JezK
Edit File: interpolation_compiler_test.rb
require 'test_helper' class InterpolationCompilerTest < Test::Unit::TestCase Compiler = I18n::Backend::InterpolationCompiler::Compiler def compile_and_interpolate(str, values = {}) Compiler.compile_if_an_interpolation(str).i18n_interpolate(values) end def assert_escapes_interpolation_key(expected, malicious_str) assert_equal(expected, Compiler.send(:escape_key_sym, malicious_str)) end def test_escape_key_properly_escapes assert_escapes_interpolation_key ':"\""', '"' assert_escapes_interpolation_key ':"\\\\"', '\\' assert_escapes_interpolation_key ':"\\\\\""', '\\"' assert_escapes_interpolation_key ':"\#{}"', '#{}' assert_escapes_interpolation_key ':"\\\\\#{}"', '\#{}' end def assert_escapes_plain_string(expected, plain_str) assert_equal expected, Compiler.send(:escape_plain_str, plain_str) end def test_escape_plain_string_properly_escapes assert_escapes_plain_string '\\"', '"' assert_escapes_plain_string '\'', '\'' assert_escapes_plain_string '\\#', '#' assert_escapes_plain_string '\\#{}', '#{}' assert_escapes_plain_string '\\\\\\"','\\"' end def test_non_interpolated_strings_or_arrays_dont_get_compiled ['abc', '\\{a}}', '{a}}', []].each do |obj| Compiler.compile_if_an_interpolation(obj) assert_equal false, obj.respond_to?(:i18n_interpolate) end end def test_interpolated_string_gets_compiled assert_equal '-A-', compile_and_interpolate('-%{a}-', :a => 'A') end def assert_handles_key(str, key) assert_equal 'A', compile_and_interpolate(str, key => 'A') end def test_compiles_fancy_keys assert_handles_key('%{\}', :'\\' ) assert_handles_key('%{#}', :'#' ) assert_handles_key('%{#{}', :'#{' ) assert_handles_key('%{#$SAFE}', :'#$SAFE') assert_handles_key('%{\000}', :'\000' ) assert_handles_key('%{\'}', :'\'' ) assert_handles_key('%{\'\'}', :'\'\'' ) assert_handles_key('%{a.b}', :'a.b' ) assert_handles_key('%{ }', :' ' ) assert_handles_key('%{:}', :':' ) assert_handles_key("%{:''}", :":''" ) assert_handles_key('%{:"}', :':"' ) end def test_str_containing_only_escaped_interpolation_is_handled_correctly assert_equal 'abc %{x}', compile_and_interpolate('abc %%{x}') end def test_handles_weird_strings assert_equal '#{} a', compile_and_interpolate('#{} %{a}', :a => 'a') assert_equal '"#{abc}"', compile_and_interpolate('"#{ab%{a}c}"', :a => '' ) assert_equal 'a}', compile_and_interpolate('%{{a}}', :'{a' => 'a') assert_equal '"', compile_and_interpolate('"%{a}', :a => '' ) assert_equal 'a%{a}', compile_and_interpolate('%{a}%%{a}', :a => 'a') assert_equal '%%{a}', compile_and_interpolate('%%%{a}') assert_equal '\";eval("a")', compile_and_interpolate('\";eval("%{a}")', :a => 'a') assert_equal '\";eval("a")', compile_and_interpolate('\";eval("a")%{a}', :a => '' ) assert_equal "\na", compile_and_interpolate("\n%{a}", :a => 'a') end end class I18nBackendInterpolationCompilerTest < Test::Unit::TestCase class Backend < I18n::Backend::Simple include I18n::Backend::InterpolationCompiler end include I18n::Tests::Interpolation def setup I18n.backend = Backend.new super end # pre-compile default strings to make sure we are testing I18n::Backend::InterpolationCompiler def interpolate(*args) options = args.last.kind_of?(Hash) ? args.last : {} if default_str = options[:default] I18n::Backend::InterpolationCompiler::Compiler.compile_if_an_interpolation(default_str) end super end end