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import WebIDL
def WebIDLTest(parser, harness):
# Check that error messages put the '^' in the right place.
threw = False
input = "interface ?"
try:
parser.parse(input)
results = parser.finish()
except WebIDL.WebIDLError as e:
threw = True
lines = str(e).split("\n")
harness.check(len(lines), 3, "Expected number of lines in error message")
harness.check(lines[1], input, "Second line shows error")
harness.check(
lines[2],
" " * (len(input) - 1) + "^",
"Correct column pointer in error message",
)
harness.ok(threw, "Should have thrown.")