VPPAPIGEN: vppapigen replacement in Python PLY.

[vpp.git] / src / tools / vppapigen / test_vppapigen.py

diff --git a/src/tools/vppapigen/test_vppapigen.py b/src/tools/vppapigen/test_vppapigen.py
new file mode 100755 (executable)
index 0000000..09187f4
--- /dev/null
+++ b/src/tools/vppapigen/test_vppapigen.py
@@ -0,0 +1,80 @@
+#!/usr/bin/env python
+
+import unittest
+from vppapigen import VPPAPI, Option, ParseError
+
+# TODO
+# - test parsing of options, typedefs, enums, defines, CRC
+# - test JSON, C output
+
+
+class TestVersion(unittest.TestCase):
+    @classmethod
+    def setUpClass(cls):
+        cls.parser = VPPAPI()
+
+    def test_version(self):
+        version_string = 'option version = "1.0.0";'
+        r = self.parser.parse_string(version_string)
+        self.assertTrue(isinstance(r[0], Option))
+
+
+class TestTypedef(unittest.TestCase):
+    @classmethod
+    def setUpClass(cls):
+        cls.parser = VPPAPI()
+
+    def test_duplicatetype(self):
+        test_string = '''
+        typeonly define foo1 { u8 dummy; };
+        typeonly define foo1 { u8 dummy; };
+        '''
+        self.assertRaises(KeyError, self.parser.parse_string, test_string)
+
+
+class TestDefine(unittest.TestCase):
+    @classmethod
+    def setUpClass(cls):
+        cls.parser = VPPAPI()
+
+    def test_unknowntype(self):
+        test_string = 'define foo { foobar foo;};'
+        self.assertRaises(ParseError, self.parser.parse_string, test_string)
+        test_string = 'define { u8 foo;};'
+        self.assertRaises(ParseError, self.parser.parse_string, test_string)
+
+    def test_flags(self):
+        test_string = '''
+          manual_print dont_trace manual_endian define foo { u8 foo; };
+        '''
+        r = self.parser.parse_string(test_string)
+        self.assertIsNotNone(r)
+        s = self.parser.process(r)
+        self.assertIsNotNone(s)
+        for d in s['defines']:
+            self.assertTrue(d.dont_trace)
+            self.assertTrue(d.manual_endian)
+            self.assertTrue(d.manual_print)
+            self.assertFalse(d.autoreply)
+
+        test_string = '''
+          nonexisting_flag define foo { u8 foo; };
+        '''
+        self.assertRaises(ParseError, self.parser.parse_string, test_string)
+
+
+class TestService(unittest.TestCase):
+    @classmethod
+    def setUpClass(cls):
+        cls.parser = VPPAPI()
+
+    def test_service(self):
+        test_string = '''
+         service foo { rpc foo (show_version) returns (show_version) };
+        '''
+        r = self.parser.parse_string(test_string)
+        print('R', r)
+
+
+if __name__ == '__main__':
+    unittest.main()