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Diffstat (limited to 'spec/rubyspec/shared/string/times.rb')
-rw-r--r-- | spec/rubyspec/shared/string/times.rb | 64 |
1 files changed, 64 insertions, 0 deletions
diff --git a/spec/rubyspec/shared/string/times.rb b/spec/rubyspec/shared/string/times.rb new file mode 100644 index 0000000000..c44a76c9b7 --- /dev/null +++ b/spec/rubyspec/shared/string/times.rb @@ -0,0 +1,64 @@ +describe :string_times, shared: true do + class MyString < String; end + + it "returns a new string containing count copies of self" do + @object.call("cool", 0).should == "" + @object.call("cool", 1).should == "cool" + @object.call("cool", 3).should == "coolcoolcool" + end + + it "tries to convert the given argument to an integer using to_int" do + @object.call("cool", 3.1).should == "coolcoolcool" + @object.call("a", 3.999).should == "aaa" + + a = mock('4') + a.should_receive(:to_int).and_return(4) + + @object.call("a", a).should == "aaaa" + end + + it "raises an ArgumentError when given integer is negative" do + lambda { @object.call("cool", -3) }.should raise_error(ArgumentError) + lambda { @object.call("cool", -3.14) }.should raise_error(ArgumentError) + end + + it "raises a RangeError when given integer is a Bignum" do + lambda { @object.call("cool", 999999999999999999999) }.should raise_error(RangeError) + end + + it "returns subclass instances" do + @object.call(MyString.new("cool"), 0).should be_an_instance_of(MyString) + @object.call(MyString.new("cool"), 1).should be_an_instance_of(MyString) + @object.call(MyString.new("cool"), 2).should be_an_instance_of(MyString) + end + + it "always taints the result when self is tainted" do + ["", "OK", MyString.new(""), MyString.new("OK")].each do |str| + str.taint + + [0, 1, 2].each do |arg| + @object.call(str, arg).tainted?.should == true + end + end + end + + with_feature :encoding do + it "returns a String in the same encoding as self" do + str = "\xE3\x81\x82".force_encoding Encoding::UTF_8 + result = @object.call(str, 2) + result.encoding.should equal(Encoding::UTF_8) + end + end + + platform_is wordsize: 32 do + it "raises an ArgumentError if the length of the resulting string doesn't fit into a long" do + lambda { @object.call("abc", (2 ** 31) - 1) }.should raise_error(ArgumentError) + end + end + + platform_is wordsize: 64 do + it "raises an ArgumentError if the length of the resulting string doesn't fit into a long" do + lambda { @object.call("abc", (2 ** 63) - 1) }.should raise_error(ArgumentError) + end + end +end |