ui/gfx/text_utils_unittest.cc

   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
  10 namespace gfx {
  11 namespace {
  12
  13 const char16 kAcceleratorChar = '&';
  14
  15 TEST(TextUtilsTest, RemoveAcceleratorChar) {
  16   struct TestData {
  17     const char* input;
  18     int accelerated_char_pos;
  19     int accelerated_char_span;
  20     const char* output;
  21   } cases[] = {
  22     { "", -1, 0, "" },
  23     { "&", -1, 0, "" },
  24     { "no accelerator", -1, 0, "no accelerator" },
  25     { "&one accelerator", 0, 1, "one accelerator" },
  26     { "one &accelerator", 4, 1, "one accelerator" },
  27     { "one_accelerator&", -1, 0, "one_accelerator" },
  28     { "&two &accelerators", 4, 1, "two accelerators" },
  29     { "two &accelerators&", 4, 1, "two accelerators" },
  30     { "two& &accelerators", 4, 1, "two accelerators" },
  31     { "&&escaping", -1, 0, "&escaping" },
  32     { "escap&&ing", -1, 0, "escap&ing" },
  33     { "escaping&&", -1, 0, "escaping&" },
  34     { "&mix&&ed", 0, 1, "mix&ed" },
  35     { "&&m&ix&&e&d&", 6, 1, "&mix&ed" },
  36     { "&&m&&ix&ed&&", 5, 1, "&m&ixed&" },
  37     { "&m&&ix&ed&&", 4, 1, "m&ixed&" },
  38     // U+1D49C MATHEMATICAL SCRIPT CAPITAL A, which occupies two |char16|'s.
  39     { "&\xF0\x9D\x92\x9C", 0, 2, "\xF0\x9D\x92\x9C" },
  40     { "Test&\xF0\x9D\x92\x9Cing", 4, 2, "Test\xF0\x9D\x92\x9Cing" },
  41     { "Test\xF0\x9D\x92\x9C&ing", 6, 1, "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", 4, 2, "Test\xF0\x9D\x92\x9C&ing" },
  44     { "Test&\xF0\x9D\x92\x9C&\xF0\x9D\x92\x9Cing", 6, 2,
  45       "Test\xF0\x9D\x92\x9C\xF0\x9D\x92\x9Cing" },
  46   };
  47
  48   for (size_t i = 0; i < ARRAYSIZE_UNSAFE(cases); ++i) {
  49     int accelerated_char_pos;
  50     int accelerated_char_span;
  51     base::string16 result = RemoveAcceleratorChar(UTF8ToUTF16(cases[i].input),
  52                                                   kAcceleratorChar,
  53                                                   &accelerated_char_pos,
  54                                                   &accelerated_char_span);
  55     EXPECT_EQ(result, UTF8ToUTF16(cases[i].output));
  56     EXPECT_EQ(accelerated_char_pos, cases[i].accelerated_char_pos);
  57     EXPECT_EQ(accelerated_char_span, cases[i].accelerated_char_span);
  58   }
  59 }
  60
  61 }  // namespace
  62 }  // namespace gfx