8th day of python challenges 111-117

2019-08-04 15:26:35 +03:00
parent b04c1b055f
commit 627802c383
3215 changed files with 760227 additions and 491 deletions
--- a/venv/lib/python3.6/site-packages/pylint/test/unittest_checker_strings.py
+++ b/venv/lib/python3.6/site-packages/pylint/test/unittest_checker_strings.py
@@ -0,0 +1,86 @@
+# Copyright (c) 2015-2018 Claudiu Popa <pcmanticore@gmail.com>
+# Copyright (c) 2016 Derek Gustafson <degustaf@gmail.com>
+
+# Licensed under the GPL: https://www.gnu.org/licenses/old-licenses/gpl-2.0.html
+# For details: https://github.com/PyCQA/pylint/blob/master/COPYING
+
+import astroid
+
+from pylint.checkers import strings
+from pylint.testutils import CheckerTestCase, Message
+
+
+TEST_TOKENS = (
+    '"X"',
+    "'X'",
+    "'''X'''",
+    '"""X"""',
+    'r"X"',
+    "R'X'",
+    'u"X"',
+    "F'X'",
+    'f"X"',
+    "F'X'",
+    'fr"X"',
+    'Fr"X"',
+    'fR"X"',
+    'FR"X"',
+    'rf"X"',
+    'rF"X"',
+    'Rf"X"',
+    'RF"X"',
+)
+
+
+class TestStringChecker(CheckerTestCase):
+    CHECKER_CLASS = strings.StringFormatChecker
+
+    def test_format_bytes(self):
+        code = "b'test'.format(1, 2)"
+        node = astroid.extract_node(code)
+        with self.assertNoMessages():
+            self.checker.visit_call(node)
+
+    def test_format_types(self):
+        for code in ("'%s' % 1", "'%d' % 1", "'%f' % 1"):
+            with self.assertNoMessages():
+                node = astroid.extract_node(code)
+            self.checker.visit_binop(node)
+
+        for code in (
+            "'%s' % 1",
+            "'%(key)s' % {'key' : 1}",
+            "'%d' % 1",
+            "'%(key)d' % {'key' : 1}",
+            "'%f' % 1",
+            "'%(key)f' % {'key' : 1}",
+            "'%d' % 1.1",
+            "'%(key)d' % {'key' : 1.1}",
+            "'%s' % []",
+            "'%(key)s' % {'key' : []}",
+            "'%s' % None",
+            "'%(key)s' % {'key' : None}",
+        ):
+            with self.assertNoMessages():
+                node = astroid.extract_node(code)
+                self.checker.visit_binop(node)
+
+        for code, arg_type, format_type in [
+            ("'%d' % '1'", "builtins.str", "d"),
+            ("'%(key)d' % {'key' : '1'}", "builtins.str", "d"),
+            ("'%x' % 1.1", "builtins.float", "x"),
+            ("'%(key)x' % {'key' : 1.1}", "builtins.float", "x"),
+            ("'%d' % []", "builtins.list", "d"),
+            ("'%(key)d' % {'key' : []}", "builtins.list", "d"),
+        ]:
+            node = astroid.extract_node(code)
+            with self.assertAddsMessages(
+                Message(
+                    "bad-string-format-type", node=node, args=(arg_type, format_type)
+                )
+            ):
+                self.checker.visit_binop(node)
+
+    def test_str_eval(self):
+        for token in TEST_TOKENS:
+            assert strings.str_eval(token) == "X"