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#lang brag
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tst-program : tst-load-expr tst-output-file-expr tst-compare-to-expr tst-output-list-expr /";" tst-test-expr*
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tst-load-expr : /"load" ID /","
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tst-output-file-expr : /"output-file" ID /","
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tst-compare-to-expr : /"compare-to" ID /","
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tst-output-list-expr : /"output-list" tst-column [tst-column]+
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/tst-column : ID FORMAT-STRING
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@tst-test-expr : tst-step-expr+ /";"
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@tst-step-expr : (tst-set-expr | tst-eval-expr | tst-output-expr) [/","]
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tst-set-expr : /"set" ID VAL
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tst-eval-expr : /"eval"
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tst-output-expr : /"output"
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