TEST(unescapeJsonCommandLine, UnescapesBackslashCharacters) {
  std::vector<std::string> Backslash = unescapeJsonCommandLine("a\\\\\\\\");
  ASSERT_EQ(1ul, Backslash.size());
  EXPECT_EQ("a\\", Backslash[0]);
  std::vector<std::string> Quote = unescapeJsonCommandLine("a\\\\\\\"");
  ASSERT_EQ(1ul, Quote.size());
  EXPECT_EQ("a\"", Quote[0]);
}
TEST(unescapeJsonCommandLine, ParsesQuotedStringWithoutClosingQuote) {
  std::vector<std::string> Unclosed = unescapeJsonCommandLine("\\\"abc");
  ASSERT_EQ(1ul, Unclosed.size());
  EXPECT_EQ("abc", Unclosed[0]);

  std::vector<std::string> Empty = unescapeJsonCommandLine("\\\"");
  ASSERT_EQ(1ul, Empty.size());
  EXPECT_EQ("", Empty[0]);
}
TEST(unescapeJsonCommandLine, ParsesStringsWithoutSpacesIntoSingleArgument) {
  std::vector<std::string> QuotedNoSpaces = unescapeJsonCommandLine(
      "\\\"a\\\"\\\"b\\\"");
  ASSERT_EQ(1ul, QuotedNoSpaces.size());
  EXPECT_EQ("ab", QuotedNoSpaces[0]);

  std::vector<std::string> MixedNoSpaces = unescapeJsonCommandLine(
      "\\\"a\\\"bcd\\\"ef\\\"\\\"\\\"\\\"g\\\"");
  ASSERT_EQ(1ul, MixedNoSpaces.size());
  EXPECT_EQ("abcdefg", MixedNoSpaces[0]);
}
TEST(unescapeJsonCommandLine, AllowsMultipleQuotedArguments) {
  std::vector<std::string> Result = unescapeJsonCommandLine(
      "  \\\" a \\\"  \\\" b \\\"  ");
  ASSERT_EQ(2ul, Result.size());
  EXPECT_EQ(" a ", Result[0]);
  EXPECT_EQ(" b ", Result[1]);
}
TEST(unescapeJsonCommandLine, SplitsOnSpaces) {
  std::vector<std::string> Result = unescapeJsonCommandLine("a b c");
  ASSERT_EQ(3ul, Result.size());
  EXPECT_EQ("a", Result[0]);
  EXPECT_EQ("b", Result[1]);
  EXPECT_EQ("c", Result[2]);
}
TEST(unescapeJsonCommandLine, ParsesMultipleArgumentsWithEscapedCharacters) {
  std::vector<std::string> Result = unescapeJsonCommandLine(
      "  \\\\\\\"  \\\"a \\\\\\\" b \\\"     \\\"and\\\\\\\\c\\\"   \\\\\\\"");
  ASSERT_EQ(4ul, Result.size());
  EXPECT_EQ("\"", Result[0]);
  EXPECT_EQ("a \" b ", Result[1]);
  EXPECT_EQ("and\\c", Result[2]);
  EXPECT_EQ("\"", Result[3]);
}
TEST(unescapeJsonCommandLine, ParsesEscapedQuotesInQuotedStrings) {
  std::vector<std::string> Result = unescapeJsonCommandLine(
      "\\\"\\\\\\\"\\\"");
  ASSERT_EQ(1ul, Result.size());
  EXPECT_EQ("\"", Result[0]);
}
TEST(unescapeJsonCommandLine, AllowsEmptyArgumentsInQuotes) {
  std::vector<std::string> Result = unescapeJsonCommandLine(
      "\\\"\\\"\\\"\\\"");
  ASSERT_EQ(1ul, Result.size());
  EXPECT_TRUE(Result[0].empty()) << Result[0];
}
TEST(unescapeJsonCommandLine, DoesNotMungeSpacesBetweenQuotes) {
  std::vector<std::string> Result = unescapeJsonCommandLine("\\\"  a  b  \\\"");
  ASSERT_EQ(1ul, Result.size());
  EXPECT_EQ("  a  b  ", Result[0]);
}
TEST(unescapeJsonCommandLine, MungesMultipleSpaces) {
  std::vector<std::string> Result = unescapeJsonCommandLine("   a   b   ");
  ASSERT_EQ(2ul, Result.size());
  EXPECT_EQ("a", Result[0]);
  EXPECT_EQ("b", Result[1]);
}
TEST(unescapeJsonCommandLine, ReturnsEmptyArrayOnEmptyString) {
  std::vector<std::string> Result = unescapeJsonCommandLine("");
  EXPECT_TRUE(Result.empty());
}
TEST(unescapeJsonCommandLine, ParsesSingleQuotedString) {
  std::vector<std::string> Args = unescapeJsonCommandLine("a'\\\\b \\\"c\\\"'");
  ASSERT_EQ(1ul, Args.size());
  EXPECT_EQ("a\\b \"c\"", Args[0]);
}