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 "ui/gfx/text_utils.h" 6 7 #include "base/strings/utf_string_conversions.h" 8 #include "testing/gtest/include/gtest/gtest.h" 9 #include "ui/gfx/font_list.h" 10 11 namespace gfx { 12 namespace { 13 14 const base::char16 kAcceleratorChar = '&'; 15 16 TEST(TextUtilsTest, RemoveAcceleratorChar) { 17 struct TestData { 18 const char* input; 19 int accelerated_char_pos; 20 int accelerated_char_span; 21 const char* output; 22 } cases[] = { 23 { "", -1, 0, "" }, 24 { "&", -1, 0, "" }, 25 { "no accelerator", -1, 0, "no accelerator" }, 26 { "&one accelerator", 0, 1, "one accelerator" }, 27 { "one &accelerator", 4, 1, "one accelerator" }, 28 { "one_accelerator&", -1, 0, "one_accelerator" }, 29 { "&two &accelerators", 4, 1, "two accelerators" }, 30 { "two &accelerators&", 4, 1, "two accelerators" }, 31 { "two& &accelerators", 4, 1, "two accelerators" }, 32 { "&&escaping", -1, 0, "&escaping" }, 33 { "escap&&ing", -1, 0, "escap&ing" }, 34 { "escaping&&", -1, 0, "escaping&" }, 35 { "&mix&&ed", 0, 1, "mix&ed" }, 36 { "&&m&ix&&e&d&", 6, 1, "&mix&ed" }, 37 { "&&m&&ix&ed&&", 5, 1, "&m&ixed&" }, 38 { "&m&&ix&ed&&", 4, 1, "m&ixed&" }, 39 // U+1D49C MATHEMATICAL SCRIPT CAPITAL A, which occupies two |char16|'s. 40 { "&\xF0\x9D\x92\x9C", 0, 2, "\xF0\x9D\x92\x9C" }, 41 { "Test&\xF0\x9D\x92\x9Cing", 4, 2, "Test\xF0\x9D\x92\x9Cing" }, 42 { "Test\xF0\x9D\x92\x9C&ing", 6, 1, "Test\xF0\x9D\x92\x9Cing" }, 43 { "Test&\xF0\x9D\x92\x9C&ing", 6, 1, "Test\xF0\x9D\x92\x9Cing" }, 44 { "Test&\xF0\x9D\x92\x9C&&ing", 4, 2, "Test\xF0\x9D\x92\x9C&ing" }, 45 { "Test&\xF0\x9D\x92\x9C&\xF0\x9D\x92\x9Cing", 6, 2, 46 "Test\xF0\x9D\x92\x9C\xF0\x9D\x92\x9Cing" }, 47 }; 48 49 for (size_t i = 0; i < ARRAYSIZE_UNSAFE(cases); ++i) { 50 int accelerated_char_pos; 51 int accelerated_char_span; 52 base::string16 result = RemoveAcceleratorChar( 53 base::UTF8ToUTF16(cases[i].input), 54 kAcceleratorChar, 55 &accelerated_char_pos, 56 &accelerated_char_span); 57 EXPECT_EQ(result, base::UTF8ToUTF16(cases[i].output)); 58 EXPECT_EQ(accelerated_char_pos, cases[i].accelerated_char_pos); 59 EXPECT_EQ(accelerated_char_span, cases[i].accelerated_char_span); 60 } 61 } 62 63 // Disabled on Ozone since there are no fonts: crbug.com/320050 64 #if defined(USE_OZONE) 65 #define MAYBE_GetStringWidth DISABLED_GetStringWidth 66 #else 67 #define MAYBE_GetStringWidth GetStringWidth 68 #endif 69 TEST(TextUtilsTest, MAYBE_GetStringWidth) { 70 FontList font_list; 71 EXPECT_EQ(GetStringWidth(base::string16(), font_list), 0); 72 EXPECT_GT(GetStringWidth(base::ASCIIToUTF16("a"), font_list), 73 GetStringWidth(base::string16(), font_list)); 74 EXPECT_GT(GetStringWidth(base::ASCIIToUTF16("ab"), font_list), 75 GetStringWidth(base::ASCIIToUTF16("a"), font_list)); 76 EXPECT_GT(GetStringWidth(base::ASCIIToUTF16("abc"), font_list), 77 GetStringWidth(base::ASCIIToUTF16("ab"), font_list)); 78 } 79 80 } // namespace 81 } // namespace gfx 82
