From ec1d8c657eb1753756c5cf8e23999badd5e309d8 Mon Sep 17 00:00:00 2001
From: Paul Kaplan <pkaplan@media.mit.edu>
Date: Wed, 25 Oct 2017 10:14:03 -0400
Subject: [PATCH] Add failing test for callNoReturn on undefined proc

---
 test/unit/blocks_procedures.js | 28 ++++++++++++++++++++++++++++
 1 file changed, 28 insertions(+)
 create mode 100644 test/unit/blocks_procedures.js

diff --git a/test/unit/blocks_procedures.js b/test/unit/blocks_procedures.js
new file mode 100644
index 000000000..4ecdb41d8
--- /dev/null
+++ b/test/unit/blocks_procedures.js
@@ -0,0 +1,28 @@
+const test = require('tap').test;
+const Procedures = require('../../src/blocks/scratch3_procedures');
+
+const blocks = new Procedures(null);
+
+test('getPrimitives', t => {
+    t.type(blocks.getPrimitives(), 'object');
+    t.end();
+});
+
+// Originally inspired by https://github.com/LLK/scratch-gui/issues/809
+test('calling a custom block with no definition does not throw', t => {
+    const args = {
+        mutation: {
+            proccode: 'undefined proc'
+        }
+    };
+    const util = {
+        getProcedureParamNames: () => null,
+        stackFrame: {
+            executed: false
+        }
+    };
+    t.doesNotThrow(() => {
+        blocks.callNoReturn(args, util);
+    });
+    t.end();
+});