Test error inputs handling, fix few bugs (#119)

* Test error inputs handling

* Add mask tests

* Apply code review fix

1 files changed, 44 insertions, 0 deletions

diff --git a/test.py b/test.py
new file mode 100644
index 0000000..89c014d
--- /dev/null
+++ b/test.py
@@ -0,0 +1,44 @@
+#!/usr/bin/env python3
+
+from parse import *
+import logging
+import unittest
+
+class ConstantParseTest(unittest.TestCase):
+    def test_constant(self):
+        self.assertEqual(parse_constant('10'), 10)
+        self.assertEqual(parse_constant('0xa'), 10)
+        self.assertEqual(parse_constant('0xA'), 10)
+        self.assertEqual(parse_constant('0b1010'), 10)
+
+class EncodingLineTest(unittest.TestCase):
+    def setUp(self):
+        logger = logging.getLogger()
+        logger.disabled = True
+
+    def assertError(self, string):
+        self.assertRaises(SystemExit, process_enc_line, string, 'rv_i')
+
+    def test_lui(self):
+        name, data = process_enc_line('lui     rd imm20 6..2=0x0D 1..0=3', 'rv_i')
+        self.assertEqual(name, 'lui')
+        self.assertEqual(data['extension'], ['rv_i'])
+        self.assertEqual(data['match'], '0x37')
+        self.assertEqual(data['mask'], '0x7f')
+
+    def test_overlapping(self):
+        self.assertError('jol rd jimm20 6..2=0x00 3..0=7')
+
+    def test_invalid_order(self):
+        self.assertError('jol 2..6=0x1b')
+
+    def test_illegal_value(self):
+        self.assertError('jol rd jimm20 2..0=10')
+        self.assertError('jol rd jimm20 2..0=0xB')
+
+    @unittest.skip('not implemented')
+    def test_overlapping_field(self):
+        self.assertError('jol rd rs1 jimm20 6..2=0x1b 1..0=3')
+
+    def test_illegal_field(self):
+        self.assertError('jol rd jimm128 2..0=10')