1 files changed, 29 insertions, 0 deletions
diff --git a/tests/extmod/json_dumps.py b/tests/extmod/json_dumps.py
new file mode 100644
index 0000000000..16f144e44f
--- /dev/null
+++ b/tests/extmod/json_dumps.py
@@ -0,0 +1,29 @@
+try:
+    import json
+except ImportError:
+    print("SKIP")
+    raise SystemExit
+
+print(json.dumps(False))
+print(json.dumps(True))
+print(json.dumps(None))
+print(json.dumps(1))
+print(json.dumps("abc"))
+print(json.dumps("\x00\x01\x7e"))
+print(json.dumps([]))
+print(json.dumps([1]))
+print(json.dumps([1, 2]))
+print(json.dumps([1, True]))
+print(json.dumps(()))
+print(json.dumps((1,)))
+print(json.dumps((1, 2)))
+print(json.dumps((1, (2, 3))))
+print(json.dumps({}))
+print(json.dumps({"a": 1}))
+print(json.dumps({"a": (2, [3, None])}))
+print(json.dumps('"quoted"'))
+print(json.dumps("space\n\r\tspace"))
+print(json.dumps({None: -1}))
+print(json.dumps({False: 0}))
+print(json.dumps({True: 1}))
+print(json.dumps({1: 2}))