1
2 /*
3 * Copyright 2011 Google Inc.
4 *
5 * Use of this source code is governed by a BSD-style license that can be
6 * found in the LICENSE file.
7 */
8 #include "Test.h"
9 #include "SkUtils.h"
10
11 // Unicode Variation Selector ranges: inclusive
12 #define UVS_MIN0 0x180B
13 #define UVS_MAX0 0x180D
14 #define UVS_MIN1 0xFE00
15 #define UVS_MAX1 0xFE0F
16 #define UVS_MIN2 0xE0100
17 #define UVS_MAX2 0xE01EF
18
isUVS(SkUnichar uni)19 static bool isUVS(SkUnichar uni) {
20 return (uni >= UVS_MIN0 && uni <= UVS_MAX0) ||
21 (uni >= UVS_MIN1 && uni <= UVS_MAX1) ||
22 (uni >= UVS_MIN2 && uni <= UVS_MAX2);
23 }
24
test_uvs(skiatest::Reporter * reporter)25 static void test_uvs(skiatest::Reporter* reporter) {
26 // [min, max], [min, max] ... inclusive
27 static const SkUnichar gRanges[] = {
28 UVS_MIN0, UVS_MAX0, UVS_MIN1, UVS_MAX1, UVS_MIN2, UVS_MAX2
29 };
30
31 for (size_t i = 0; i < SK_ARRAY_COUNT(gRanges); i += 2) {
32 for (SkUnichar uni = gRanges[i] - 8; uni <= gRanges[i+1] + 8; ++uni) {
33 bool uvs0 = isUVS(uni);
34 bool uvs1 = SkUnichar_IsVariationSelector(uni);
35 REPORTER_ASSERT(reporter, uvs0 == uvs1);
36 }
37 }
38 }
39
TestUnicode(skiatest::Reporter * reporter)40 static void TestUnicode(skiatest::Reporter* reporter) {
41 test_uvs(reporter);
42 }
43
44 #include "TestClassDef.h"
45 DEFINE_TESTCLASS("Unicode", TestUnicodeClass, TestUnicode)
46