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1 /*
2  * Copyright 2011 Google Inc. All Rights Reserved.
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 // Must include at the first line to avoid ICU / stdint conflict.
18 #include "sfntly/port/type.h"
19 
20 #include <stdio.h>
21 #include <unicode/ucnv.h>
22 #include <unicode/uchar.h>
23 
24 #include "gtest/gtest.h"
25 #include "test/test_utils.h"
26 
27 namespace sfntly {
28 
29 // Check if proper encoding is being performed
30 // Conversion is done from UTF16 to UTF8, SJIS
TestEncoding()31 bool TestEncoding() {
32   UConverter* conv = TestUtils::GetEncoder("utf8");
33   EXPECT_TRUE(conv != NULL);
34   // Ūnĭcōde̽
35   UChar from[8] = {0x016A, 0x006E, 0x012D, 0x0063, 0x014D, 0x0064, 0x0065,
36                    0x033D};
37   int32_t want[12] = {0xc5, 0xaa, 0x6e, 0xc4, 0xad, 0x63, 0xc5, 0x8d, 0x64,
38                       0x65, 0xcc, 0xbd};
39   int32_t i, j = 0;
40   for (i = 0; i < 7; ++i) {
41     int32_t encoded = TestUtils::EncodeOneChar(conv, (int16_t)from[i]);
42     for (; encoded; encoded <<= 8) {
43       uint8_t b = (encoded & 0xff000000) >> 24;
44       if (!b)
45         continue;
46       EXPECT_EQ(want[j], b);
47       if (want[j++] != b) {
48         ucnv_close(conv);
49         return false;
50       }
51     }
52   }
53   ucnv_close(conv);
54   return true;
55 }
56 
57 // Check if the proper extension is obtained
TestExtension()58 bool TestExtension() {
59   // usual file name
60   const char *result;
61   result = TestUtils::Extension("../data/ext/tuffy.ttf");
62   EXPECT_EQ(strcmp(result, ".ttf"), 0);
63 
64   // more than one 'extension'
65   result = TestUtils::Extension("tuffy.ttf.fake");
66   EXPECT_EQ(strcmp(result, ".fake"), 0);
67 
68   // no extension
69   result = TestUtils::Extension("tuffy");
70   EXPECT_STREQ(result, NULL);
71 
72   // bogus extension
73   result = TestUtils::Extension("tuffy.");
74   EXPECT_EQ(strcmp(result, "."), 0);
75 
76   return true;
77 }
78 
79 }  // namespace sfntly
80 
TEST(TestUtils,All)81 TEST(TestUtils, All) {
82   ASSERT_TRUE(sfntly::TestExtension());
83   ASSERT_TRUE(sfntly::TestEncoding());
84 }
85