--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/hgext3rd/fastimport/vendor/python_fastimport/tests/test_errors.py	Tue Jan 19 22:56:34 2021 +0000
@@ -0,0 +1,76 @@
+# Copyright (C) 2008 Canonical Ltd
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+"""Test the Import errors"""
+from unittest import TestCase
+
+from fastimport import (
+    errors,
+    )
+
+
+class TestErrors(TestCase):
+
+    def test_MissingBytes(self):
+        e = errors.MissingBytes(99, 10, 8)
+        self.assertEqual("line 99: Unexpected EOF - expected 10 bytes, found 8",
+            str(e))
+
+    def test_MissingTerminator(self):
+        e = errors.MissingTerminator(99, '---')
+        self.assertEqual("line 99: Unexpected EOF - expected '---' terminator",
+            str(e))
+
+    def test_InvalidCommand(self):
+        e = errors.InvalidCommand(99, 'foo')
+        self.assertEqual("line 99: Invalid command 'foo'",
+            str(e))
+
+    def test_MissingSection(self):
+        e = errors.MissingSection(99, 'foo', 'bar')
+        self.assertEqual("line 99: Command foo is missing section bar",
+            str(e))
+
+    def test_BadFormat(self):
+        e = errors.BadFormat(99, 'foo', 'bar', 'xyz')
+        self.assertEqual("line 99: Bad format for section bar in "
+            "command foo: found 'xyz'",
+            str(e))
+
+    def test_InvalidTimezone(self):
+        e = errors.InvalidTimezone(99, 'aa:bb')
+        self.assertEqual('aa:bb', e.timezone)
+        self.assertEqual('', e.reason)
+        self.assertEqual("line 99: Timezone 'aa:bb' could not be converted.",
+            str(e))
+        e = errors.InvalidTimezone(99, 'aa:bb', 'Non-numeric hours')
+        self.assertEqual('aa:bb', e.timezone)
+        self.assertEqual(' Non-numeric hours', e.reason)
+        self.assertEqual("line 99: Timezone 'aa:bb' could not be converted."
+             " Non-numeric hours",
+             str(e))
+
+    def test_UnknownDateFormat(self):
+        e = errors.UnknownDateFormat('aaa')
+        self.assertEqual("Unknown date format 'aaa'", str(e))
+
+    def test_MissingHandler(self):
+        e = errors.MissingHandler('foo')
+        self.assertEqual("Missing handler for command foo", str(e))
+
+    def test_UnknownFeature(self):
+        e = errors.UnknownFeature('aaa')
+        self.assertEqual("Unknown feature 'aaa' - try a later importer or "
+            "an earlier data format", str(e))