flat_tree.CalculateTotalTicks();
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// Must calculate {root,5,0} -> {entry1,5,2} -> {entry2,3,3}
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CHECK_EQ(5, flat_tree.root()->total_ticks());
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CHECK_EQ(0, flat_tree.root()->self_ticks());
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CHECK_EQ(5, node1->total_ticks());
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CHECK_EQ(2, node1->self_ticks());
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CHECK_EQ(3, node2->total_ticks());
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CHECK_EQ(3, node2->self_ticks());
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CodeEntry* e2_path[] = {&entry2};
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Vector<CodeEntry*> e2_path_vec(
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e2_path, sizeof(e2_path) / sizeof(e2_path[0]));
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CodeEntry entry3(
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i::Logger::FUNCTION_TAG, "", "ccc", "", 0, CodeEntry::kNoSecurityToken);
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CodeEntry* e3_path[] = {&entry3};
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Vector<CodeEntry*> e3_path_vec(
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e3_path, sizeof(e3_path) / sizeof(e3_path[0]));
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ProfileTree wide_tree;
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ProfileTreeTestHelper wide_helper(&wide_tree);
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wide_tree.AddPathFromStart(e1_path_vec);
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wide_tree.AddPathFromStart(e1_path_vec);
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wide_tree.AddPathFromStart(e1_e2_path_vec);
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wide_tree.AddPathFromStart(e2_path_vec);
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wide_tree.AddPathFromStart(e2_path_vec);
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wide_tree.AddPathFromStart(e2_path_vec);
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wide_tree.AddPathFromStart(e3_path_vec);
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wide_tree.AddPathFromStart(e3_path_vec);
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wide_tree.AddPathFromStart(e3_path_vec);
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wide_tree.AddPathFromStart(e3_path_vec);
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// Results in -> {entry1,0,2} -> {entry2,0,1}
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// {root,0,0} -> {entry2,0,3}
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// -> {entry3,0,4}
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CHECK_EQ(0, wide_tree.root()->total_ticks());
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CHECK_EQ(0, wide_tree.root()->self_ticks());
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node1 = wide_helper.Walk(&entry1);
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CHECK_NE(NULL, node1);
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CHECK_EQ(0, node1->total_ticks());
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CHECK_EQ(2, node1->self_ticks());
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ProfileNode* node1_2 = wide_helper.Walk(&entry1, &entry2);
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CHECK_NE(NULL, node1_2);
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CHECK_EQ(0, node1_2->total_ticks());
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CHECK_EQ(1, node1_2->self_ticks());
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node2 = wide_helper.Walk(&entry2);
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CHECK_NE(NULL, node2);
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CHECK_EQ(0, node2->total_ticks());
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CHECK_EQ(3, node2->self_ticks());
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ProfileNode* node3 = wide_helper.Walk(&entry3);
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CHECK_NE(NULL, node3);
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CHECK_EQ(0, node3->total_ticks());
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CHECK_EQ(4, node3->self_ticks());
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wide_tree.CalculateTotalTicks();
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// Calculates -> {entry1,3,2} -> {entry2,1,1}
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// {root,10,0} -> {entry2,3,3}
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// -> {entry3,4,4}
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CHECK_EQ(10, wide_tree.root()->total_ticks());
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CHECK_EQ(0, wide_tree.root()->self_ticks());
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CHECK_EQ(3, node1->total_ticks());
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CHECK_EQ(2, node1->self_ticks());
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CHECK_EQ(1, node1_2->total_ticks());
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CHECK_EQ(1, node1_2->self_ticks());
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CHECK_EQ(3, node2->total_ticks());
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CHECK_EQ(3, node2->self_ticks());
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CHECK_EQ(4, node3->total_ticks());
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CHECK_EQ(4, node3->self_ticks());
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}
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TEST(ProfileTreeFilteredClone) {
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ProfileTree source_tree;
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const int token0 = 0, token1 = 1, token2 = 2;
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CodeEntry entry1(i::Logger::FUNCTION_TAG, "", "aaa", "", 0, token0);
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CodeEntry entry2(i::Logger::FUNCTION_TAG, "", "bbb", "", 0, token1);
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CodeEntry entry3(i::Logger::FUNCTION_TAG, "", "ccc", "", 0, token0);
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CodeEntry entry4(
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i::Logger::FUNCTION_TAG, "", "ddd", "", 0,
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CodeEntry::kInheritsSecurityToken);
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{
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CodeEntry* e1_e2_path[] = {&entry1, &entry2};
|
|
Vector<CodeEntry*> e1_e2_path_vec(
|
|
e1_e2_path, sizeof(e1_e2_path) / sizeof(e1_e2_path[0]));
|
|
source_tree.AddPathFromStart(e1_e2_path_vec);
|
|
CodeEntry* e2_e4_path[] = {&entry2, &entry4};
|
|
Vector<CodeEntry*> e2_e4_path_vec(
|
|
e2_e4_path, sizeof(e2_e4_path) / sizeof(e2_e4_path[0]));
|
|
source_tree.AddPathFromStart(e2_e4_path_vec);
|
|
CodeEntry* e3_e1_path[] = {&entry3, &entry1};
|
|
Vector<CodeEntry*> e3_e1_path_vec(
|
|
e3_e1_path, sizeof(e3_e1_path) / sizeof(e3_e1_path[0]));
|
|
source_tree.AddPathFromStart(e3_e1_path_vec);
|
|
CodeEntry* e3_e2_path[] = {&entry3, &entry2};
|
|
Vector<CodeEntry*> e3_e2_path_vec(
|
|
e3_e2_path, sizeof(e3_e2_path) / sizeof(e3_e2_path[0]));
|
|
source_tree.AddPathFromStart(e3_e2_path_vec);
|
|
source_tree.CalculateTotalTicks();
|
|
// Results in -> {entry1,0,1,0} -> {entry2,1,1,1}
|
|
// {root,0,4,-1} -> {entry2,0,1,1} -> {entry4,1,1,inherits}
|
|
// -> {entry3,0,2,0} -> {entry1,1,1,0}
|
|
// -> {entry2,1,1,1}
|
|
CHECK_EQ(4, source_tree.root()->total_ticks());
|
|
CHECK_EQ(0, source_tree.root()->self_ticks());
|
|
}
|
|
|
|
{
|
|
ProfileTree token0_tree;
|
|
token0_tree.FilteredClone(&source_tree, token0);
|
|
// Should be -> {entry1,1,1,0}
|
|
// {root,1,4,-1} -> {entry3,1,2,0} -> {entry1,1,1,0}
|
|
// [self ticks from filtered nodes are attributed to their parents]
|
|
CHECK_EQ(4, token0_tree.root()->total_ticks());
|
|
CHECK_EQ(1, token0_tree.root()->self_ticks());
|
|
ProfileTreeTestHelper token0_helper(&token0_tree);
|
|
ProfileNode* node1 = token0_helper.Walk(&entry1);
|
|
CHECK_NE(NULL, node1);
|
|
CHECK_EQ(1, node1->total_ticks());
|
|
CHECK_EQ(1, node1->self_ticks());
|
|
CHECK_EQ(NULL, token0_helper.Walk(&entry2));
|
|
ProfileNode* node3 = token0_helper.Walk(&entry3);
|
|
CHECK_NE(NULL, node3);
|
|
CHECK_EQ(2, node3->total_ticks());
|
|
CHECK_EQ(1, node3->self_ticks());
|
|
ProfileNode* node3_1 = token0_helper.Walk(&entry3, &entry1);
|
|
CHECK_NE(NULL, node3_1);
|
|
CHECK_EQ(1, node3_1->total_ticks());
|
|
CHECK_EQ(1, node3_1->self_ticks());
|
|
CHECK_EQ(NULL, token0_helper.Walk(&entry3, &entry2));
|
|
}
|
|
|
|
{
|
|
ProfileTree token1_tree;
|
|
token1_tree.FilteredClone(&source_tree, token1);
|
|
// Should be
|
|
// {root,1,4,-1} -> {entry2,2,3,1} -> {entry4,1,1,inherits}
|
|
// [child nodes referring to the same entry get merged and
|
|
// their self times summed up]
|
|
CHECK_EQ(4, token1_tree.root()->total_ticks());
|
|
CHECK_EQ(1, token1_tree.root()->self_ticks());
|
|
ProfileTreeTestHelper token1_helper(&token1_tree);
|
|
CHECK_EQ(NULL, token1_helper.Walk(&entry1));
|
|
CHECK_EQ(NULL, token1_helper.Walk(&entry3));
|
|
ProfileNode* node2 = token1_helper.Walk(&entry2);
|
|
CHECK_NE(NULL, node2);
|
|
CHECK_EQ(3, node2->total_ticks());
|
|
CHECK_EQ(2, node2->self_ticks());
|
|
ProfileNode* node2_4 = token1_helper.Walk(&entry2, &entry4);
|
|
CHECK_NE(NULL, node2_4);
|
|
CHECK_EQ(1, node2_4->total_ticks());
|
|
CHECK_EQ(1, node2_4->self_ticks());
|
|
}
|
|
|
|
{
|
|
ProfileTree token2_tree;
|
|
token2_tree.FilteredClone(&source_tree, token2);
|
|
// Should be
|
|
// {root,4,4,-1}
|
|
// [no nodes, all ticks get migrated into root node]
|
|
CHECK_EQ(4, token2_tree.root()->total_ticks());
|
|
CHECK_EQ(4, token2_tree.root()->self_ticks());
|
|
ProfileTreeTestHelper token2_helper(&token2_tree);
|
|
CHECK_EQ(NULL, token2_helper.Walk(&entry1));
|
|
CHECK_EQ(NULL, token2_helper.Walk(&entry2));
|
|
CHECK_EQ(NULL, token2_helper.Walk(&entry3));
|
|
}
|
|
}
|
|
|
|
|
|
static inline i::Address ToAddress(int n) {
|
|
return reinterpret_cast<i::Address>(n);
|
|
}
|
|
|
|
TEST(CodeMapAddCode) {
|
|
CodeMap code_map;
|
|
CodeEntry entry1(
|
|
i::Logger::FUNCTION_TAG, "", "aaa", "", 0, CodeEntry::kNoSecurityToken);
|
|
CodeEntry entry2(
|
|
i::Logger::FUNCTION_TAG, "", "bbb", "", 0, CodeEntry::kNoSecurityToken);
|
|
CodeEntry entry3(
|
|
i::Logger::FUNCTION_TAG, "", "ccc", "", 0, CodeEntry::kNoSecurityToken);
|
|
CodeEntry entry4(
|
|
i::Logger::FUNCTION_TAG, "", "ddd", "", 0, CodeEntry::kNoSecurityToken);
|
|
code_map.AddCode(ToAddress(0x1500), &entry1, 0x200);
|
|
code_map.AddCode(ToAddress(0x1700), &entry2, 0x100);
|
|
code_map.AddCode(ToAddress(0x1900), &entry3, 0x50);
|
|
code_map.AddCode(ToAddress(0x1950), &entry4, 0x10);
|
|
CHECK_EQ(NULL, code_map.FindEntry(0));
|
|
CHECK_EQ(NULL, code_map.FindEntry(ToAddress(0x1500 - 1)));
|
|
CHECK_EQ(&entry1, code_map.FindEntry(ToAddress(0x1500)));
|
|
CHECK_EQ(&entry1, code_map.FindEntry(ToAddress(0x1500 + 0x100)));
|
|
CHECK_EQ(&entry1, code_map.FindEntry(ToAddress(0x1500 + 0x200 - 1)));
|
|
CHECK_EQ(&entry2, code_map.FindEntry(ToAddress(0x1700)));
|
|
CHECK_EQ(&entry2, code_map.FindEntry(ToAddress(0x1700 + 0x50)));
|
|
CHECK_EQ(&entry2, code_map.FindEntry(ToAddress(0x1700 + 0x100 - 1)));
|
|
CHECK_EQ(NULL, code_map.FindEntry(ToAddress(0x1700 + 0x100)));
|
|
CHECK_EQ(NULL, code_map.FindEntry(ToAddress(0x1900 - 1)));
|
|
CHECK_EQ(&entry3, code_map.FindEntry(ToAddress(0x1900)));
|
|
CHECK_EQ(&entry3, code_map.FindEntry(ToAddress(0x1900 + 0x28)));
|
|
CHECK_EQ(&entry4, code_map.FindEntry(ToAddress(0x1950)));
|
|
CHECK_EQ(&entry4, code_map.FindEntry(ToAddress(0x1950 + 0x7)));
|
|
CHECK_EQ(&entry4, code_map.FindEntry(ToAddress(0x1950 + 0x10 - 1)));
|
|
CHECK_EQ(NULL, code_map.FindEntry(ToAddress(0x1950 + 0x10)));
|
|
CHECK_EQ(NULL, code_map.FindEntry(ToAddress(0xFFFFFFFF)));
|
|
}
|
|
|
|
|
|
TEST(CodeMapMoveAndDeleteCode) {
|
|
CodeMap code_map;
|
|
CodeEntry entry1(
|
|
i::Logger::FUNCTION_TAG, "", "aaa", "", 0, CodeEntry::kNoSecurityToken);
|
|
CodeEntry entry2(
|
|
i::Logger::FUNCTION_TAG, "", "bbb", "", 0, CodeEntry::kNoSecurityToken);
|
|
code_map.AddCode(ToAddress(0x1500), &entry1, 0x200);
|
|
code_map.AddCode(ToAddress(0x1700), &entry2, 0x100);
|
|
CHECK_EQ(&entry1, code_map.FindEntry(ToAddress(0x1500)));
|
|
CHECK_EQ(&entry2, code_map.FindEntry(ToAddress(0x1700)));
|
|
code_map.MoveCode(ToAddress(0x1500), ToAddress(0x1800));
|
|
CHECK_EQ(NULL, code_map.FindEntry(ToAddress(0x1500)));
|
|
CHECK_EQ(&entry2, code_map.FindEntry(ToAddress(0x1700)));
|
|
CHECK_EQ(&entry1, code_map.FindEntry(ToAddress(0x1800)));
|
|
code_map.DeleteCode(ToAddress(0x1700));
|
|
CHECK_EQ(NULL, code_map.FindEntry(ToAddress(0x1700)));
|
|
CHECK_EQ(&entry1, code_map.FindEntry(ToAddress(0x1800)));
|
|
}
|
|
|
|
|
|
namespace {
|
|
|
|
class TestSetup {
|
|
public:
|
|
TestSetup()
|
|
: old_flag_prof_browser_mode_(i::FLAG_prof_browser_mode) {
|
|
i::FLAG_prof_browser_mode = false;
|
|
}
|
|
|
|
~TestSetup() {
|
|
i::FLAG_prof_browser_mode = old_flag_prof_browser_mode_;
|
|
}
|
|
|
|
private:
|
|
bool old_flag_prof_browser_mode_;
|
|
};
|
|
|
|
} // namespace
|
|
|
|
TEST(RecordTickSample) {
|
|
TestSetup test_setup;
|
|
CpuProfilesCollection profiles;
|
|
profiles.StartProfiling("", 1);
|
|
ProfileGenerator generator(&profiles);
|
|
CodeEntry* entry1 = generator.NewCodeEntry(i::Logger::FUNCTION_TAG, "aaa");
|
|
CodeEntry* entry2 = generator.NewCodeEntry(i::Logger::FUNCTION_TAG, "bbb");
|
|
CodeEntry* entry3 = generator.NewCodeEntry(i::Logger::FUNCTION_TAG, "ccc");
|
|
generator.code_map()->AddCode(ToAddress(0x1500), entry1, 0x200);
|
|
generator.code_map()->AddCode(ToAddress(0x1700), entry2, 0x100);
|
|
generator.code_map()->AddCode(ToAddress(0x1900), entry3, 0x50);
|
|
|
|
// We are building the following calls tree:
|
|
// -> aaa - sample1
|
|
// aaa -> bbb -> ccc - sample2
|
|
// -> ccc -> aaa - sample3
|
|
TickSample sample1;
|
|
sample1.pc = ToAddress(0x1600);
|
|
sample1.function = ToAddress(0x1500);
|
|
sample1.stack[0] = ToAddress(0x1510);
|
|
sample1.frames_count = 1;
|
|
generator.RecordTickSample(sample1);
|
|
TickSample sample2;
|
|
sample2.pc = ToAddress(0x1925);
|
|
sample2.function = ToAddress(0x1900);
|
|
sample2.stack[0] = ToAddress(0x1780);
|
|
sample2.stack[1] = ToAddress(0x10000); // non-existent.
|
|
sample2.stack[2] = ToAddress(0x1620);
|
|
sample2.frames_count = 3;
|
|
generator.RecordTickSample(sample2);
|
|
TickSample sample3;
|
|
sample3.pc = ToAddress(0x1510);
|
|
sample3.function = ToAddress(0x1500);
|
|
sample3.stack[0] = ToAddress(0x1910);
|
|
sample3.stack[1] = ToAddress(0x1610);
|
|
sample3.frames_count = 2;
|
|
generator.RecordTickSample(sample3);
|
|
|
|
CpuProfile* profile =
|
|
profiles.StopProfiling(CodeEntry::kNoSecurityToken, "", 1);
|
|
CHECK_NE(NULL, profile);
|
|
ProfileTreeTestHelper top_down_test_helper(profile->top_down());
|
|
CHECK_EQ(NULL, top_down_test_helper.Walk(entry2));
|
|
CHECK_EQ(NULL, top_down_test_helper.Walk(entry3));
|
|
ProfileNode* node1 = top_down_test_helper.Walk(entry1);
|
|
CHECK_NE(NULL, node1);
|
|
CHECK_EQ(entry1, node1->entry());
|
|
ProfileNode* node2 = top_down_test_helper.Walk(entry1, entry1);
|
|
CHECK_NE(NULL, node2);
|
|
CHECK_EQ(entry1, node2->entry());
|
|
ProfileNode* node3 = top_down_test_helper.Walk(entry1, entry2, entry3);
|
|
CHECK_NE(NULL, node3);
|
|
CHECK_EQ(entry3, node3->entry());
|
|
ProfileNode* node4 = top_down_test_helper.Walk(entry1, entry3, entry1);
|
|
CHECK_NE(NULL, node4);
|
|
CHECK_EQ(entry1, node4->entry());
|
|
}
|
|
|
|
|
|
TEST(SampleRateCalculator) {
|
|
const double kSamplingIntervalMs = i::Logger::kSamplingIntervalMs;
|
|
|
|
// Verify that ticking exactly in query intervals results in the
|
|
// initial sampling interval.
|
|
double time = 0.0;
|
|
SampleRateCalculator calc1;
|
|
CHECK_EQ(kSamplingIntervalMs, calc1.ticks_per_ms());
|
|
calc1.UpdateMeasurements(time);
|
|
CHECK_EQ(kSamplingIntervalMs, calc1.ticks_per_ms());
|
|
time += SampleRateCalculator::kWallTimeQueryIntervalMs;
|
|
calc1.UpdateMeasurements(time);
|
|
CHECK_EQ(kSamplingIntervalMs, calc1.ticks_per_ms());
|
|
time += SampleRateCalculator::kWallTimeQueryIntervalMs;
|
|
calc1.UpdateMeasurements(time);
|
|
CHECK_EQ(kSamplingIntervalMs, calc1.ticks_per_ms());
|
|
time += SampleRateCalculator::kWallTimeQueryIntervalMs;
|
|
calc1.UpdateMeasurements(time);
|
|
CHECK_EQ(kSamplingIntervalMs, calc1.ticks_per_ms());
|
|
|
|
SampleRateCalculator calc2;
|
|
time = 0.0;
|
|
CHECK_EQ(kSamplingIntervalMs, calc2.ticks_per_ms());
|
|
calc2.UpdateMeasurements(time);
|
|
CHECK_EQ(kSamplingIntervalMs, calc2.ticks_per_ms());
|
|
time += SampleRateCalculator::kWallTimeQueryIntervalMs * 0.5;
|
|
calc2.UpdateMeasurements(time);
|
|
// (1.0 + 2.0) / 2
|
|
CHECK_EQ(kSamplingIntervalMs * 1.5, calc2.ticks_per_ms());
|
|
time += SampleRateCalculator::kWallTimeQueryIntervalMs * 0.75;
|
|
calc2.UpdateMeasurements(time);
|
|
// (1.0 + 2.0 + 2.0) / 3
|
|
CHECK_EQ(kSamplingIntervalMs * 1.66666, calc2.ticks_per_ms());
|
|
|
|
SampleRateCalculator calc3;
|
|
time = 0.0;
|
|
CHECK_EQ(kSamplingIntervalMs, calc3.ticks_per_ms());
|
|
calc3.UpdateMeasurements(time);
|
|
CHECK_EQ(kSamplingIntervalMs, calc3.ticks_per_ms());
|
|
time += SampleRateCalculator::kWallTimeQueryIntervalMs * 2;
|
|
calc3.UpdateMeasurements(time);
|
|
// (1.0 + 0.5) / 2
|
|
CHECK_EQ(kSamplingIntervalMs * 0.75, calc3.ticks_per_ms());
|
|
time += SampleRateCalculator::kWallTimeQueryIntervalMs * 1.5;
|
|
calc3.UpdateMeasurements(time);
|
|
// (1.0 + 0.5 + 0.5) / 3
|
|
CHECK_EQ(kSamplingIntervalMs * 0.66666, calc3.ticks_per_ms());
|
|
}
|
|
|
|
|
|
// --- P r o f i l e r E x t e n s i o n ---
|
|
|
|
class ProfilerExtension : public v8::Extension {
|
|
public:
|
|
ProfilerExtension() : v8::Extension("v8/profiler", kSource) { }
|
|
virtual v8::Handle<v8::FunctionTemplate> GetNativeFunction(
|
|
v8::Handle<v8::String> name);
|
|
static v8::Handle<v8::Value> StartProfiling(const v8::Arguments& args);
|
|
static v8::Handle<v8::Value> StopProfiling(const v8::Arguments& args);
|
|
private:
|
|
static const char* kSource;
|
|
};
|
|
|
|
|
|
const char* ProfilerExtension::kSource =
|
|
"native function startProfiling();"
|
|
"native function stopProfiling();";
|
|
|
|
v8::Handle<v8::FunctionTemplate> ProfilerExtension::GetNativeFunction(
|
|
v8::Handle<v8::String> name) {
|
|
if (name->Equals(v8::String::New("startProfiling"))) {
|
|
return v8::FunctionTemplate::New(ProfilerExtension::StartProfiling);
|
|
} else if (name->Equals(v8::String::New("stopProfiling"))) {
|
|
return v8::FunctionTemplate::New(ProfilerExtension::StopProfiling);
|
|
} else {
|
|
CHECK(false);
|
|
return v8::Handle<v8::FunctionTemplate>();
|
|
}
|
|
}
|
|
|
|
|
|
v8::Handle<v8::Value> ProfilerExtension::StartProfiling(
|
|
const v8::Arguments& args) {
|
|
if (args.Length() > 0)
|
|
v8::CpuProfiler::StartProfiling(args[0].As<v8::String>());
|
|
else
|
|
v8::CpuProfiler::StartProfiling(v8::String::New(""));
|
|
return v8::Undefined();
|
|
}
|
|
|
|
|
|
v8::Handle<v8::Value> ProfilerExtension::StopProfiling(
|
|
const v8::Arguments& args) {
|
|
if (args.Length() > 0)
|
|
v8::CpuProfiler::StopProfiling(args[0].As<v8::String>());
|
|
else
|
|
v8::CpuProfiler::StopProfiling(v8::String::New(""));
|
|
return v8::Undefined();
|
|
}
|
|
|
|
|
|
static ProfilerExtension kProfilerExtension;
|
|
v8::DeclareExtension kProfilerExtensionDeclaration(&kProfilerExtension);
|
|
static v8::Persistent<v8::Context> env;
|
|
|
|
static const ProfileNode* PickChild(const ProfileNode* parent,
|
|
const char* name) {
|
|
for (int i = 0; i < parent->children()->length(); ++i) {
|
|
const ProfileNode* child = parent->children()->at(i);
|
|
if (strcmp(child->entry()->name(), name) == 0) return child;
|
|
}
|
|
return NULL;
|
|
}
|
|
|
|
|
|
TEST(RecordStackTraceAtStartProfiling) {
|
|
if (env.IsEmpty()) {
|
|
v8::HandleScope scope;
|
|
const char* extensions[] = { "v8/profiler" };
|
|
v8::ExtensionConfiguration config(1, extensions);
|
|
env = v8::Context::New(&config);
|
|
}
|
|
v8::HandleScope scope;
|
|
env->Enter();
|
|
|
|
CHECK_EQ(0, CpuProfiler::GetProfilesCount());
|
|
CompileRun(
|
|
"function c() { startProfiling(); }\n"
|
|
"function b() { c(); }\n"
|
|
"function a() { b(); }\n"
|
|
"a();\n"
|
|
"stopProfiling();");
|
|
CHECK_EQ(1, CpuProfiler::GetProfilesCount());
|
|
CpuProfile* profile =
|
|
CpuProfiler::GetProfile(NULL, 0);
|
|
const ProfileTree* topDown = profile->top_down();
|
|
const ProfileNode* current = topDown->root();
|
|
// The tree should look like this:
|
|
// (root)
|
|
// (anonymous function)
|
|
// a
|
|
// b
|
|
// c
|
|
current = PickChild(current, "(anonymous function)");
|
|
CHECK_NE(NULL, const_cast<ProfileNode*>(current));
|
|
current = PickChild(current, "a");
|
|
CHECK_NE(NULL, const_cast<ProfileNode*>(current));
|
|
current = PickChild(current, "b");
|
|
CHECK_NE(NULL, const_cast<ProfileNode*>(current));
|
|
current = PickChild(current, "c");
|
|
CHECK_NE(NULL, const_cast<ProfileNode*>(current));
|
|
CHECK_EQ(0, current->children()->length());
|
|
}
|
|
|
|
#endif // ENABLE_LOGGING_AND_PROFILING
|