From aa8d8ba55bfd302707e7c84ab50fc7a7caa4d6b1 Mon Sep 17 00:00:00 2001
From: Melody Horn <melody@boringcactus.com>
Date: Sat, 24 Oct 2020 23:42:04 -0600
Subject: compile "hello, world" at least

---
 tests/test_hello_world.py | 32 ++++++++++++++++++++++++++++++++
 1 file changed, 32 insertions(+)
 create mode 100644 tests/test_hello_world.py

(limited to 'tests')

diff --git a/tests/test_hello_world.py b/tests/test_hello_world.py
new file mode 100644
index 0000000..ec1ccdd
--- /dev/null
+++ b/tests/test_hello_world.py
@@ -0,0 +1,32 @@
+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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