Creation of LTS branch "lts_2019_08_08"

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GitOrigin-RevId: 9ee91d3e430fb33a4590486573792eb0fa146c2d
Change-Id: Ia06e548bc106cc9d136f6c65714be6645317aced

1 files changed, 33 insertions, 29 deletions

diff --git a/absl/strings/str_split_test.cc b/absl/strings/str_split_test.cc
index caa88277..02f27bc4 100644
--- a/absl/strings/str_split_test.cc
+++ b/absl/strings/str_split_test.cc
@@ -4,7 +4,7 @@
 // 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
+//      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,
@@ -40,8 +40,8 @@ using ::testing::UnorderedElementsAre;
 TEST(Split, TraitsTest) {
   static_assert(!absl::strings_internal::SplitterIsConvertibleTo<int>::value,
                 "");
-  static_assert(!absl::strings_internal::SplitterIsConvertibleTo<std::string>::value,
-                "");
+  static_assert(
+      !absl::strings_internal::SplitterIsConvertibleTo<std::string>::value, "");
   static_assert(absl::strings_internal::SplitterIsConvertibleTo<
                     std::vector<std::string>>::value,
                 "");
@@ -71,8 +71,8 @@ TEST(Split, TraitsTest) {
 // namespaces just like callers will need to use.
 TEST(Split, APIExamples) {
   {
-    // Passes std::string delimiter. Assumes the default of Literal.
-    std::vector<std::string> v = absl::StrSplit("a,b,c", ',');
+    // Passes std::string delimiter. Assumes the default of ByString.
+    std::vector<std::string> v = absl::StrSplit("a,b,c", ",");  // NOLINT
     EXPECT_THAT(v, ElementsAre("a", "b", "c"));
 
     // Equivalent to...
@@ -97,17 +97,6 @@ TEST(Split, APIExamples) {
   }
 
   {
-    // Same as above, but using std::string
-    std::vector<std::string> v = absl::StrSplit("a,b,c", ',');
-    EXPECT_THAT(v, ElementsAre("a", "b", "c"));
-
-    // Equivalent to...
-    using absl::ByChar;
-    v = absl::StrSplit("a,b,c", ByChar(','));
-    EXPECT_THAT(v, ElementsAre("a", "b", "c"));
-  }
-
-  {
     // Uses the Literal std::string "=>" as the delimiter.
     const std::vector<std::string> v = absl::StrSplit("a=>b=>c", "=>");
     EXPECT_THAT(v, ElementsAre("a", "b", "c"));
@@ -182,7 +171,8 @@ TEST(Split, APIExamples) {
   {
     // Uses the SkipWhitespace predicate.
     using absl::SkipWhitespace;
-    std::vector<std::string> v = absl::StrSplit(" a , ,,b,", ',', SkipWhitespace());
+    std::vector<std::string> v =
+        absl::StrSplit(" a , ,,b,", ',', SkipWhitespace());
     EXPECT_THAT(v, ElementsAre(" a ", "b"));
   }
 
@@ -215,7 +205,8 @@ TEST(Split, APIExamples) {
 
   {
     // Results stored in a std::multimap.
-    std::multimap<std::string, std::string> m = absl::StrSplit("a,1,b,2,a,3", ',');
+    std::multimap<std::string, std::string> m =
+        absl::StrSplit("a,1,b,2,a,3", ',');
     EXPECT_EQ(3, m.size());
     auto it = m.find("a");
     EXPECT_EQ("1", it->second);
@@ -271,7 +262,8 @@ TEST(SplitIterator, Basics) {
   EXPECT_EQ("a", *it);  // tests dereference
   ++it;                 // tests preincrement
   EXPECT_NE(it, end);
-  EXPECT_EQ("b", std::string(it->data(), it->size()));  // tests dereference as ptr
+  EXPECT_EQ("b",
+            std::string(it->data(), it->size()));  // tests dereference as ptr
   it++;                                            // tests postincrement
   EXPECT_EQ(it, end);
 }
@@ -295,7 +287,8 @@ TEST(SplitIterator, Predicate) {
   EXPECT_EQ("a", *it);  // tests dereference
   ++it;                 // tests preincrement -- "b" should be skipped here.
   EXPECT_NE(it, end);
-  EXPECT_EQ("c", std::string(it->data(), it->size()));  // tests dereference as ptr
+  EXPECT_EQ("c",
+            std::string(it->data(), it->size()));  // tests dereference as ptr
   it++;                                            // tests postincrement
   EXPECT_EQ(it, end);
 }
@@ -421,10 +414,13 @@ TEST(Splitter, ConversionOperator) {
   TestMapConversionOperator<std::map<std::string, std::string>>(splitter);
   TestMapConversionOperator<
       std::multimap<absl::string_view, absl::string_view>>(splitter);
-  TestMapConversionOperator<std::multimap<absl::string_view, std::string>>(splitter);
-  TestMapConversionOperator<std::multimap<std::string, absl::string_view>>(splitter);
+  TestMapConversionOperator<std::multimap<absl::string_view, std::string>>(
+      splitter);
+  TestMapConversionOperator<std::multimap<std::string, absl::string_view>>(
+      splitter);
   TestMapConversionOperator<std::multimap<std::string, std::string>>(splitter);
-  TestMapConversionOperator<std::unordered_map<std::string, std::string>>(splitter);
+  TestMapConversionOperator<std::unordered_map<std::string, std::string>>(
+      splitter);
 
   // Tests conversion to std::pair
 
@@ -568,10 +564,9 @@ TEST(Split, AcceptsCertainTemporaries) {
 }
 
 TEST(Split, Temporary) {
-  // Use a std::string longer than the small-std::string-optimization length, so that when
-  // the temporary is destroyed, if the splitter keeps a reference to the
-  // std::string's contents, it'll reference freed memory instead of just dead
-  // on-stack memory.
+  // Use a std::string longer than the SSO length, so that when the temporary is
+  // destroyed, if the splitter keeps a reference to the std::string's contents,
+  // it'll reference freed memory instead of just dead on-stack memory.
   const char input[] = "a,b,c,d,e,f,g,h,i,j,k,l,m,n,o,p,q,r,s,t,u";
   EXPECT_LT(sizeof(std::string), ABSL_ARRAYSIZE(input))
       << "Input should be larger than fits on the stack.";
@@ -647,6 +642,11 @@ TEST(Split, StringDelimiter) {
   }
 }
 
+#if !defined(__cpp_char8_t)
+#if defined(__clang__)
+#pragma clang diagnostic push
+#pragma clang diagnostic ignored "-Wc++2a-compat"
+#endif
 TEST(Split, UTF8) {
   // Tests splitting utf8 strings and utf8 delimiters.
   std::string utf8_string = u8"\u03BA\u1F79\u03C3\u03BC\u03B5";
@@ -673,6 +673,10 @@ TEST(Split, UTF8) {
     EXPECT_THAT(v, ElementsAre("Foo", u8"h\u00E4llo", u8"th\u4E1Ere"));
   }
 }
+#if defined(__clang__)
+#pragma clang diagnostic pop
+#endif
+#endif  // !defined(__cpp_char8_t)
 
 TEST(Split, EmptyStringDelimiter) {
   {
@@ -782,7 +786,7 @@ static bool IsFoundAt(absl::string_view text, Delimiter d, int expected_pos) {
 }
 
 //
-// Tests for Literal
+// Tests for ByString
 //
 
 // Tests using any delimiter that represents a single comma.
@@ -802,7 +806,7 @@ void TestComma(Delimiter d) {
   EXPECT_FALSE(IsFoundAt(";", d, -1));
 }
 
-TEST(Delimiter, Literal) {
+TEST(Delimiter, ByString) {
   using absl::ByString;
   TestComma(ByString(","));