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2
# Tests are separated by blank or comment lines.
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3
# Tests have the following syntax:
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# One or more subtests of the form:
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# layout_alg output_format additional_flags
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# neato png "-Gsize=3,3 -Ncolor=red"
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# run "dot -Tps" and "neato -Tpng -Gsize=3,3 -Ncolor=red" on the input.