DEV/flutter_flutter
1
0
Fork 0
mirror of https://github.com/flutter/flutter.git synced 2026-02-20 02:29:02 +08:00
Code Issues Packages Projects Releases Wiki Activity
flutter_flutter/sky/engine/platform/fonts/FontTest.cpp
Michael Goderbauer 08961f8ec5 Format all c-like sources with clang-format (#4088) 
* format

* license script adaptions

* updated licenses

* review comments
2017-09-12 15:36:20 -07:00

364 lines
16 KiB
C++
Raw Blame History

/*
* Copyright (C) 2013 Google Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
// Tests for the Font class.
#include "flutter/sky/engine/platform/fonts/Character.h"
#include "flutter/sky/engine/platform/fonts/Font.h"
#include <gtest/gtest.h>
namespace blink {
static void TestSpecificUCharRange(UChar rangeStart, UChar rangeEnd) {
UChar below[1];
UChar start[1];
UChar midway[1];
UChar end[1];
UChar above[1];
below[0] = rangeStart - 1;
start[0] = rangeStart;
midway[0] = ((int)rangeStart + (int)rangeEnd) / 2;
end[0] = rangeEnd;
above[0] = rangeEnd + 1;
EXPECT_EQ(SimplePath, Character::characterRangeCodePath(below, 1));
EXPECT_EQ(ComplexPath, Character::characterRangeCodePath(start, 1));
EXPECT_EQ(ComplexPath, Character::characterRangeCodePath(midway, 1));
EXPECT_EQ(ComplexPath, Character::characterRangeCodePath(end, 1));
EXPECT_EQ(SimplePath, Character::characterRangeCodePath(above, 1));
}
TEST(FontTest, TestCharacterRangeCodePath) {
static UChar c1[] = {0x0};
EXPECT_EQ(SimplePath, Character::characterRangeCodePath(c1, 1));
TestSpecificUCharRange(0x2E5, 0x2E9);
TestSpecificUCharRange(0x300, 0x36F);
TestSpecificUCharRange(0x0591, 0x05BD);
TestSpecificUCharRange(0x05BF, 0x05CF);
TestSpecificUCharRange(0x0600, 0x109F);
TestSpecificUCharRange(0x1100, 0x11FF);
TestSpecificUCharRange(0x135D, 0x135F);
TestSpecificUCharRange(0x1700, 0x18AF);
TestSpecificUCharRange(0x1900, 0x194F);
TestSpecificUCharRange(0x1980, 0x19DF);
TestSpecificUCharRange(0x1A00, 0x1CFF);
static UChar c2[] = {0x1DBF};
EXPECT_EQ(SimplePath, Character::characterRangeCodePath(c2, 1));
static UChar c3[] = {0x1DC0};
EXPECT_EQ(ComplexPath, Character::characterRangeCodePath(c3, 1));
static UChar c4[] = {0x1DD0};
EXPECT_EQ(ComplexPath, Character::characterRangeCodePath(c4, 1));
static UChar c5[] = {0x1DFF};
EXPECT_EQ(ComplexPath, Character::characterRangeCodePath(c5, 1));
static UChar c6[] = {0x1E00};
EXPECT_EQ(SimpleWithGlyphOverflowPath,
Character::characterRangeCodePath(c6, 1));
static UChar c7[] = {0x2000};
EXPECT_EQ(SimpleWithGlyphOverflowPath,
Character::characterRangeCodePath(c7, 1));
static UChar c8[] = {0x2001};
EXPECT_EQ(SimplePath, Character::characterRangeCodePath(c8, 1));
TestSpecificUCharRange(0x20D0, 0x20FF);
TestSpecificUCharRange(0x2CEF, 0x2CF1);
TestSpecificUCharRange(0x302A, 0x302F);
TestSpecificUCharRange(0xA67C, 0xA67D);
TestSpecificUCharRange(0xA6F0, 0xA6F1);
TestSpecificUCharRange(0xA800, 0xABFF);
TestSpecificUCharRange(0xD7B0, 0xD7FF);
TestSpecificUCharRange(0xFE00, 0xFE0F);
TestSpecificUCharRange(0xFE20, 0xFE2F);
}
TEST(FontTest, TestCharacterRangeCodePathSurrogate1) {
/* To be surrogate ... */
/* 1st character must be 0xD800 .. 0xDBFF */
/* 2nd character must be 0xdc00 .. 0xdfff */
/* The following 5 should all be Simple because they are not surrogate. */
static UChar c1[] = {0xD800, 0xDBFE};
EXPECT_EQ(SimplePath, Character::characterRangeCodePath(c1, 2));
static UChar c2[] = {0xD800, 0xE000};
EXPECT_EQ(SimplePath, Character::characterRangeCodePath(c2, 2));
static UChar c3[] = {0xDBFF, 0xDBFE};
EXPECT_EQ(SimplePath, Character::characterRangeCodePath(c3, 2));
static UChar c4[] = {0xDBFF, 0xE000};
EXPECT_EQ(SimplePath, Character::characterRangeCodePath(c4, 2));
static UChar c5[] = {0xDC00, 0xDBFF};
EXPECT_EQ(SimplePath, Character::characterRangeCodePath(c5, 2));
/* To be Complex, the Supplementary Character must be in either */
/* U+1F1E6 through U+1F1FF or U+E0100 through U+E01EF. */
/* That is, a lead of 0xD83C with trail 0xDDE6 .. 0xDDFF or */
/* a lead of 0xDB40 with trail 0xDD00 .. 0xDDEF. */
static UChar c6[] = {0xD83C, 0xDDE5};
EXPECT_EQ(SimplePath, Character::characterRangeCodePath(c6, 2));
static UChar c7[] = {0xD83C, 0xDDE6};
EXPECT_EQ(ComplexPath, Character::characterRangeCodePath(c7, 2));
static UChar c8[] = {0xD83C, 0xDDF0};
EXPECT_EQ(ComplexPath, Character::characterRangeCodePath(c8, 2));
static UChar c9[] = {0xD83C, 0xDDFF};
EXPECT_EQ(ComplexPath, Character::characterRangeCodePath(c9, 2));
static UChar c10[] = {0xD83C, 0xDE00};
EXPECT_EQ(SimplePath, Character::characterRangeCodePath(c10, 2));
static UChar c11[] = {0xDB40, 0xDCFF};
EXPECT_EQ(SimplePath, Character::characterRangeCodePath(c11, 2));
static UChar c12[] = {0xDB40, 0xDD00};
EXPECT_EQ(ComplexPath, Character::characterRangeCodePath(c12, 2));
static UChar c13[] = {0xDB40, 0xDDED};
EXPECT_EQ(ComplexPath, Character::characterRangeCodePath(c13, 2));
static UChar c14[] = {0xDB40, 0xDDEF};
EXPECT_EQ(ComplexPath, Character::characterRangeCodePath(c14, 2));
static UChar c15[] = {0xDB40, 0xDDF0};
EXPECT_EQ(SimplePath, Character::characterRangeCodePath(c15, 2));
}
TEST(FontTest, TestCharacterRangeCodePathString) {
// Simple-Simple is still simple
static UChar c1[] = {0x2FF, 0x2FF};
EXPECT_EQ(SimplePath, Character::characterRangeCodePath(c1, 2));
// Complex-Simple is Complex
static UChar c2[] = {0x300, 0x2FF};
EXPECT_EQ(ComplexPath, Character::characterRangeCodePath(c2, 2));
// Simple-Complex is Complex
static UChar c3[] = {0x2FF, 0x330};
EXPECT_EQ(ComplexPath, Character::characterRangeCodePath(c3, 2));
// Complex-Complex is Complex
static UChar c4[] = {0x36F, 0x330};
EXPECT_EQ(ComplexPath, Character::characterRangeCodePath(c4, 2));
// SimpleWithGlyphOverflow-Simple is SimpleWithGlyphOverflow
static UChar c5[] = {0x1E00, 0x2FF};
EXPECT_EQ(SimpleWithGlyphOverflowPath,
Character::characterRangeCodePath(c5, 2));
// Simple-SimpleWithGlyphOverflow is SimpleWithGlyphOverflow
static UChar c6[] = {0x2FF, 0x2000};
EXPECT_EQ(SimpleWithGlyphOverflowPath,
Character::characterRangeCodePath(c6, 2));
// SimpleWithGlyphOverflow-Complex is Complex
static UChar c7[] = {0x1E00, 0x330};
EXPECT_EQ(ComplexPath, Character::characterRangeCodePath(c7, 2));
// Complex-SimpleWithGlyphOverflow is Complex
static UChar c8[] = {0x330, 0x2000};
EXPECT_EQ(ComplexPath, Character::characterRangeCodePath(c8, 2));
// Surrogate-Complex is Complex
static UChar c9[] = {0xD83C, 0xDDE5, 0x330};
EXPECT_EQ(ComplexPath, Character::characterRangeCodePath(c9, 3));
// Complex-Surrogate is Complex
static UChar c10[] = {0x330, 0xD83C, 0xDDE5};
EXPECT_EQ(ComplexPath, Character::characterRangeCodePath(c10, 3));
}
static void TestSpecificUChar32RangeIdeograph(UChar32 rangeStart,
UChar32 rangeEnd) {
EXPECT_FALSE(Character::isCJKIdeograph(rangeStart - 1));
EXPECT_TRUE(Character::isCJKIdeograph(rangeStart));
EXPECT_TRUE(Character::isCJKIdeograph(
(UChar32)((uint64_t)rangeStart + (uint64_t)rangeEnd) / 2));
EXPECT_TRUE(Character::isCJKIdeograph(rangeEnd));
EXPECT_FALSE(Character::isCJKIdeograph(rangeEnd + 1));
}
TEST(FontTest, TestIsCJKIdeograph) {
// The basic CJK Unified Ideographs block.
TestSpecificUChar32RangeIdeograph(0x4E00, 0x9FFF);
// CJK Unified Ideographs Extension A.
TestSpecificUChar32RangeIdeograph(0x3400, 0x4DBF);
// CJK Unified Ideographs Extension A and Kangxi Radicals.
TestSpecificUChar32RangeIdeograph(0x2E80, 0x2FDF);
// CJK Strokes.
TestSpecificUChar32RangeIdeograph(0x31C0, 0x31EF);
// CJK Compatibility Ideographs.
TestSpecificUChar32RangeIdeograph(0xF900, 0xFAFF);
// CJK Unified Ideographs Extension B.
TestSpecificUChar32RangeIdeograph(0x20000, 0x2A6DF);
// CJK Unified Ideographs Extension C.
// CJK Unified Ideographs Extension D.
TestSpecificUChar32RangeIdeograph(0x2A700, 0x2B81F);
// CJK Compatibility Ideographs Supplement.
TestSpecificUChar32RangeIdeograph(0x2F800, 0x2FA1F);
}
static void TestSpecificUChar32RangeIdeographSymbol(UChar32 rangeStart,
UChar32 rangeEnd) {
EXPECT_FALSE(Character::isCJKIdeographOrSymbol(rangeStart - 1));
EXPECT_TRUE(Character::isCJKIdeographOrSymbol(rangeStart));
EXPECT_TRUE(Character::isCJKIdeographOrSymbol(
(UChar32)((uint64_t)rangeStart + (uint64_t)rangeEnd) / 2));
EXPECT_TRUE(Character::isCJKIdeographOrSymbol(rangeEnd));
EXPECT_FALSE(Character::isCJKIdeographOrSymbol(rangeEnd + 1));
}
TEST(FontTest, TestIsCJKIdeographOrSymbol) {
// CJK Compatibility Ideographs Supplement.
EXPECT_TRUE(Character::isCJKIdeographOrSymbol(0x2C7));
EXPECT_TRUE(Character::isCJKIdeographOrSymbol(0x2CA));
EXPECT_TRUE(Character::isCJKIdeographOrSymbol(0x2CB));
EXPECT_TRUE(Character::isCJKIdeographOrSymbol(0x2D9));
EXPECT_TRUE(Character::isCJKIdeographOrSymbol(0x2020));
EXPECT_TRUE(Character::isCJKIdeographOrSymbol(0x2021));
EXPECT_TRUE(Character::isCJKIdeographOrSymbol(0x2030));
EXPECT_TRUE(Character::isCJKIdeographOrSymbol(0x203B));
EXPECT_TRUE(Character::isCJKIdeographOrSymbol(0x203C));
EXPECT_TRUE(Character::isCJKIdeographOrSymbol(0x2042));
EXPECT_TRUE(Character::isCJKIdeographOrSymbol(0x2047));
EXPECT_TRUE(Character::isCJKIdeographOrSymbol(0x2048));
EXPECT_TRUE(Character::isCJKIdeographOrSymbol(0x2049));
EXPECT_TRUE(Character::isCJKIdeographOrSymbol(0x2051));
EXPECT_TRUE(Character::isCJKIdeographOrSymbol(0x20DD));
EXPECT_TRUE(Character::isCJKIdeographOrSymbol(0x20DE));
EXPECT_TRUE(Character::isCJKIdeographOrSymbol(0x2100));
EXPECT_TRUE(Character::isCJKIdeographOrSymbol(0x2103));
EXPECT_TRUE(Character::isCJKIdeographOrSymbol(0x2105));
EXPECT_TRUE(Character::isCJKIdeographOrSymbol(0x2109));
EXPECT_TRUE(Character::isCJKIdeographOrSymbol(0x210A));
EXPECT_TRUE(Character::isCJKIdeographOrSymbol(0x2113));
EXPECT_TRUE(Character::isCJKIdeographOrSymbol(0x2116));
EXPECT_TRUE(Character::isCJKIdeographOrSymbol(0x2121));
EXPECT_TRUE(Character::isCJKIdeographOrSymbol(0x212B));
EXPECT_TRUE(Character::isCJKIdeographOrSymbol(0x213B));
EXPECT_TRUE(Character::isCJKIdeographOrSymbol(0x2150));
EXPECT_TRUE(Character::isCJKIdeographOrSymbol(0x2151));
EXPECT_TRUE(Character::isCJKIdeographOrSymbol(0x2152));
TestSpecificUChar32RangeIdeographSymbol(0x2156, 0x215A);
TestSpecificUChar32RangeIdeographSymbol(0x2160, 0x216B);
TestSpecificUChar32RangeIdeographSymbol(0x2170, 0x217B);
EXPECT_TRUE(Character::isCJKIdeographOrSymbol(0x217F));
EXPECT_TRUE(Character::isCJKIdeographOrSymbol(0x2189));
EXPECT_TRUE(Character::isCJKIdeographOrSymbol(0x2307));
EXPECT_TRUE(Character::isCJKIdeographOrSymbol(0x2312));
EXPECT_FALSE(Character::isCJKIdeographOrSymbol(0x23BD));
EXPECT_TRUE(Character::isCJKIdeographOrSymbol(0x23BE));
EXPECT_TRUE(Character::isCJKIdeographOrSymbol(0x23C4));
EXPECT_TRUE(Character::isCJKIdeographOrSymbol(0x23CC));
EXPECT_FALSE(Character::isCJKIdeographOrSymbol(0x23CD));
EXPECT_TRUE(Character::isCJKIdeographOrSymbol(0x23CE));
EXPECT_TRUE(Character::isCJKIdeographOrSymbol(0x2423));
TestSpecificUChar32RangeIdeographSymbol(0x2460, 0x2492);
TestSpecificUChar32RangeIdeographSymbol(0x249C, 0x24FF);
EXPECT_TRUE(Character::isCJKIdeographOrSymbol(0x25A0));
EXPECT_TRUE(Character::isCJKIdeographOrSymbol(0x25A1));
EXPECT_TRUE(Character::isCJKIdeographOrSymbol(0x25A2));
EXPECT_TRUE(Character::isCJKIdeographOrSymbol(0x25AA));
EXPECT_TRUE(Character::isCJKIdeographOrSymbol(0x25AB));
EXPECT_TRUE(Character::isCJKIdeographOrSymbol(0x25B1));
EXPECT_TRUE(Character::isCJKIdeographOrSymbol(0x25B2));
EXPECT_TRUE(Character::isCJKIdeographOrSymbol(0x25B3));
EXPECT_TRUE(Character::isCJKIdeographOrSymbol(0x25B6));
EXPECT_TRUE(Character::isCJKIdeographOrSymbol(0x25B7));
EXPECT_TRUE(Character::isCJKIdeographOrSymbol(0x25BC));
EXPECT_TRUE(Character::isCJKIdeographOrSymbol(0x25BD));
EXPECT_TRUE(Character::isCJKIdeographOrSymbol(0x25C0));
EXPECT_TRUE(Character::isCJKIdeographOrSymbol(0x25C1));
EXPECT_TRUE(Character::isCJKIdeographOrSymbol(0x25C6));
EXPECT_TRUE(Character::isCJKIdeographOrSymbol(0x25C7));
EXPECT_TRUE(Character::isCJKIdeographOrSymbol(0x25C9));
EXPECT_TRUE(Character::isCJKIdeographOrSymbol(0x25CB));
EXPECT_TRUE(Character::isCJKIdeographOrSymbol(0x25CC));
TestSpecificUChar32RangeIdeographSymbol(0x25CE, 0x25D3);
TestSpecificUChar32RangeIdeographSymbol(0x25E2, 0x25E6);
EXPECT_TRUE(Character::isCJKIdeographOrSymbol(0x25EF));
TestSpecificUChar32RangeIdeographSymbol(0x2600, 0x2603);
EXPECT_TRUE(Character::isCJKIdeographOrSymbol(0x2605));
EXPECT_TRUE(Character::isCJKIdeographOrSymbol(0x2606));
EXPECT_TRUE(Character::isCJKIdeographOrSymbol(0x260E));
EXPECT_TRUE(Character::isCJKIdeographOrSymbol(0x2616));
EXPECT_TRUE(Character::isCJKIdeographOrSymbol(0x2617));
EXPECT_TRUE(Character::isCJKIdeographOrSymbol(0x2640));
EXPECT_TRUE(Character::isCJKIdeographOrSymbol(0x2642));
TestSpecificUChar32RangeIdeographSymbol(0x2660, 0x266F);
TestSpecificUChar32RangeIdeographSymbol(0x2672, 0x267D);
EXPECT_TRUE(Character::isCJKIdeographOrSymbol(0x26A0));
EXPECT_TRUE(Character::isCJKIdeographOrSymbol(0x26BD));
EXPECT_TRUE(Character::isCJKIdeographOrSymbol(0x26BE));
EXPECT_TRUE(Character::isCJKIdeographOrSymbol(0x2713));
EXPECT_TRUE(Character::isCJKIdeographOrSymbol(0x271A));
EXPECT_TRUE(Character::isCJKIdeographOrSymbol(0x273F));
EXPECT_TRUE(Character::isCJKIdeographOrSymbol(0x2740));
EXPECT_TRUE(Character::isCJKIdeographOrSymbol(0x2756));
TestSpecificUChar32RangeIdeographSymbol(0x2776, 0x277F);
EXPECT_TRUE(Character::isCJKIdeographOrSymbol(0x2B1A));
TestSpecificUChar32RangeIdeographSymbol(0x2FF0, 0x302F);
EXPECT_TRUE(Character::isCJKIdeographOrSymbol(0x3031));
EXPECT_TRUE(Character::isCJKIdeographOrSymbol(0x312F));
EXPECT_FALSE(Character::isCJKIdeographOrSymbol(0x3130));
EXPECT_FALSE(Character::isCJKIdeographOrSymbol(0x318F));
EXPECT_TRUE(Character::isCJKIdeographOrSymbol(0x3190));
EXPECT_TRUE(Character::isCJKIdeographOrSymbol(0x319F));
EXPECT_TRUE(Character::isCJKIdeographOrSymbol(0x31BF));
EXPECT_FALSE(Character::isCJKIdeographOrSymbol(0x31FF));
EXPECT_TRUE(Character::isCJKIdeographOrSymbol(0x3200));
EXPECT_TRUE(Character::isCJKIdeographOrSymbol(0x3300));
EXPECT_TRUE(Character::isCJKIdeographOrSymbol(0x33FF));
TestSpecificUChar32RangeIdeographSymbol(0xF860, 0xF862);
TestSpecificUChar32RangeIdeographSymbol(0xFE30, 0xFE4F);
EXPECT_TRUE(Character::isCJKIdeographOrSymbol(0xFE10));
EXPECT_TRUE(Character::isCJKIdeographOrSymbol(0xFE11));
EXPECT_TRUE(Character::isCJKIdeographOrSymbol(0xFE12));
EXPECT_TRUE(Character::isCJKIdeographOrSymbol(0xFE19));
EXPECT_FALSE(Character::isCJKIdeographOrSymbol(0xFF0D));
EXPECT_FALSE(Character::isCJKIdeographOrSymbol(0xFF1B));
EXPECT_FALSE(Character::isCJKIdeographOrSymbol(0xFF1C));
EXPECT_FALSE(Character::isCJKIdeographOrSymbol(0xFF1E));
TestSpecificUChar32RangeIdeographSymbol(0xFF00, 0xFFEF);
EXPECT_TRUE(Character::isCJKIdeographOrSymbol(0x1F100));
TestSpecificUChar32RangeIdeographSymbol(0x1F110, 0x1F129);
TestSpecificUChar32RangeIdeographSymbol(0x1F130, 0x1F149);
TestSpecificUChar32RangeIdeographSymbol(0x1F150, 0x1F169);
TestSpecificUChar32RangeIdeographSymbol(0x1F170, 0x1F189);
TestSpecificUChar32RangeIdeographSymbol(0x1F200, 0x1F6FF);
}
} // namespace blink
Reference in New Issue View Git Blame Copy Permalink