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| 1 // Copyright (c) 2011 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 <limits> | |
| 6 | |
| 7 #include "base/i18n/number_formatting.h" | |
| 8 #include "base/i18n/rtl.h" | |
| 9 #include "base/strings/utf_string_conversions.h" | |
| 10 #include "testing/gtest/include/gtest/gtest.h" | |
| 11 | |
| 12 namespace base { | |
| 13 namespace { | |
| 14 | |
| 15 TEST(NumberFormattingTest, FormatNumber) { | |
| 16 static const struct { | |
| 17 int64 number; | |
| 18 const char* expected_english; | |
| 19 const char* expected_german; | |
| 20 } cases[] = { | |
| 21 {0, "0", "0"}, | |
| 22 {1024, "1,024", "1.024"}, | |
| 23 {std::numeric_limits<int64>::max(), | |
| 24 "9,223,372,036,854,775,807", "9.223.372.036.854.775.807"}, | |
| 25 {std::numeric_limits<int64>::min(), | |
| 26 "-9,223,372,036,854,775,808", "-9.223.372.036.854.775.808"}, | |
| 27 {-42, "-42", "-42"}, | |
| 28 }; | |
| 29 | |
| 30 for (size_t i = 0; i < arraysize(cases); ++i) { | |
| 31 i18n::SetICUDefaultLocale("en"); | |
| 32 testing::ResetFormatters(); | |
| 33 EXPECT_EQ(cases[i].expected_english, | |
| 34 UTF16ToUTF8(FormatNumber(cases[i].number))); | |
| 35 i18n::SetICUDefaultLocale("de"); | |
| 36 testing::ResetFormatters(); | |
| 37 EXPECT_EQ(cases[i].expected_german, | |
| 38 UTF16ToUTF8(FormatNumber(cases[i].number))); | |
| 39 } | |
| 40 } | |
| 41 | |
| 42 TEST(NumberFormattingTest, FormatDouble) { | |
| 43 static const struct { | |
| 44 double number; | |
| 45 int frac_digits; | |
| 46 const char* expected_english; | |
| 47 const char* expected_german; | |
| 48 } cases[] = { | |
| 49 {0.0, 0, "0", "0"}, | |
| 50 #if !defined(OS_ANDROID) | |
| 51 // Bionic can't printf negative zero correctly. | |
| 52 {-0.0, 4, "-0.0000", "-0,0000"}, | |
| 53 #endif | |
| 54 {1024.2, 0, "1,024", "1.024"}, | |
| 55 {-1024.223, 2, "-1,024.22", "-1.024,22"}, | |
| 56 {std::numeric_limits<double>::max(), 6, | |
| 57 "179,769,313,486,232,000,000,000,000,000,000,000,000,000,000,000,000," | |
| 58 "000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000," | |
| 59 "000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000," | |
| 60 "000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000," | |
| 61 "000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000," | |
| 62 "000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000," | |
| 63 "000.000000", | |
| 64 "179.769.313.486.232.000.000.000.000.000.000.000.000.000.000.000.000." | |
| 65 "000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000." | |
| 66 "000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000." | |
| 67 "000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000." | |
| 68 "000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000." | |
| 69 "000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000." | |
| 70 "000,000000"}, | |
| 71 {std::numeric_limits<double>::min(), 2, "0.00", "0,00"}, | |
| 72 {-42.7, 3, "-42.700", "-42,700"}, | |
| 73 }; | |
| 74 | |
| 75 for (size_t i = 0; i < arraysize(cases); ++i) { | |
| 76 i18n::SetICUDefaultLocale("en"); | |
| 77 testing::ResetFormatters(); | |
| 78 EXPECT_EQ(cases[i].expected_english, | |
| 79 UTF16ToUTF8(FormatDouble(cases[i].number, cases[i].frac_digits))); | |
| 80 i18n::SetICUDefaultLocale("de"); | |
| 81 testing::ResetFormatters(); | |
| 82 EXPECT_EQ(cases[i].expected_german, | |
| 83 UTF16ToUTF8(FormatDouble(cases[i].number, cases[i].frac_digits))); | |
| 84 } | |
| 85 } | |
| 86 | |
| 87 } // namespace | |
| 88 } // namespace base | |
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