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![Alexander Aprelev](/assets/img/avatar_default.png)
TEST=ci Change-Id: Ie0514f05c0a024ce37f10d56dd29b3fa921133d2 Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/247504 Reviewed-by: Slava Egorov <vegorov@google.com> Commit-Queue: Alexander Aprelev <aam@google.com>
164 lines
4.8 KiB
C++
164 lines
4.8 KiB
C++
// Copyright (c) 2014, the Dart project authors. Please see the AUTHORS file
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// for details. All rights reserved. Use of this source code is governed by a
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// BSD-style license that can be found in the LICENSE file.
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#include "platform/assert.h"
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#include "include/dart_api.h"
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#include "include/dart_tools_api.h"
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#include "vm/dart_api_impl.h"
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#include "vm/dart_api_state.h"
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#include "vm/globals.h"
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#include "vm/json_stream.h"
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#include "vm/metrics.h"
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#include "vm/unit_test.h"
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// #include "vm/heap.h"
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namespace dart {
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#if !defined(PRODUCT)
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VM_UNIT_TEST_CASE(Metric_Simple) {
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TestCase::CreateTestIsolate();
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{
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Metric metric;
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// Initialize metric.
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metric.InitInstance(Isolate::Current(), "a.b.c", "foobar",
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Metric::kCounter);
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EXPECT_EQ(0, metric.value());
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metric.increment();
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EXPECT_EQ(1, metric.value());
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metric.set_value(44);
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EXPECT_EQ(44, metric.value());
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}
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Dart_ShutdownIsolate();
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}
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class MyMetric : public Metric {
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protected:
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int64_t Value() const {
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// 99 bytes.
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return 99;
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}
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public:
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// Just used for testing.
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int64_t LeakyValue() const { return Value(); }
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};
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VM_UNIT_TEST_CASE(Metric_OnDemand) {
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TestCase::CreateTestIsolate();
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{
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Thread* thread = Thread::Current();
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TransitionNativeToVM transition(thread);
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StackZone zone(thread);
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MyMetric metric;
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metric.InitInstance(Isolate::Current(), "a.b.c", "foobar", Metric::kByte);
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// value is still the default value.
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EXPECT_EQ(0, metric.value());
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// Call LeakyValue to confirm that Value returns constant 99.
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EXPECT_EQ(99, metric.LeakyValue());
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// Serialize to JSON.
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JSONStream js;
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metric.PrintJSON(&js);
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const char* json = js.ToCString();
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EXPECT_STREQ(
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"{\"type\":\"Counter\",\"name\":\"a.b.c\",\"description\":"
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"\"foobar\",\"unit\":\"byte\","
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"\"fixedId\":true,\"id\":\"metrics\\/native\\/a.b.c\""
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",\"value\":99.0}",
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json);
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}
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Dart_ShutdownIsolate();
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}
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#endif // !defined(PRODUCT)
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ISOLATE_UNIT_TEST_CASE(Metric_EmbedderAPI) {
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{
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TransitionVMToNative transition(thread);
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const char* kScript = "void main() {}";
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Dart_Handle api_lib = TestCase::LoadTestScript(
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kScript, /*resolver=*/nullptr, RESOLVED_USER_TEST_URI);
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EXPECT_VALID(api_lib);
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}
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// Ensure we've done new/old GCs to ensure max metrics are initialized.
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String::New("<land-in-new-space>", Heap::kNew);
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thread->heap()->CollectGarbage(thread, GCType::kScavenge,
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GCReason::kDebugging);
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thread->heap()->CollectGarbage(thread, GCType::kMarkCompact,
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GCReason::kDebugging);
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// Ensure we've something live in new space.
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String::New("<land-in-new-space2>", Heap::kNew);
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{
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TransitionVMToNative transition(thread);
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Dart_IsolateGroup isolate_group = Dart_CurrentIsolateGroup();
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#if !defined(PRODUCT)
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EXPECT(Dart_VMIsolateCountMetric() > 0);
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#endif
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EXPECT(Dart_IsolateGroupHeapOldUsedMetric(isolate_group) > 0);
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EXPECT(Dart_IsolateGroupHeapOldUsedMaxMetric(isolate_group) > 0);
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EXPECT(Dart_IsolateGroupHeapOldCapacityMetric(isolate_group) > 0);
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EXPECT(Dart_IsolateGroupHeapOldCapacityMaxMetric(isolate_group) > 0);
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EXPECT(Dart_IsolateGroupHeapNewUsedMetric(isolate_group) > 0);
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EXPECT(Dart_IsolateGroupHeapNewUsedMaxMetric(isolate_group) > 0);
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EXPECT(Dart_IsolateGroupHeapNewCapacityMetric(isolate_group) > 0);
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EXPECT(Dart_IsolateGroupHeapNewCapacityMaxMetric(isolate_group) > 0);
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EXPECT(Dart_IsolateGroupHeapGlobalUsedMetric(isolate_group) > 0);
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EXPECT(Dart_IsolateGroupHeapGlobalUsedMaxMetric(isolate_group) > 0);
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}
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}
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static uintptr_t event_counter;
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static const char* last_gcevent_type;
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static const char* last_gcevent_reason;
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void MyGCEventCallback(Dart_GCEvent* e) {
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event_counter++;
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last_gcevent_type = e->type;
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last_gcevent_reason = e->reason;
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}
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ISOLATE_UNIT_TEST_CASE(Metric_SetGCEventCallback) {
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event_counter = 0;
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last_gcevent_type = nullptr;
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last_gcevent_reason = nullptr;
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{
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TransitionVMToNative transition(Thread::Current());
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const char* kScript = "void main() {}";
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Dart_Handle api_lib = TestCase::LoadTestScript(
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kScript, /*resolver=*/nullptr, RESOLVED_USER_TEST_URI);
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EXPECT_VALID(api_lib);
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}
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EXPECT_EQ(0UL, event_counter);
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EXPECT_NULLPTR(last_gcevent_type);
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EXPECT_NULLPTR(last_gcevent_reason);
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Dart_SetGCEventCallback(&MyGCEventCallback);
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GCTestHelper::CollectNewSpace();
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EXPECT_EQ(1UL, event_counter);
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EXPECT_STREQ("Scavenge", last_gcevent_type);
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EXPECT_STREQ("debugging", last_gcevent_reason);
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// This call emits 2 or 3 events.
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GCTestHelper::CollectAllGarbage(/*compact=*/ true);
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EXPECT_GE(event_counter, 3UL);
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EXPECT_STREQ("MarkCompact", last_gcevent_type);
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EXPECT_STREQ("debugging", last_gcevent_reason);
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}
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} // namespace dart
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