chrome/browser/printing/page_setup_unittest.cc - Issue 149212: Move printing related stuff to the root printing project from the browser pro...

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Issue 149212: Move printing related stuff to the root printing project from the browser pro... (Closed) Base URL: svn://chrome-svn/chrome/trunk/src/

Patch Set: '' Created 11 years, 5 months ago

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1 // Copyright (c) 2006-2008 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 "chrome/browser/printing/page_setup.h"

6

7 #include <stdlib.h>

8 #include <time.h>

9

10 #include "testing/gtest/include/gtest/gtest.h"

11

12 TEST(PageSetupTest, Random) {

13 time_t seed = time(NULL);

14 int kMax = 10;

15 srand(static_cast<unsigned>(seed));

16

17 // Margins.

18 printing::PageMargins margins;

19 margins.header = rand() % kMax;

20 margins.footer = rand() % kMax;

21 margins.left = rand() % kMax;

22 margins.top = rand() % kMax;

23 margins.right = rand() % kMax;

24 margins.bottom = rand() % kMax;

25 int kTextHeight = rand() % kMax;

26

27 // Page description.

28 gfx::Size page_size(100 + rand() % kMax, 200 + rand() % kMax);

29 gfx::Rect printable_area(rand() % kMax, rand() % kMax, 0, 0);

30 printable_area.set_width(page_size.width() - (rand() % kMax) -

31 printable_area.x());

32 printable_area.set_height(page_size.height() - (rand() % kMax) -

33 printable_area.y());

34

35 // Make the calculations.

36 printing::PageSetup setup;

37 setup.SetRequestedMargins(margins);

38 setup.Init(page_size, printable_area, kTextHeight);

39

40 // Calculate the effective margins.

41 printing::PageMargins effective_margins;

42 effective_margins.header = std::max(margins.header, printable_area.y());

43 effective_margins.left = std::max(margins.left, printable_area.x());

44 effective_margins.top = std::max(margins.top,

45 effective_margins.header + kTextHeight);

46 effective_margins.footer = std::max(margins.footer,

47 page_size.height() -

48 printable_area.bottom());

49 effective_margins.right = std::max(margins.right,

50 page_size.width() -

51 printable_area.right());

52 effective_margins.bottom = std::max(margins.bottom,

53 effective_margins.footer + kTextHeight);

54

55 // Calculate the overlay area.

56 gfx::Rect overlay_area(effective_margins.left, effective_margins.header,

57 page_size.width() - effective_margins.right -

58 effective_margins.left,

59 page_size.height() - effective_margins.footer -

60 effective_margins.header);

61

62 // Calculate the content area.

63 gfx::Rect content_area(overlay_area.x(),

64 effective_margins.top,

65 overlay_area.width(),

66 page_size.height() - effective_margins.bottom -

67 effective_margins.top);

68

69 // Test values.

70 EXPECT_EQ(page_size, setup.physical_size()) << seed << " " << page_size <<

71 " " << printable_area << " " << kTextHeight;

72 EXPECT_EQ(overlay_area, setup.overlay_area()) << seed << " " << page_size <<

73 " " << printable_area << " " << kTextHeight;

74 EXPECT_EQ(content_area, setup.content_area()) << seed << " " << page_size <<

75 " " << printable_area << " " << kTextHeight;

76

77 EXPECT_EQ(effective_margins.header, setup.effective_margins().header) <<

78 seed << " " << page_size << " " << printable_area << " " << kTextHeight;

79 EXPECT_EQ(effective_margins.footer, setup.effective_margins().footer) <<

80 seed << " " << page_size << " " << printable_area << " " << kTextHeight;

81 EXPECT_EQ(effective_margins.left, setup.effective_margins().left) << seed <<

82 " " << page_size << " " << printable_area << " " << kTextHeight;

83 EXPECT_EQ(effective_margins.top, setup.effective_margins().top) << seed <<

84 " " << page_size << " " << printable_area << " " << kTextHeight;

85 EXPECT_EQ(effective_margins.right, setup.effective_margins().right) << seed <<

86 " " << page_size << " " << printable_area << " " << kTextHeight;

87 EXPECT_EQ(effective_margins.bottom, setup.effective_margins().bottom) <<

88 seed << " " << page_size << " " << printable_area << " " << kTextHeight;

89 }

90

91 TEST(PageSetupTest, HardCoded) {

92 // Margins.

93 printing::PageMargins margins;

94 margins.header = 2;

95 margins.footer = 2;

96 margins.left = 4;

97 margins.top = 4;

98 margins.right = 4;

99 margins.bottom = 4;

100 int kTextHeight = 3;

101

102 // Page description.

103 gfx::Size page_size(100, 100);

104 gfx::Rect printable_area(3, 3, 94, 94);

105

106 // Make the calculations.

107 printing::PageSetup setup;

108 setup.SetRequestedMargins(margins);

109 setup.Init(page_size, printable_area, kTextHeight);

110

111 // Calculate the effective margins.

112 printing::PageMargins effective_margins;

113 effective_margins.header = 3;

114 effective_margins.left = 4;

115 effective_margins.top = 6;

116 effective_margins.footer = 3;

117 effective_margins.right = 4;

118 effective_margins.bottom = 6;

119

120 // Calculate the overlay area.

121 gfx::Rect overlay_area(4, 3, 92, 94);

122

123 // Calculate the content area.

124 gfx::Rect content_area(4, 6, 92, 88);

125

126 // Test values.

127 EXPECT_EQ(page_size, setup.physical_size()) << " " << page_size <<

128 " " << printable_area << " " << kTextHeight;

129 EXPECT_EQ(overlay_area, setup.overlay_area()) << " " << page_size <<

130 " " << printable_area << " " << kTextHeight;

131 EXPECT_EQ(content_area, setup.content_area()) << " " << page_size <<

132 " " << printable_area << " " << kTextHeight;

133

134 EXPECT_EQ(effective_margins.header, setup.effective_margins().header) <<

135 " " << page_size << " " << printable_area << " " << kTextHeight;

136 EXPECT_EQ(effective_margins.footer, setup.effective_margins().footer) <<

137 " " << page_size << " " << printable_area << " " << kTextHeight;

138 EXPECT_EQ(effective_margins.left, setup.effective_margins().left) <<

139 " " << page_size << " " << printable_area << " " << kTextHeight;

140 EXPECT_EQ(effective_margins.top, setup.effective_margins().top) <<

141 " " << page_size << " " << printable_area << " " << kTextHeight;

142 EXPECT_EQ(effective_margins.right, setup.effective_margins().right) <<

143 " " << page_size << " " << printable_area << " " << kTextHeight;

144 EXPECT_EQ(effective_margins.bottom, setup.effective_margins().bottom) <<

145 " " << page_size << " " << printable_area << " " << kTextHeight;

146 }

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