1// Copyright 2014 The Chromium Authors. All rights reserved.
2// Use of this source code is governed by a BSD-style license that can be
3// found in the LICENSE file.
4
5#include <string>
6
7#include "cc/output/begin_frame_args.h"
8#include "cc/test/begin_frame_args_test.h"
9#include "testing/gtest/include/gtest/gtest-spi.h"
10#include "testing/gtest/include/gtest/gtest.h"
11#include "ui/gfx/frame_time.h"
12
13namespace cc {
14namespace {
15
16TEST(BeginFrameArgsTest, Helpers) {
17  // Quick create methods work
18  BeginFrameArgs args0 = CreateBeginFrameArgsForTesting();
19  EXPECT_TRUE(args0.IsValid()) << args0;
20
21  BeginFrameArgs args1 = CreateBeginFrameArgsForTesting(0, 0, -1);
22  EXPECT_FALSE(args1.IsValid()) << args1;
23
24  BeginFrameArgs args2 = CreateBeginFrameArgsForTesting(1, 2, 3);
25  EXPECT_TRUE(args2.IsValid()) << args2;
26  EXPECT_EQ(1, args2.frame_time.ToInternalValue());
27  EXPECT_EQ(2, args2.deadline.ToInternalValue());
28  EXPECT_EQ(3, args2.interval.ToInternalValue());
29
30  BeginFrameArgs args3 = CreateExpiredBeginFrameArgsForTesting();
31  EXPECT_TRUE(args3.IsValid()) << args3;
32  EXPECT_GT(gfx::FrameTime::Now(), args3.deadline);
33
34  // operator==
35  EXPECT_EQ(CreateBeginFrameArgsForTesting(4, 5, 6),
36            CreateBeginFrameArgsForTesting(4, 5, 6));
37
38  EXPECT_NONFATAL_FAILURE(EXPECT_EQ(CreateBeginFrameArgsForTesting(4, 5, 6),
39                                    CreateBeginFrameArgsForTesting(7, 8, 9)),
40                          "");
41
42  // operator<<
43  std::stringstream out1;
44  out1 << args1;
45  EXPECT_EQ("BeginFrameArgs(0, 0, -1us)", out1.str());
46  std::stringstream out2;
47  out2 << args2;
48  EXPECT_EQ("BeginFrameArgs(1, 2, 3us)", out2.str());
49
50  // PrintTo
51  EXPECT_EQ(std::string("BeginFrameArgs(0, 0, -1us)"),
52            ::testing::PrintToString(args1));
53  EXPECT_EQ(std::string("BeginFrameArgs(1, 2, 3us)"),
54            ::testing::PrintToString(args2));
55}
56
57TEST(BeginFrameArgsTest, Create) {
58  // BeginFrames are not valid by default
59  BeginFrameArgs args1;
60  EXPECT_FALSE(args1.IsValid()) << args1;
61
62  BeginFrameArgs args2 =
63      BeginFrameArgs::Create(base::TimeTicks::FromInternalValue(1),
64                             base::TimeTicks::FromInternalValue(2),
65                             base::TimeDelta::FromInternalValue(3));
66  EXPECT_TRUE(args2.IsValid()) << args2;
67  EXPECT_EQ(1, args2.frame_time.ToInternalValue()) << args2;
68  EXPECT_EQ(2, args2.deadline.ToInternalValue()) << args2;
69  EXPECT_EQ(3, args2.interval.ToInternalValue()) << args2;
70
71  base::TimeTicks now = base::TimeTicks::FromInternalValue(1);
72  EXPECT_EQ(CreateBeginFrameArgsForTesting(1, 0, 16666),
73            BeginFrameArgs::CreateForSynchronousCompositor(now));
74}
75
76}  // namespace
77}  // namespace cc
78