1 files changed, 181 insertions, 0 deletions
diff --git a/Firestore/third_party/abseil-cpp/absl/strings/strip_test.cc b/Firestore/third_party/abseil-cpp/absl/strings/strip_test.cc
new file mode 100644
index 0000000..ff0e7f1
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+++ b/Firestore/third_party/abseil-cpp/absl/strings/strip_test.cc
@@ -0,0 +1,181 @@
+// 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("", ""), "");
+}
+
+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));
+}
+
+}  // namespace