[functional tests] Rename example_functional_tests.py => e/example_functional_tests.py

Permit to navigate in the functional tests easier.

1 files changed, 25 insertions, 0 deletions

diff --git a/tests/functional/c/consider_swap_variables.py b/tests/functional/c/consider_swap_variables.py
new file mode 100644
index 000000000..e3320773f
--- /dev/null
+++ b/tests/functional/c/consider_swap_variables.py
@@ -0,0 +1,25 @@
+# pylint: disable=missing-docstring,invalid-name,using-constant-test
+
+a, b, c, d = 'a b c d'.split()
+
+temp = a # [consider-swap-variables]
+a = b
+b = temp
+
+temp = a  # only simple swaps are reported
+a = b
+if True:
+    b = a
+
+temp = a  # this is no swap
+a = b
+b = a
+
+temp = a, b  # complex swaps are ignored
+a, b = c, d
+c, d = temp
+
+temp = a # [consider-swap-variables]
+a = b  # longer swap circles are only reported once
+b = temp
+temp = a