1/*
2 * Copyright 2017, The Android Open Source Project
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#include "word_stream.h"
18
19#include "gtest/gtest.h"
20
21#include <vector>
22
23namespace android {
24namespace spirit {
25
26TEST(WordStreamTest, testStringOutput1) {
27  std::unique_ptr<OutputWordStream> OS(OutputWordStream::Create());
28  *OS << "ABCDEFG";
29  auto words = OS->getWords();
30  const std::vector<uint8_t> bytes((uint8_t *)words.data(),
31                                   (uint8_t *)(words.data() + words.size()));
32  const std::vector<uint8_t> bytesExpected = {0x41, 0x42, 0x43, 0x44,
33                                              0x45, 0x46, 0x47, 0x00};
34  EXPECT_EQ(bytesExpected, bytes);
35}
36
37TEST(WordStreamTest, testStringOutput2) {
38  std::unique_ptr<OutputWordStream> OS(OutputWordStream::Create());
39  *OS << "GLSL.std.450";
40  auto words = OS->getWords();
41  const std::vector<uint8_t> bytes((uint8_t *)words.data(),
42                                   (uint8_t *)(words.data() + words.size()));
43  const std::vector<uint8_t> bytesExpected = {
44      0x47, 0x4c, 0x53, 0x4c, 0x2e, 0x73, 0x74, 0x64,
45      0x2e, 0x34, 0x35, 0x30, 0x00, 0x00, 0x00, 0x00};
46  EXPECT_EQ(bytesExpected, bytes);
47}
48
49TEST(WordStreamTest, testStringInput1) {
50  uint8_t bytes[] = {0x41, 0x42, 0x43, 0x44, 0x45, 0x46, 0x47, 0x00};
51  std::vector<uint32_t> words((uint32_t *)bytes,
52                              (uint32_t *)(bytes + sizeof(bytes)));
53  std::unique_ptr<InputWordStream> IS(InputWordStream::Create(words));
54  std::string s;
55  *IS >> &s;
56  EXPECT_STREQ("ABCDEFG", s.c_str());
57}
58
59TEST(WordStreamTest, testStringInput2) {
60  uint8_t bytes[] = {0x47, 0x4c, 0x53, 0x4c, 0x2e, 0x73, 0x74, 0x64,
61                     0x2e, 0x34, 0x35, 0x30, 0x00, 0x00, 0x00, 0x00};
62  std::vector<uint32_t> words((uint32_t *)bytes,
63                              (uint32_t *)(bytes + sizeof(bytes)));
64  std::unique_ptr<InputWordStream> IS(InputWordStream::Create(words));
65  std::string s;
66  *IS >> &s;
67  EXPECT_STREQ("GLSL.std.450", s.c_str());
68}
69
70} // namespace spirit
71} // namespace android
72