From c2e754829628d1e9b7a16b3389cfdace76950fdf Mon Sep 17 00:00:00 2001
From: misterg <misterg@google.com>
Date: Tue, 19 Sep 2017 16:54:40 -0400
Subject: Initial Commit

---
 absl/strings/strip_test.cc | 119 +++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 119 insertions(+)
 create mode 100644 absl/strings/strip_test.cc

(limited to 'absl/strings/strip_test.cc')

diff --git a/absl/strings/strip_test.cc b/absl/strings/strip_test.cc
new file mode 100644
index 000000000000..3c9e726eedc1
--- /dev/null
+++ b/absl/strings/strip_test.cc
@@ -0,0 +1,119 @@
+// 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
+//
+//      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.
+
+// This file contains functions that remove a defined part from the std::string,
+// i.e., strip the std::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 {
+
+using testing::ElementsAre;
+using testing::IsEmpty;
+
+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("", ""), "");
+}
+
+}  // namespace
-- 
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