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ruby--ruby/spec/ruby/core/symbol/casecmp_spec.rb
eregon 1d15d5f080 Move spec/rubyspec to spec/ruby for consistency
* Other ruby implementations use the spec/ruby directory.
  [Misc #13792] [ruby-core:82287]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@59979 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2017-09-20 20:18:52 +00:00

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2.2 KiB
Ruby

# -*- encoding: binary -*-
require File.expand_path('../../../spec_helper', __FILE__)
describe "Symbol#casecmp with Symbol" do
it "compares symbols without regard to case" do
:abcdef.casecmp(:abcde).should == 1
:aBcDeF.casecmp(:abcdef).should == 0
:abcdef.casecmp(:abcdefg).should == -1
:abcdef.casecmp(:ABCDEF).should == 0
end
it "doesn't consider non-ascii characters equal that aren't" do
# -- Latin-1 --
upper_a_tilde = :"\xC3"
upper_a_umlaut = :"\xC4"
lower_a_tilde = :"\xE3"
lower_a_umlaut = :"\xE4"
lower_a_tilde.casecmp(lower_a_umlaut).should_not == 0
lower_a_umlaut.casecmp(lower_a_tilde).should_not == 0
upper_a_tilde.casecmp(upper_a_umlaut).should_not == 0
upper_a_umlaut.casecmp(upper_a_tilde).should_not == 0
# -- UTF-8 --
upper_a_tilde = :"\xC3\x83"
upper_a_umlaut = :"\xC3\x84"
lower_a_tilde = :"\xC3\xA3"
lower_a_umlaut = :"\xC3\xA4"
lower_a_tilde.casecmp(lower_a_umlaut).should_not == 0
lower_a_umlaut.casecmp(lower_a_tilde).should_not == 0
upper_a_tilde.casecmp(upper_a_umlaut).should_not == 0
upper_a_umlaut.casecmp(upper_a_tilde).should_not == 0
end
it "doesn't do case mapping for non-ascii characters" do
# -- Latin-1 --
upper_a_tilde = :"\xC3"
upper_a_umlaut = :"\xC4"
lower_a_tilde = :"\xE3"
lower_a_umlaut = :"\xE4"
upper_a_tilde.casecmp(lower_a_tilde).should == -1
upper_a_umlaut.casecmp(lower_a_umlaut).should == -1
lower_a_tilde.casecmp(upper_a_tilde).should == 1
lower_a_umlaut.casecmp(upper_a_umlaut).should == 1
# -- UTF-8 --
upper_a_tilde = :"\xC3\x83"
upper_a_umlaut = :"\xC3\x84"
lower_a_tilde = :"\xC3\xA3"
lower_a_umlaut = :"\xC3\xA4"
upper_a_tilde.casecmp(lower_a_tilde).should == -1
upper_a_umlaut.casecmp(lower_a_umlaut).should == -1
lower_a_tilde.casecmp(upper_a_tilde).should == 1
lower_a_umlaut.casecmp(upper_a_umlaut).should == 1
end
end
describe "Symbol#casecmp" do
it "returns nil if other is a String" do
:abc.casecmp("abc").should be_nil
end
it "returns nil if other is a Fixnum" do
:abc.casecmp(1).should be_nil
end
it "returns nil if other is an object" do
obj = mock("string <=>")
:abc.casecmp(obj).should be_nil
end
end