1 // Copyright 2011 The Chromium Authors
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
5 #include "printing/units.h"
6 #include "testing/gtest/include/gtest/gtest-spi.h"
7 #include "testing/gtest/include/gtest/gtest.h"
11 TEST(UnitsTest, Convertions) {
12 EXPECT_EQ(100, ConvertUnit(100, 100, 100));
13 EXPECT_EQ(-100, ConvertUnit(-100, 100, 100));
14 EXPECT_EQ(0, ConvertUnit(0, 100, 100));
15 EXPECT_EQ(99, ConvertUnit(99, 100, 100));
16 EXPECT_EQ(101, ConvertUnit(101, 100, 100));
17 EXPECT_EQ(99900, ConvertUnit(999, 10, 1000));
18 EXPECT_EQ(100100, ConvertUnit(1001, 10, 1000));
21 EXPECT_EQ(10, ConvertUnit(999, 1000, 10));
22 EXPECT_EQ(10, ConvertUnit(950, 1000, 10));
23 EXPECT_EQ(9, ConvertUnit(949, 1000, 10));
24 EXPECT_EQ(10, ConvertUnit(1001, 1000, 10));
25 EXPECT_EQ(10, ConvertUnit(1049, 1000, 10));
26 EXPECT_EQ(11, ConvertUnit(1050, 1000, 10));
27 EXPECT_EQ(-10, ConvertUnit(-999, 1000, 10));
28 EXPECT_EQ(-10, ConvertUnit(-950, 1000, 10));
29 EXPECT_EQ(-9, ConvertUnit(-949, 1000, 10));
30 EXPECT_EQ(-10, ConvertUnit(-1001, 1000, 10));
31 EXPECT_EQ(-10, ConvertUnit(-1049, 1000, 10));
32 EXPECT_EQ(-11, ConvertUnit(-1050, 1000, 10));
34 EXPECT_EQ(99920, ConvertUnit(999.2, 10, 1000));
35 EXPECT_EQ(-94920, ConvertUnit(-949.2, 10, 1000));
36 EXPECT_EQ(99970, ConvertUnit(999.7, 10, 1000));
37 EXPECT_EQ(-94970, ConvertUnit(-949.7, 10, 1000));
39 EXPECT_EQ(3996, ConvertUnit(999.1, 75, 300));
40 EXPECT_EQ(3997, ConvertUnit(999.3, 75, 300));
41 EXPECT_EQ(3998, ConvertUnit(999.5, 75, 300));
42 EXPECT_EQ(3999, ConvertUnit(999.7, 75, 300));
43 EXPECT_EQ(4000, ConvertUnit(999.9, 75, 300));
45 EXPECT_EQ(0, ConvertUnit(2, 1000000000, 1));
46 EXPECT_EQ(2000000000, ConvertUnit(2, 1, 1000000000));
48 EXPECT_EQ(100, ConvertUnitFloat(100, 100, 100));
49 EXPECT_EQ(-100, ConvertUnitFloat(-100, 100, 100));
50 EXPECT_EQ(0, ConvertUnitFloat(0, 100, 100));
51 EXPECT_FLOAT_EQ(0.000002, ConvertUnitFloat(2, 1000, 0.001));
52 EXPECT_FLOAT_EQ(2000000, ConvertUnitFloat(2, 0.001, 1000));
54 EXPECT_EQ(8.25, ConvertUnitFloat(11.0, kPixelsPerInch, kPointsPerInch));
56 EXPECT_EQ(8, ConvertUnit(11, kPixelsPerInch, kPointsPerInch));
57 EXPECT_EQ(7.5, ConvertUnitFloat(10.0, kPixelsPerInch, kPointsPerInch));
59 EXPECT_EQ(8, ConvertUnit(10, kPixelsPerInch, kPointsPerInch));
60 EXPECT_EQ(0, ConvertUnit(0, kPixelsPerInch, kPointsPerInch));
63 } // namespace printing