mirror of
https://github.com/ruby/ruby.git
synced 2022-11-09 12:17:21 -05:00
401b64c4e8
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@62656 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
113 lines
3.9 KiB
Ruby
113 lines
3.9 KiB
Ruby
# -*- encoding: binary -*-
|
|
require_relative '../../spec_helper'
|
|
require_relative 'fixtures/classes'
|
|
|
|
# TODO: rewrite all these specs
|
|
|
|
describe "String#squeeze" do
|
|
it "returns new string where runs of the same character are replaced by a single character when no args are given" do
|
|
"yellow moon".squeeze.should == "yelow mon"
|
|
end
|
|
|
|
it "only squeezes chars that are in the intersection of all sets given" do
|
|
"woot squeeze cheese".squeeze("eost", "queo").should == "wot squeze chese"
|
|
" now is the".squeeze(" ").should == " now is the"
|
|
end
|
|
|
|
it "negates sets starting with ^" do
|
|
s = "<<subbookkeeper!!!>>"
|
|
s.squeeze("beko", "^e").should == s.squeeze("bko")
|
|
s.squeeze("^<bek!>").should == s.squeeze("o")
|
|
s.squeeze("^o").should == s.squeeze("<bek!>")
|
|
s.squeeze("^").should == s
|
|
"^__^".squeeze("^^").should == "^_^"
|
|
"((^^__^^))".squeeze("_^").should == "((^_^))"
|
|
end
|
|
|
|
it "squeezes all chars in a sequence" do
|
|
s = "--subbookkeeper--"
|
|
s.squeeze("\x00-\xFF").should == s.squeeze
|
|
s.squeeze("bk-o").should == s.squeeze("bklmno")
|
|
s.squeeze("b-e").should == s.squeeze("bcde")
|
|
s.squeeze("e-").should == "-subbookkeper-"
|
|
s.squeeze("-e").should == "-subbookkeper-"
|
|
s.squeeze("---").should == "-subbookkeeper-"
|
|
"ook--001122".squeeze("--2").should == "ook-012"
|
|
"ook--(())".squeeze("(--").should == "ook-()"
|
|
s.squeeze("^b-e").should == "-subbokeeper-"
|
|
"^^__^^".squeeze("^^-^").should == "^^_^^"
|
|
"^^--^^".squeeze("^---").should == "^--^"
|
|
|
|
s.squeeze("b-dk-o-").should == "-subokeeper-"
|
|
s.squeeze("-b-dk-o").should == "-subokeeper-"
|
|
s.squeeze("b-d-k-o").should == "-subokeeper-"
|
|
|
|
s.squeeze("bc-e").should == "--subookkeper--"
|
|
s.squeeze("^bc-e").should == "-subbokeeper-"
|
|
|
|
"AABBCCaabbcc[[]]".squeeze("A-a").should == "ABCabbcc[]"
|
|
end
|
|
|
|
it "raises an ArgumentError when the parameter is out of sequence" do
|
|
s = "--subbookkeeper--"
|
|
lambda { s.squeeze("e-b") }.should raise_error(ArgumentError)
|
|
lambda { s.squeeze("^e-b") }.should raise_error(ArgumentError)
|
|
end
|
|
|
|
it "taints the result when self is tainted" do
|
|
"hello".taint.squeeze("e").tainted?.should == true
|
|
"hello".taint.squeeze("a-z").tainted?.should == true
|
|
|
|
"hello".squeeze("e".taint).tainted?.should == false
|
|
"hello".squeeze("l".taint).tainted?.should == false
|
|
end
|
|
|
|
it "tries to convert each set arg to a string using to_str" do
|
|
other_string = mock('lo')
|
|
other_string.should_receive(:to_str).and_return("lo")
|
|
|
|
other_string2 = mock('o')
|
|
other_string2.should_receive(:to_str).and_return("o")
|
|
|
|
"hello room".squeeze(other_string, other_string2).should == "hello rom"
|
|
end
|
|
|
|
it "raises a TypeError when one set arg can't be converted to a string" do
|
|
lambda { "hello world".squeeze([]) }.should raise_error(TypeError)
|
|
lambda { "hello world".squeeze(Object.new)}.should raise_error(TypeError)
|
|
lambda { "hello world".squeeze(mock('x')) }.should raise_error(TypeError)
|
|
end
|
|
|
|
it "returns subclass instances when called on a subclass" do
|
|
StringSpecs::MyString.new("oh no!!!").squeeze("!").should be_an_instance_of(StringSpecs::MyString)
|
|
end
|
|
end
|
|
|
|
describe "String#squeeze!" do
|
|
it "modifies self in place and returns self" do
|
|
a = "yellow moon"
|
|
a.squeeze!.should equal(a)
|
|
a.should == "yelow mon"
|
|
end
|
|
|
|
it "returns nil if no modifications were made" do
|
|
a = "squeeze"
|
|
a.squeeze!("u", "sq").should == nil
|
|
a.squeeze!("q").should == nil
|
|
a.should == "squeeze"
|
|
end
|
|
|
|
it "raises an ArgumentError when the parameter is out of sequence" do
|
|
s = "--subbookkeeper--"
|
|
lambda { s.squeeze!("e-b") }.should raise_error(ArgumentError)
|
|
lambda { s.squeeze!("^e-b") }.should raise_error(ArgumentError)
|
|
end
|
|
|
|
it "raises a #{frozen_error_class} when self is frozen" do
|
|
a = "yellow moon"
|
|
a.freeze
|
|
|
|
lambda { a.squeeze!("") }.should raise_error(frozen_error_class)
|
|
lambda { a.squeeze! }.should raise_error(frozen_error_class)
|
|
end
|
|
end
|