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62 lines
1.3 KiB
Ruby
62 lines
1.3 KiB
Ruby
platform_is_not :windows do
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require_relative '../../spec_helper'
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require 'expect'
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describe "IO#expect" do
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before :each do
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@read, @write = IO.pipe
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end
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after :each do
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@read.close unless @read.closed?
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@write.close unless @write.closed?
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end
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it "matches data against a Regexp" do
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@write << "prompt> hello"
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result = @read.expect(/[pf]rompt>/)
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result.should == ["prompt>"]
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end
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it "matches data against a String" do
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@write << "prompt> hello"
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result = @read.expect("prompt>")
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result.should == ["prompt>"]
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end
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it "returns any captures of the Regexp" do
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@write << "prompt> hello"
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result = @read.expect(/(pro)mpt(>)/)
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result.should == ["prompt>", "pro", ">"]
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end
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it "returns raises IOError if the IO is closed" do
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@write << "prompt> hello"
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@read.close
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-> {
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@read.expect("hello")
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}.should raise_error(IOError)
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end
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it "returns nil if eof is hit" do
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@write << "pro"
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@write.close
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@read.expect("prompt").should be_nil
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end
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it "yields the result if a block is given" do
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@write << "prompt> hello"
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res = nil
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@read.expect("prompt>") { |x| res = x }
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res.should == ["prompt>"]
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end
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end
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end
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