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Issue 854713003: More old files deletion. (Closed) Base URL: https://github.com/domokit/mojo.git@master
Patch Set: Fix tryjobs? Created 5 years, 11 months ago
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1 // Copyright (c) 2012 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 "ui/gfx/canvas.h"
6
7 #include <limits>
8
9 #include "base/strings/utf_string_conversions.h"
10 #include "testing/gtest/include/gtest/gtest.h"
11 #include "ui/gfx/font_list.h"
12 #include "ui/gfx/geometry/rect.h"
13 #include "ui/gfx/geometry/rect_f.h"
14 #include "ui/gfx/skia_util.h"
15
16 namespace gfx {
17
18 class CanvasTest : public testing::Test {
19 protected:
20 int GetStringWidth(const char *text) {
21 return Canvas::GetStringWidth(base::UTF8ToUTF16(text), font_list_);
22 }
23
24 gfx::Size SizeStringInt(const char *text, int width, int line_height) {
25 base::string16 text16 = base::UTF8ToUTF16(text);
26 int height = 0;
27 int flags =
28 (text16.find('\n') != base::string16::npos) ? Canvas::MULTI_LINE : 0;
29 Canvas::SizeStringInt(text16, font_list_, &width, &height, line_height,
30 flags);
31 return gfx::Size(width, height);
32 }
33
34 private:
35 FontList font_list_;
36 };
37
38 TEST_F(CanvasTest, StringWidth) {
39 EXPECT_GT(GetStringWidth("Test"), 0);
40 }
41
42 TEST_F(CanvasTest, StringWidthEmptyString) {
43 EXPECT_EQ(0, GetStringWidth(""));
44 }
45
46 TEST_F(CanvasTest, StringSizeEmptyString) {
47 gfx::Size size = SizeStringInt("", 0, 0);
48 EXPECT_EQ(0, size.width());
49 EXPECT_GT(size.height(), 0);
50 }
51
52 // Verifies GetClipBounds() returns the correct value.
53 TEST_F(CanvasTest, ClipRectWithScaling) {
54 Canvas canvas(gfx::Size(200, 100), 2.25, true);
55 canvas.sk_canvas()->clipRect(RectFToSkRect(gfx::RectF(100, 0, 20, 1.7f)));
56 gfx::Rect clip_rect;
57 ASSERT_TRUE(canvas.GetClipBounds(&clip_rect));
58 // Use Contains() rather than Equals() as skia may extend the rect in certain
59 // directions. None-the-less the clip must contain the region we damaged.
60 EXPECT_TRUE(clip_rect.Contains(gfx::Rect(100, 0, 20, 2)));
61 }
62
63 // Line height is only supported on Skia.
64 #if defined(OS_MACOSX) || defined(OS_ANDROID)
65 #define MAYBE_StringSizeWithLineHeight DISABLED_StringSizeWithLineHeight
66 #else
67 #define MAYBE_StringSizeWithLineHeight StringSizeWithLineHeight
68 #endif
69
70 TEST_F(CanvasTest, MAYBE_StringSizeWithLineHeight) {
71 gfx::Size one_line_size = SizeStringInt("Q", 0, 0);
72 gfx::Size four_line_size = SizeStringInt("Q\nQ\nQ\nQ", 1000000, 1000);
73 EXPECT_EQ(one_line_size.width(), four_line_size.width());
74 EXPECT_EQ(3 * 1000 + one_line_size.height(), four_line_size.height());
75 }
76
77 } // namespace gfx
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