[[runs]]
input = [ "parse", "42" ]

expect.exit-code = 0
expect.result = "Parsed number: 42"

[[runs]]
input = [ "parse", "hello" ]

expect.exit-code = 0
expect.result = "Parse error: invalid digit found in string"

[[runs]]
input = [ "error" ]

expect.exit-code = 0
expect.result = "IO_ERROR: Error"