// Basic raw string
assert_equal("hello", R"(hello)")

// Raw string with no interpolation
assert_equal("\${5+5}", R"(${5+5})")

// Raw string preserves backslashes
assert_equal("hello\\nworld", R"(hello\nworld)")

// Raw string with custom delimiter
assert_equal("hello)world", R"foo(hello)world)foo")

// Raw string with quotes inside
assert_equal("he said \"hi\"", R"(he said "hi")")

// Raw string with dollar signs
assert_equal("cost is \$100", R"(cost is $100)")

// Empty raw string
assert_equal("", R"()")

// Raw string with backslash-dollar
assert_equal("\\\${foo}", R"(\${foo})")