Add empty (false) value testing for strings, tuples, lists, dicts.

1 files changed, 27 insertions, 0 deletions

diff --git a/tests/basics/tests/true-value.py b/tests/basics/tests/true-value.py
new file mode 100644
index 000000000..6ba410ddc
--- /dev/null
+++ b/tests/basics/tests/true-value.py
@@ -0,0 +1,27 @@
+# Test true-ish value handling
+
+if not False:
+    print("False")
+
+if not 0:
+    print("0")
+
+if not "":
+    print("Empty string")
+if "foo":
+    print("Non-empty string")
+
+if not ():
+    print("Empty tuple")
+if ("",):
+    print("Non-empty tuple")
+
+if not []:
+    print("Empty list")
+if [0]:
+    print("Non-empty list")
+
+if not {}:
+    print("Empty dict")
+if {0:0}:
+    print("Non-empty dict")