base: Finish moving the SplitString functions from string_util.h to string_split.h

base/string_split_unittest.cc

 // Copyright (c) 2010 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "base/string_split.h"
 #include "testing/gmock/include/gmock/gmock.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 using ::testing::ElementsAre;
 
@@ skipping 121 matching lines @@
   EXPECT_EQ("value2", kv_pairs[1].second);
 }
 
 TEST(SplitStringUsingSubstrTest, EmptyString) {
   std::vector<std::string> results;
   SplitStringUsingSubstr("", "DELIMITER", &results);
   ASSERT_EQ(1u, results.size());
   EXPECT_THAT(results, ElementsAre(""));
 }
 
+// Test for SplitString
+TEST(StringUtilTest, SplitString) {
+  std::vector<std::wstring> r;
+
+  SplitString(L"", L',', &r);
+  ASSERT_EQ(1U, r.size());
+  EXPECT_EQ(r[0], L"");
+  r.clear();
+
+  SplitString(L"a,b,c", L',', &r);
+  ASSERT_EQ(3U, r.size());
+  EXPECT_EQ(r[0], L"a");
+  EXPECT_EQ(r[1], L"b");
+  EXPECT_EQ(r[2], L"c");
+  r.clear();
+
+  SplitString(L"a, b, c", L',', &r);
+  ASSERT_EQ(3U, r.size());
+  EXPECT_EQ(r[0], L"a");
+  EXPECT_EQ(r[1], L"b");
+  EXPECT_EQ(r[2], L"c");
+  r.clear();
+
+  SplitString(L"a,,c", L',', &r);
+  ASSERT_EQ(3U, r.size());
+  EXPECT_EQ(r[0], L"a");
+  EXPECT_EQ(r[1], L"");
+  EXPECT_EQ(r[2], L"c");
+  r.clear();
+
+  SplitString(L"", L'*', &r);
+  ASSERT_EQ(1U, r.size());
+  EXPECT_EQ(r[0], L"");
+  r.clear();
+
+  SplitString(L"foo", L'*', &r);
+  ASSERT_EQ(1U, r.size());
+  EXPECT_EQ(r[0], L"foo");
+  r.clear();
+
+  SplitString(L"foo ,", L',', &r);
+  ASSERT_EQ(2U, r.size());
+  EXPECT_EQ(r[0], L"foo");
+  EXPECT_EQ(r[1], L"");
+  r.clear();
+
+  SplitString(L",", L',', &r);
+  ASSERT_EQ(2U, r.size());
+  EXPECT_EQ(r[0], L"");
+  EXPECT_EQ(r[1], L"");
+  r.clear();
+
+  SplitString(L"\t\ta\t", L'\t', &r);
+  ASSERT_EQ(4U, r.size());
+  EXPECT_EQ(r[0], L"");
+  EXPECT_EQ(r[1], L"");
+  EXPECT_EQ(r[2], L"a");
+  EXPECT_EQ(r[3], L"");
+  r.clear();
+
+  SplitString(L"\ta\t\nb\tcc", L'\n', &r);
+  ASSERT_EQ(2U, r.size());
+  EXPECT_EQ(r[0], L"a");
+  EXPECT_EQ(r[1], L"b\tcc");
+  r.clear();
+}
+
 TEST(SplitStringUsingSubstrTest, StringWithNoDelimiter) {
   std::vector<std::string> results;
   SplitStringUsingSubstr("alongwordwithnodelimiter", "DELIMITER", &results);
   ASSERT_EQ(1u, results.size());
   EXPECT_THAT(results, ElementsAre("alongwordwithnodelimiter"));
 }
 
 TEST(SplitStringUsingSubstrTest, LeadingDelimitersSkipped) {
   std::vector<std::string> results;
   SplitStringUsingSubstr(
@@ skipping 37 matching lines @@
   r.clear();
 
   SplitStringDontTrim(L"\ta\t\nb\tcc", L'\n', &r);
   ASSERT_EQ(2U, r.size());
   EXPECT_EQ(r[0], L"\ta\t");
   EXPECT_EQ(r[1], L"b\tcc");
   r.clear();
 }
 
 }  // namespace base