Fixed #8

Fixed #12
Fixed #13
Fixed #14

tests/parsers/test_parser_input.py

@@ -0,0 +1,14 @@
+from parsers.ParserInput import ParserInput
+from parsers.tokenizer import LexerError
+
+
+def test_i_can_parser_input():
+    parser_input = ParserInput("def concept a")
+    assert parser_input.init() is True
+    assert parser_input.exception is None
+
+
+def test_i_can_detect_errors():
+    parser_input = ParserInput('def concept "a')
+    assert parser_input.init() is False
+    assert isinstance(parser_input.exception, LexerError)