diff options
Diffstat (limited to 'activesupport/test/core_ext/string_ext_test.rb')
-rw-r--r-- | activesupport/test/core_ext/string_ext_test.rb | 68 |
1 files changed, 67 insertions, 1 deletions
diff --git a/activesupport/test/core_ext/string_ext_test.rb b/activesupport/test/core_ext/string_ext_test.rb index 472190277e..ccaa5dc786 100644 --- a/activesupport/test/core_ext/string_ext_test.rb +++ b/activesupport/test/core_ext/string_ext_test.rb @@ -9,9 +9,9 @@ require "constantize_test_cases" require "active_support/inflector" require "active_support/core_ext/string" require "active_support/time" -require "active_support/core_ext/string/strip" require "active_support/core_ext/string/output_safety" require "active_support/core_ext/string/indent" +require "active_support/core_ext/string/strip" require "time_zone_test_helpers" require "yaml" @@ -24,6 +24,10 @@ class StringInflectionsTest < ActiveSupport::TestCase assert_equal "", "".strip_heredoc end + def test_strip_heredoc_on_a_frozen_string + assert "".freeze.strip_heredoc.frozen? + end + def test_strip_heredoc_on_a_string_with_no_lines assert_equal "x", "x".strip_heredoc assert_equal "x", " x".strip_heredoc @@ -281,6 +285,68 @@ class StringInflectionsTest < ActiveSupport::TestCase assert_equal "Hello Big[...]", "Hello Big World!".truncate(15, omission: "[...]", separator: /\s/) end + def test_truncate_bytes + assert_equal "👍👍👍👍", "👍👍👍👍".truncate_bytes(16) + assert_equal "👍👍👍👍", "👍👍👍👍".truncate_bytes(16, omission: nil) + assert_equal "👍👍👍👍", "👍👍👍👍".truncate_bytes(16, omission: " ") + assert_equal "👍👍👍👍", "👍👍👍👍".truncate_bytes(16, omission: "🖖") + + assert_equal "👍👍👍…", "👍👍👍👍".truncate_bytes(15) + assert_equal "👍👍👍", "👍👍👍👍".truncate_bytes(15, omission: nil) + assert_equal "👍👍👍 ", "👍👍👍👍".truncate_bytes(15, omission: " ") + assert_equal "👍👍🖖", "👍👍👍👍".truncate_bytes(15, omission: "🖖") + + assert_equal "…", "👍👍👍👍".truncate_bytes(5) + assert_equal "👍", "👍👍👍👍".truncate_bytes(5, omission: nil) + assert_equal "👍 ", "👍👍👍👍".truncate_bytes(5, omission: " ") + assert_equal "🖖", "👍👍👍👍".truncate_bytes(5, omission: "🖖") + + assert_equal "…", "👍👍👍👍".truncate_bytes(4) + assert_equal "👍", "👍👍👍👍".truncate_bytes(4, omission: nil) + assert_equal " ", "👍👍👍👍".truncate_bytes(4, omission: " ") + assert_equal "🖖", "👍👍👍👍".truncate_bytes(4, omission: "🖖") + + assert_raise ArgumentError do + "👍👍👍👍".truncate_bytes(3, omission: "🖖") + end + end + + def test_truncate_bytes_preserves_codepoints + assert_equal "👍👍👍👍", "👍👍👍👍".truncate_bytes(16) + assert_equal "👍👍👍👍", "👍👍👍👍".truncate_bytes(16, omission: nil) + assert_equal "👍👍👍👍", "👍👍👍👍".truncate_bytes(16, omission: " ") + assert_equal "👍👍👍👍", "👍👍👍👍".truncate_bytes(16, omission: "🖖") + + assert_equal "👍👍👍…", "👍👍👍👍".truncate_bytes(15) + assert_equal "👍👍👍", "👍👍👍👍".truncate_bytes(15, omission: nil) + assert_equal "👍👍👍 ", "👍👍👍👍".truncate_bytes(15, omission: " ") + assert_equal "👍👍🖖", "👍👍👍👍".truncate_bytes(15, omission: "🖖") + + assert_equal "…", "👍👍👍👍".truncate_bytes(5) + assert_equal "👍", "👍👍👍👍".truncate_bytes(5, omission: nil) + assert_equal "👍 ", "👍👍👍👍".truncate_bytes(5, omission: " ") + assert_equal "🖖", "👍👍👍👍".truncate_bytes(5, omission: "🖖") + + assert_equal "…", "👍👍👍👍".truncate_bytes(4) + assert_equal "👍", "👍👍👍👍".truncate_bytes(4, omission: nil) + assert_equal " ", "👍👍👍👍".truncate_bytes(4, omission: " ") + assert_equal "🖖", "👍👍👍👍".truncate_bytes(4, omission: "🖖") + + assert_raise ArgumentError do + "👍👍👍👍".truncate_bytes(3, omission: "🖖") + end + end + + def test_truncates_bytes_preserves_grapheme_clusters + assert_equal "a ", "a ❤️ b".truncate_bytes(2, omission: nil) + assert_equal "a ", "a ❤️ b".truncate_bytes(3, omission: nil) + assert_equal "a ", "a ❤️ b".truncate_bytes(7, omission: nil) + assert_equal "a ❤️", "a ❤️ b".truncate_bytes(8, omission: nil) + + assert_equal "a ", "a 👩❤️👩".truncate_bytes(13, omission: nil) + assert_equal "", "👩❤️👩".truncate_bytes(13, omission: nil) + end + def test_truncate_words assert_equal "Hello Big World!", "Hello Big World!".truncate_words(3) assert_equal "Hello Big...", "Hello Big World!".truncate_words(2) |