| /* |
| * Copyright (C) 2018 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| #include "gmock/gmock.h" |
| #include "gtest/gtest.h" |
| |
| #include "utils/strings/stringpiece.h" |
| |
| namespace libtextclassifier3 { |
| namespace { |
| |
| TEST(StringPieceTest, EndsWith) { |
| EXPECT_TRUE(EndsWith("hello there!", "there!")); |
| EXPECT_TRUE(EndsWith("hello there!", "!")); |
| EXPECT_FALSE(EndsWith("hello there!", "there")); |
| EXPECT_FALSE(EndsWith("hello there!", " hello there!")); |
| EXPECT_TRUE(EndsWith("hello there!", "")); |
| EXPECT_FALSE(EndsWith("", "hello there!")); |
| } |
| |
| TEST(StringPieceTest, StartsWith) { |
| EXPECT_TRUE(StartsWith("hello there!", "hello")); |
| EXPECT_TRUE(StartsWith("hello there!", "hello ")); |
| EXPECT_FALSE(StartsWith("hello there!", "there!")); |
| EXPECT_FALSE(StartsWith("hello there!", " hello there! ")); |
| EXPECT_TRUE(StartsWith("hello there!", "")); |
| EXPECT_FALSE(StartsWith("", "hello there!")); |
| } |
| |
| TEST(StringPieceTest, ConsumePrefix) { |
| StringPiece str("hello there!"); |
| EXPECT_TRUE(ConsumePrefix(&str, "hello ")); |
| EXPECT_EQ(str.ToString(), "there!"); |
| EXPECT_TRUE(ConsumePrefix(&str, "there")); |
| EXPECT_EQ(str.ToString(), "!"); |
| EXPECT_FALSE(ConsumePrefix(&str, "!!")); |
| EXPECT_TRUE(ConsumePrefix(&str, "")); |
| EXPECT_TRUE(ConsumePrefix(&str, "!")); |
| EXPECT_EQ(str.ToString(), ""); |
| EXPECT_TRUE(ConsumePrefix(&str, "")); |
| EXPECT_FALSE(ConsumePrefix(&str, "!")); |
| } |
| |
| } // namespace |
| } // namespace libtextclassifier3 |