36 lines
610 B
Ruby
36 lines
610 B
Ruby
require "fileutils"
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def write_grammar(grammar)
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File.write("spec/run/test.i", grammar)
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end
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def build_parser
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result = system(*%w[./imbecile.sh spec/run/test.i spec/run/test.d])
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expect(result).to be_truthy
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end
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def compile
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result = system(*%w[gdc -o spec/run/test spec/run/test.d])
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expect(result).to be_truthy
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end
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describe Imbecile do
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before(:each) do
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FileUtils.rm_rf("spec/run")
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FileUtils.mkdir_p("spec/run")
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end
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it "generates a D lexer" do
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write_grammar <<EOF
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token int \\d+
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token plus \\+
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token times \\*
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drop \\s+
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rule Start [] <<
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>>
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EOF
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build_parser
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compile
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end
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end
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