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60 lines
1.7 KiB
Ruby
60 lines
1.7 KiB
Ruby
require_relative '../../spec_helper'
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require_relative 'fixtures/classes'
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describe "String#strip" do
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it "returns a new string with leading and trailing whitespace removed" do
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" hello ".strip.should == "hello"
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" hello world ".strip.should == "hello world"
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"\tgoodbye\r\v\n".strip.should == "goodbye"
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"\x00 goodbye \x00".strip.should == "\x00 goodbye"
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end
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it "returns a copy of self with trailing NULL bytes and whitespace" do
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" \x00 goodbye \x00 ".strip.should == "\x00 goodbye"
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end
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it "taints the result when self is tainted" do
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"".taint.strip.tainted?.should == true
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"ok".taint.strip.tainted?.should == true
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" ok ".taint.strip.tainted?.should == true
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end
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end
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describe "String#strip!" do
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it "modifies self in place and returns self" do
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a = " hello "
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a.strip!.should equal(a)
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a.should == "hello"
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a = "\tgoodbye\r\v\n"
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a.strip!
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a.should == "goodbye"
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a = "\000 goodbye \000"
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a.strip!
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a.should == "\000 goodbye"
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end
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it "returns nil if no modifications where made" do
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a = "hello"
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a.strip!.should == nil
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a.should == "hello"
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end
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it "modifies self removing trailing NULL bytes and whitespace" do
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a = " \x00 goodbye \x00 "
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a.strip!
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a.should == "\x00 goodbye"
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end
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it "raises a #{frozen_error_class} on a frozen instance that is modified" do
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-> { " hello ".freeze.strip! }.should raise_error(frozen_error_class)
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end
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# see #1552
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it "raises a #{frozen_error_class} on a frozen instance that would not be modified" do
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-> {"hello".freeze.strip! }.should raise_error(frozen_error_class)
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-> {"".freeze.strip! }.should raise_error(frozen_error_class)
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end
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end
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