diff options
Diffstat (limited to 'test')
| -rw-r--r-- | test/prism/ruby/location_test.rb | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/test/prism/ruby/location_test.rb b/test/prism/ruby/location_test.rb index 3d3e7dd562..33f844243c 100644 --- a/test/prism/ruby/location_test.rb +++ b/test/prism/ruby/location_test.rb @@ -140,6 +140,52 @@ module Prism assert_equal 7, location.end_code_units_column(Encoding::UTF_32LE) end + def test_cached_code_units + result = Prism.parse("š + š\nš ||= š") + + utf8_cache = result.code_units_cache(Encoding::UTF_8) + utf16_cache = result.code_units_cache(Encoding::UTF_16LE) + utf32_cache = result.code_units_cache(Encoding::UTF_32LE) + + # first š + location = result.value.statements.body.first.receiver.location + + assert_equal 0, location.cached_start_code_units_offset(utf8_cache) + assert_equal 0, location.cached_start_code_units_offset(utf16_cache) + assert_equal 0, location.cached_start_code_units_offset(utf32_cache) + + assert_equal 1, location.cached_end_code_units_offset(utf8_cache) + assert_equal 2, location.cached_end_code_units_offset(utf16_cache) + assert_equal 1, location.cached_end_code_units_offset(utf32_cache) + + assert_equal 0, location.cached_start_code_units_column(utf8_cache) + assert_equal 0, location.cached_start_code_units_column(utf16_cache) + assert_equal 0, location.cached_start_code_units_column(utf32_cache) + + assert_equal 1, location.cached_end_code_units_column(utf8_cache) + assert_equal 2, location.cached_end_code_units_column(utf16_cache) + assert_equal 1, location.cached_end_code_units_column(utf32_cache) + + # second š + location = result.value.statements.body.first.arguments.arguments.first.location + + assert_equal 4, location.cached_start_code_units_offset(utf8_cache) + assert_equal 5, location.cached_start_code_units_offset(utf16_cache) + assert_equal 4, location.cached_start_code_units_offset(utf32_cache) + + assert_equal 5, location.cached_end_code_units_offset(utf8_cache) + assert_equal 7, location.cached_end_code_units_offset(utf16_cache) + assert_equal 5, location.cached_end_code_units_offset(utf32_cache) + + assert_equal 4, location.cached_start_code_units_column(utf8_cache) + assert_equal 5, location.cached_start_code_units_column(utf16_cache) + assert_equal 4, location.cached_start_code_units_column(utf32_cache) + + assert_equal 5, location.cached_end_code_units_column(utf8_cache) + assert_equal 7, location.cached_end_code_units_column(utf16_cache) + assert_equal 5, location.cached_end_code_units_column(utf32_cache) + end + def test_code_units_binary_valid_utf8 program = Prism.parse(<<~RUBY).value # -*- encoding: binary -*- |