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Contents
# -*- encoding: utf-8 -*-
require File.expand_path('../../../spec_helper', __FILE__)
require File.expand_path('../fixtures/classes.rb', __FILE__)
describe "String#downcase" do
it "returns a copy of self with all uppercase letters downcased" do
"hELLO".downcase.should == "hello"
"hello".downcase.should == "hello"
end
it "is locale insensitive (only replaces A-Z)" do
"ÄÖÜ".downcase.should == "ÄÖÜ"
str = Array.new(256) { |c| c.chr }.join
expected = Array.new(256) do |i|
c = i.chr
c.between?("A", "Z") ? c.downcase : c
end.join
str.downcase.should == expected
end
it "taints result when self is tainted" do
"".taint.downcase.tainted?.should == true
"x".taint.downcase.tainted?.should == true
"X".taint.downcase.tainted?.should == true
end
it "returns a subclass instance for subclasses" do
StringSpecs::MyString.new("FOObar").downcase.should be_kind_of(StringSpecs::MyString)
end
end
describe "String#downcase!" do
it "modifies self in place" do
a = "HeLlO"
a.downcase!.should equal(a)
a.should == "hello"
end
it "returns nil if no modifications were made" do
a = "hello"
a.downcase!.should == nil
a.should == "hello"
end
ruby_version_is ""..."1.9" do
it "raises a TypeError when self is frozen" do
lambda { "HeLlo".freeze.downcase! }.should raise_error(TypeError)
lambda { "hello".freeze.downcase! }.should raise_error(TypeError)
end
end
ruby_version_is "1.9" do
it "raises a RuntimeError when self is frozen" do
lambda { "HeLlo".freeze.downcase! }.should raise_error(RuntimeError)
lambda { "hello".freeze.downcase! }.should raise_error(RuntimeError)
end
end
end
Version data entries
52 entries across 52 versions & 2 rubygems