rename extra_tests

Author: youknowone

extra_tests/snippets/ellipsis.py extra_tests/snippets/builtin_ellipsis.pyextra_tests/snippets/ellipsis.py renamed to extra_tests/snippets/builtin_ellipsis.py

@@ -2,6 +2,81 @@
 import platform
 import sys
 
+def exceptions_eq(e1, e2):
+    return type(e1) is type(e2) and e1.args == e2.args
+
+def round_trip_repr(e):
+    return exceptions_eq(e, eval(repr(e)))
+
+# KeyError
+empty_exc = KeyError()
+assert str(empty_exc) == ''
+assert round_trip_repr(empty_exc)
+assert len(empty_exc.args) == 0
+assert type(empty_exc.args) == tuple
+
+exc = KeyError('message')
+assert str(exc) == "'message'"
+assert round_trip_repr(exc)
+
+assert LookupError.__str__(exc) == "message"
+
+exc = KeyError('message', 'another message')
+assert str(exc) == "('message', 'another message')"
+assert round_trip_repr(exc)
+assert exc.args[0] == 'message'
+assert exc.args[1] == 'another message'
+
+class A:
+    def __repr__(self):
+        return 'A()'
+    def __str__(self):
+        return 'str'
+    def __eq__(self, other):
+        return type(other) is A
+
+exc = KeyError(A())
+assert str(exc) == 'A()'
+assert round_trip_repr(exc)
+
+# ImportError / ModuleNotFoundError
+exc = ImportError()
+assert exc.name is None
+assert exc.path is None
+assert exc.msg is None
+assert exc.args == ()
+
+exc = ImportError('hello')
+assert exc.name is None
+assert exc.path is None
+assert exc.msg == 'hello'
+assert exc.args == ('hello',)
+
+exc = ImportError('hello', name='name', path='path')
+assert exc.name == 'name'
+assert exc.path == 'path'
+assert exc.msg == 'hello'
+assert exc.args == ('hello',)
+
+
+class NewException(Exception):
+
+	def __init__(self, value):
+		self.value = value
+
+
+try:
+	raise NewException("test")
+except NewException as e:
+	assert e.value == "test"
+
+
+exc = SyntaxError('msg', 1, 2, 3, 4, 5)
+assert exc.msg == 'msg'
+assert exc.filename is None
+assert exc.lineno is None
+assert exc.offset is None
+assert exc.text is None
 
 # Regression to:
 # https://github.com/RustPython/RustPython/issues/2779