29 lines
756 B
Ruby
29 lines
756 B
Ruby
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require "utils/popen"
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describe Utils do
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describe "::popen_read" do
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it "reads the standard output of a given command" do
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expect(subject.popen_read("sh", "-c", "echo success").chomp).to eq("success")
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expect($?).to be_a_success
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end
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it "can be given a block to manually read from the pipe" do
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expect(
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subject.popen_read("sh", "-c", "echo success") do |pipe|
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pipe.read.chomp
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end,
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).to eq("success")
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expect($?).to be_a_success
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end
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end
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describe "::popen_write" do
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it "with supports writing to a command's standard input" do
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subject.popen_write("grep", "-q", "success") do |pipe|
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pipe.write("success\n")
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end
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expect($?).to be_a_success
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end
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end
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end
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