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-rw-r--r--test/ruby/test_string.rb18
1 files changed, 18 insertions, 0 deletions
diff --git a/test/ruby/test_string.rb b/test/ruby/test_string.rb
index 711d9ea1f9..277cdaf6ea 100644
--- a/test/ruby/test_string.rb
+++ b/test/ruby/test_string.rb
@@ -575,6 +575,24 @@ class TestString < Test::Unit::TestCase
assert_nil(a.sub!(S('X'), S('Y')))
end
+ def test_sub_hash
+ assert_equal('azc', 'abc'.sub(/b/, "b" => "z"))
+ assert_equal('ac', 'abc'.sub(/b/, {}))
+ assert_equal('a1c', 'abc'.sub(/b/, "b" => 1))
+ assert_equal('aBc', 'abc'.sub(/b/, Hash.new {|h, k| k.upcase }))
+ assert_equal('aBcabc', 'abcabc'.sub(/b/, Hash.new {|h, k| h[k] = k.upcase }))
+ assert_equal('aBcdef', 'abcdef'.sub(/de|b/, "b" => "B", "de" => "DE"))
+ end
+
+ def test_gsub_hash
+ assert_equal('azc', 'abc'.gsub(/b/, "b" => "z"))
+ assert_equal('ac', 'abc'.gsub(/b/, {}))
+ assert_equal('a1c', 'abc'.gsub(/b/, "b" => 1))
+ assert_equal('aBc', 'abc'.gsub(/b/, Hash.new {|h, k| k.upcase }))
+ assert_equal('aBcaBc', 'abcabc'.gsub(/b/, Hash.new {|h, k| h[k] = k.upcase }))
+ assert_equal('aBcDEf', 'abcdef'.gsub(/de|b/, "b" => "B", "de" => "DE"))
+ end
+
def test_hash
assert_equal(S("hello").hash, S("hello").hash)
assert(S("hello").hash != S("helLO").hash)