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require_relative '../../spec_helper'
require_relative 'fixtures/classes'
describe "String#include? with String" do
it "returns true if self contains other_str" do
"hello".include?("lo").should == true
"hello".include?("ol").should == false
end
it "ignores subclass differences" do
"hello".include?(StringSpecs::MyString.new("lo")).should == true
StringSpecs::MyString.new("hello").include?("lo").should == true
StringSpecs::MyString.new("hello").include?(StringSpecs::MyString.new("lo")).should == true
end
it "returns true if both strings are empty" do
"".should.include?("")
"".force_encoding("EUC-JP").should.include?("")
"".should.include?("".force_encoding("EUC-JP"))
"".force_encoding("EUC-JP").should.include?("".force_encoding("EUC-JP"))
end
it "returns true if the RHS is empty" do
"a".should.include?("")
"a".force_encoding("EUC-JP").should.include?("")
"a".should.include?("".force_encoding("EUC-JP"))
"a".force_encoding("EUC-JP").should.include?("".force_encoding("EUC-JP"))
end
it "tries to convert other to string using to_str" do
other = mock('lo')
other.should_receive(:to_str).and_return("lo")
"hello".include?(other).should == true
end
it "raises a TypeError if other can't be converted to string" do
-> { "hello".include?([]) }.should raise_error(TypeError)
-> { "hello".include?('h'.ord) }.should raise_error(TypeError)
-> { "hello".include?(mock('x')) }.should raise_error(TypeError)
end
it "raises an Encoding::CompatibilityError if the encodings are incompatible" do
pat = "ア".encode Encoding::EUC_JP
-> do
"あれ".include?(pat)
end.should raise_error(Encoding::CompatibilityError)
end
end
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