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Diffstat (limited to 'third_party/abseil_cpp/absl/strings/strip_test.cc')
-rw-r--r-- | third_party/abseil_cpp/absl/strings/strip_test.cc | 198 |
1 files changed, 0 insertions, 198 deletions
diff --git a/third_party/abseil_cpp/absl/strings/strip_test.cc b/third_party/abseil_cpp/absl/strings/strip_test.cc deleted file mode 100644 index e4e00cb66ebc..000000000000 --- a/third_party/abseil_cpp/absl/strings/strip_test.cc +++ /dev/null @@ -1,198 +0,0 @@ -// Copyright 2017 The Abseil Authors. -// -// 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 -// -// https://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. - -// This file contains functions that remove a defined part from the string, -// i.e., strip the string. - -#include "absl/strings/strip.h" - -#include <cassert> -#include <cstdio> -#include <cstring> - -#include "gmock/gmock.h" -#include "gtest/gtest.h" -#include "absl/strings/string_view.h" - -namespace { - -TEST(Strip, ConsumePrefixOneChar) { - absl::string_view input("abc"); - EXPECT_TRUE(absl::ConsumePrefix(&input, "a")); - EXPECT_EQ(input, "bc"); - - EXPECT_FALSE(absl::ConsumePrefix(&input, "x")); - EXPECT_EQ(input, "bc"); - - EXPECT_TRUE(absl::ConsumePrefix(&input, "b")); - EXPECT_EQ(input, "c"); - - EXPECT_TRUE(absl::ConsumePrefix(&input, "c")); - EXPECT_EQ(input, ""); - - EXPECT_FALSE(absl::ConsumePrefix(&input, "a")); - EXPECT_EQ(input, ""); -} - -TEST(Strip, ConsumePrefix) { - absl::string_view input("abcdef"); - EXPECT_FALSE(absl::ConsumePrefix(&input, "abcdefg")); - EXPECT_EQ(input, "abcdef"); - - EXPECT_FALSE(absl::ConsumePrefix(&input, "abce")); - EXPECT_EQ(input, "abcdef"); - - EXPECT_TRUE(absl::ConsumePrefix(&input, "")); - EXPECT_EQ(input, "abcdef"); - - EXPECT_FALSE(absl::ConsumePrefix(&input, "abcdeg")); - EXPECT_EQ(input, "abcdef"); - - EXPECT_TRUE(absl::ConsumePrefix(&input, "abcdef")); - EXPECT_EQ(input, ""); - - input = "abcdef"; - EXPECT_TRUE(absl::ConsumePrefix(&input, "abcde")); - EXPECT_EQ(input, "f"); -} - -TEST(Strip, ConsumeSuffix) { - absl::string_view input("abcdef"); - EXPECT_FALSE(absl::ConsumeSuffix(&input, "abcdefg")); - EXPECT_EQ(input, "abcdef"); - - EXPECT_TRUE(absl::ConsumeSuffix(&input, "")); - EXPECT_EQ(input, "abcdef"); - - EXPECT_TRUE(absl::ConsumeSuffix(&input, "def")); - EXPECT_EQ(input, "abc"); - - input = "abcdef"; - EXPECT_FALSE(absl::ConsumeSuffix(&input, "abcdeg")); - EXPECT_EQ(input, "abcdef"); - - EXPECT_TRUE(absl::ConsumeSuffix(&input, "f")); - EXPECT_EQ(input, "abcde"); - - EXPECT_TRUE(absl::ConsumeSuffix(&input, "abcde")); - EXPECT_EQ(input, ""); -} - -TEST(Strip, StripPrefix) { - const absl::string_view null_str; - - EXPECT_EQ(absl::StripPrefix("foobar", "foo"), "bar"); - EXPECT_EQ(absl::StripPrefix("foobar", ""), "foobar"); - EXPECT_EQ(absl::StripPrefix("foobar", null_str), "foobar"); - EXPECT_EQ(absl::StripPrefix("foobar", "foobar"), ""); - EXPECT_EQ(absl::StripPrefix("foobar", "bar"), "foobar"); - EXPECT_EQ(absl::StripPrefix("foobar", "foobarr"), "foobar"); - EXPECT_EQ(absl::StripPrefix("", ""), ""); -} - -TEST(Strip, StripSuffix) { - const absl::string_view null_str; - - EXPECT_EQ(absl::StripSuffix("foobar", "bar"), "foo"); - EXPECT_EQ(absl::StripSuffix("foobar", ""), "foobar"); - EXPECT_EQ(absl::StripSuffix("foobar", null_str), "foobar"); - EXPECT_EQ(absl::StripSuffix("foobar", "foobar"), ""); - EXPECT_EQ(absl::StripSuffix("foobar", "foo"), "foobar"); - EXPECT_EQ(absl::StripSuffix("foobar", "ffoobar"), "foobar"); - EXPECT_EQ(absl::StripSuffix("", ""), ""); -} - -TEST(Strip, RemoveExtraAsciiWhitespace) { - const char* inputs[] = { - "No extra space", - " Leading whitespace", - "Trailing whitespace ", - " Leading and trailing ", - " Whitespace \t in\v middle ", - "'Eeeeep! \n Newlines!\n", - "nospaces", - }; - const char* outputs[] = { - "No extra space", - "Leading whitespace", - "Trailing whitespace", - "Leading and trailing", - "Whitespace in middle", - "'Eeeeep! Newlines!", - "nospaces", - }; - int NUM_TESTS = 7; - - for (int i = 0; i < NUM_TESTS; i++) { - std::string s(inputs[i]); - absl::RemoveExtraAsciiWhitespace(&s); - EXPECT_STREQ(outputs[i], s.c_str()); - } - - // Test that absl::RemoveExtraAsciiWhitespace returns immediately for empty - // strings (It was adding the \0 character to the C++ std::string, which broke - // tests involving empty()) - std::string zero_string = ""; - assert(zero_string.empty()); - absl::RemoveExtraAsciiWhitespace(&zero_string); - EXPECT_EQ(zero_string.size(), 0); - EXPECT_TRUE(zero_string.empty()); -} - -TEST(Strip, StripTrailingAsciiWhitespace) { - std::string test = "foo "; - absl::StripTrailingAsciiWhitespace(&test); - EXPECT_EQ(test, "foo"); - - test = " "; - absl::StripTrailingAsciiWhitespace(&test); - EXPECT_EQ(test, ""); - - test = ""; - absl::StripTrailingAsciiWhitespace(&test); - EXPECT_EQ(test, ""); - - test = " abc\t"; - absl::StripTrailingAsciiWhitespace(&test); - EXPECT_EQ(test, " abc"); -} - -TEST(String, StripLeadingAsciiWhitespace) { - absl::string_view orig = "\t \n\f\r\n\vfoo"; - EXPECT_EQ("foo", absl::StripLeadingAsciiWhitespace(orig)); - orig = "\t \n\f\r\v\n\t \n\f\r\v\n"; - EXPECT_EQ(absl::string_view(), absl::StripLeadingAsciiWhitespace(orig)); -} - -TEST(Strip, StripAsciiWhitespace) { - std::string test2 = "\t \f\r\n\vfoo \t\f\r\v\n"; - absl::StripAsciiWhitespace(&test2); - EXPECT_EQ(test2, "foo"); - std::string test3 = "bar"; - absl::StripAsciiWhitespace(&test3); - EXPECT_EQ(test3, "bar"); - std::string test4 = "\t \f\r\n\vfoo"; - absl::StripAsciiWhitespace(&test4); - EXPECT_EQ(test4, "foo"); - std::string test5 = "foo \t\f\r\v\n"; - absl::StripAsciiWhitespace(&test5); - EXPECT_EQ(test5, "foo"); - absl::string_view test6("\t \f\r\n\vfoo \t\f\r\v\n"); - test6 = absl::StripAsciiWhitespace(test6); - EXPECT_EQ(test6, "foo"); - test6 = absl::StripAsciiWhitespace(test6); - EXPECT_EQ(test6, "foo"); // already stripped -} - -} // namespace |