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import unittest
from crowbar_reference_compiler import compile_to_ssa, parse_header, parse_implementation, scan
class TestHelloWorld(unittest.TestCase):
def test_ssa(self):
code = r"""
include "stdio.hro";
int main() {
printf("Hello, world!\n");
return 0;
}
"""
tokens = scan(code)
parse_tree = parse_implementation(tokens)
actual_ssa = compile_to_ssa(parse_tree)
expected_ssa = r"""
data $data0 = { b "Hello, world!\n", b 0 }
export function w $main() {
@start
call $printf(l $data0, ...)
ret 0
}
""".strip()
self.assertEqual(expected_ssa, actual_ssa)
if __name__ == '__main__':
unittest.main()
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