add empty program check

algorand · Aug 24, 2022 · b18f6f7 · b18f6f7
1 parent 0607aaf
commit b18f6f7
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Showing 2 changed files with 4 additions and 1 deletion.
diff --git a/algosdk/logic.py b/algosdk/logic.py
@@ -30,6 +30,9 @@ def is_ascii_printable(program_bytes):
             )
         )
 
+    if program is None or len(program) == 0:
+        raise error.InvalidProgram("empty program")
+
     if is_ascii_printable(program):
         try:
             encoding.decode_address(program.decode("utf-8"))

diff --git a/tests/steps/steps.py b/tests/steps/steps.py
@@ -997,7 +997,7 @@ def buildTxn(t, sender, params):
 
 
 @given(
-    'a base64 encoded program bytes for heuristic sanity check "{b64encoded}"'
+    'a base64 encoded program bytes for heuristic sanity check "{b64encoded:MaybeString}"'
 )
 def take_b64_encoded_bytes(context, b64encoded):
     context.seemingly_program = base64.b64decode(b64encoded)