Export of internal Abseil changes.

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714347c156cfe01575c1830a92bc6dea3030065b by Emma Christie <emmachristie@google.com>:

Release absl::EqualsIgnoreCase

PiperOrigin-RevId: 216243900

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688106e2b9d2924799d597682690851cfba87818 by Abseil Team <absl-team@google.com>:

Import of CCTZ from GitHub.

PiperOrigin-RevId: 216208373

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53638e4da238b230af0e56dc31b9fb790e708f36 by Emma Christie <emmachristie@google.com>:

Update StartsWithIgnoreCase(), EndsWithIgnoreCase(), and EqualsIgnoreCase() headers to say that these functions only consider ASCII case inputs.

PiperOrigin-RevId: 215930962
GitOrigin-RevId: 714347c156cfe01575c1830a92bc6dea3030065b
Change-Id: I7fb3506234185b1a961e0110c1f8302ffe7228fa

1 files changed, 11 insertions, 0 deletions

diff --git a/absl/strings/match_test.cc b/absl/strings/match_test.cc
index d194f0e689bf..c21e00bf807c 100644
--- a/absl/strings/match_test.cc
+++ b/absl/strings/match_test.cc
@@ -80,6 +80,17 @@ TEST(MatchTest, ContainsNull) {
   EXPECT_FALSE(absl::StrContains(cs, sv2));
 }
 
+TEST(MatchTest, EqualsIgnoreCase) {
+  std::string text = "the";
+  absl::string_view data(text);
+
+  EXPECT_TRUE(absl::EqualsIgnoreCase(data, "The"));
+  EXPECT_TRUE(absl::EqualsIgnoreCase(data, "THE"));
+  EXPECT_TRUE(absl::EqualsIgnoreCase(data, "the"));
+  EXPECT_FALSE(absl::EqualsIgnoreCase(data, "Quick"));
+  EXPECT_FALSE(absl::EqualsIgnoreCase(data, "then"));
+}
+
 TEST(MatchTest, StartsWithIgnoreCase) {
   EXPECT_TRUE(absl::StartsWithIgnoreCase("foo", "foo"));
   EXPECT_TRUE(absl::StartsWithIgnoreCase("foo", "Fo"));