Andrew Top | 193dc3d | 2019-01-23 09:57:23 -0800 | [diff] [blame] | 1 | // Copyright 2017 The Cobalt Authors. All Rights Reserved. |
| 2 | // |
| 3 | // Licensed under the Apache License, Version 2.0 (the "License"); |
| 4 | // you may not use this file except in compliance with the License. |
| 5 | // You may obtain a copy of the License at |
| 6 | // |
| 7 | // http://www.apache.org/licenses/LICENSE-2.0 |
| 8 | // |
| 9 | // Unless required by applicable law or agreed to in writing, software |
| 10 | // distributed under the License is distributed on an "AS IS" BASIS, |
| 11 | // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 12 | // See the License for the specific language governing permissions and |
| 13 | // limitations under the License. |
| 14 | |
| 15 | #include <string> |
| 16 | |
| 17 | #include "starboard/android/shared/jni_env_ext.h" |
| 18 | #include "starboard/configuration.h" |
| 19 | |
| 20 | #include "testing/gtest/include/gtest/gtest.h" |
| 21 | |
| 22 | namespace starboard { |
| 23 | namespace android { |
| 24 | namespace shared { |
| 25 | namespace { |
| 26 | |
| 27 | // UTF-16, UTF-8, and Modified UTF-8 test strings, all "𐆖€£$" |
| 28 | // 𐆖 U+10196 -> U16: D800 DD96 U8: F0 90 86 96 MU8: ED A0 80 ED B6 96 |
| 29 | // € U+020AC -> U16: 20AC U8: E2 82 AC MU8: E2 82 AC |
| 30 | // £ U+000A3 -> U16: 00A3 U8: C2 A3 MU8: C2 A3 |
| 31 | // $ U+00024 -> U16: 0024 U8: 24 MU8: 24 |
| 32 | const char16_t kU16[] = u"\U00010196\u20AC\u00A3\u0024"; |
| 33 | const char kU8[] = "\xF0\x90\x86\x96\xE2\x82\xAC\xC2\xA3\x24"; |
| 34 | const char kMU8[] = "\xED\xA0\x80\xED\xB6\x96\xE2\x82\xAC\xC2\xA3\x24"; |
| 35 | |
| 36 | // Subtract one from the array size to not count the null terminator. |
| 37 | const int kU16Length = SB_ARRAY_SIZE(kU16) - 1; |
| 38 | const int kU8Length = SB_ARRAY_SIZE(kU8) - 1; |
| 39 | const int kMU8Length = SB_ARRAY_SIZE(kMU8) - 1; |
| 40 | |
| 41 | // Note: there is no test for getting the string back as modified UTF-8 since |
| 42 | // on some Android devices GetStringUTFChars() may return standard UTF-8. |
| 43 | // (e.g. Nexus Player returns modified UTF-8, but Shield returns standard UTF-8) |
| 44 | // see: https://github.com/android-ndk/ndk/issues/283 |
| 45 | |
| 46 | TEST(JniEnvExtTest, NewStringStandardUTF) { |
| 47 | JniEnvExt* env = JniEnvExt::Get(); |
| 48 | jstring j_str = env->NewStringStandardUTFOrAbort(kU8); |
| 49 | |
| 50 | EXPECT_EQ(kU16Length, env->GetStringLength(j_str)); |
| 51 | const jchar* u16_chars = env->GetStringChars(j_str, NULL); |
| 52 | std::u16string u16_string( |
| 53 | reinterpret_cast<const char16_t*>(u16_chars), kU16Length); |
| 54 | EXPECT_EQ(std::u16string(kU16), u16_string); |
| 55 | env->ReleaseStringChars(j_str, u16_chars); |
| 56 | } |
| 57 | |
| 58 | TEST(JniEnvExtTest, NewStringModifiedUTF) { |
| 59 | JniEnvExt* env = JniEnvExt::Get(); |
| 60 | jstring j_str = env->NewStringUTF(kMU8); |
| 61 | |
| 62 | EXPECT_EQ(kU16Length, env->GetStringLength(j_str)); |
| 63 | const jchar* u16_chars = env->GetStringChars(j_str, NULL); |
| 64 | std::u16string u16_string( |
| 65 | reinterpret_cast<const char16_t*>(u16_chars), kU16Length); |
| 66 | EXPECT_EQ(std::u16string(kU16), u16_string); |
| 67 | env->ReleaseStringChars(j_str, u16_chars); |
| 68 | } |
| 69 | |
| 70 | TEST(JniEnvExtTest, EmptyNewStringStandardUTF) { |
| 71 | JniEnvExt* env = JniEnvExt::Get(); |
| 72 | jstring j_str = env->NewStringStandardUTFOrAbort(""); |
| 73 | |
| 74 | EXPECT_EQ(0, env->GetStringLength(j_str)); |
| 75 | } |
| 76 | |
| 77 | TEST(JniEnvExtTest, GetStringStandardUTF) { |
| 78 | JniEnvExt* env = JniEnvExt::Get(); |
| 79 | jstring j_str = |
| 80 | env->NewString(reinterpret_cast<const jchar*>(kU16), kU16Length); |
| 81 | |
| 82 | std::string str = env->GetStringStandardUTFOrAbort(j_str); |
| 83 | EXPECT_EQ(kU8Length, str.length()); |
| 84 | EXPECT_EQ(std::string(kU8), str); |
| 85 | env->DeleteLocalRef(j_str); |
| 86 | } |
| 87 | |
| 88 | TEST(JniEnvExtTest, EmptyGetStringStandardUTF) { |
| 89 | JniEnvExt* env = JniEnvExt::Get(); |
| 90 | jchar empty[] = {}; |
| 91 | jstring j_str = env->NewString(empty, 0); |
| 92 | |
| 93 | std::string str = env->GetStringStandardUTFOrAbort(j_str); |
| 94 | EXPECT_EQ(0, str.length()); |
| 95 | EXPECT_EQ(std::string(), str); |
| 96 | env->DeleteLocalRef(j_str); |
| 97 | } |
| 98 | |
| 99 | } // namespace |
| 100 | } // namespace shared |
| 101 | } // namespace android |
| 102 | } // namespace starboard |