Add test for empty repj channel extraction

qutech · Jun 18, 2018 · 8c1e3e2 · 8c1e3e2
1 parent 37be7fd
commit 8c1e3e2
Showing 1 changed file with 13 additions and 0 deletions.
diff --git a/tests/hardware/program_tests.py b/tests/hardware/program_tests.py
@@ -403,6 +403,19 @@ def test_init(self):
         with self.assertRaises(KeyError):
             mcp['C']
 
+    def test_empty_repj(self):
+        empty_block = InstructionBlock()
+
+        root_block = InstructionBlock()
+        root_block.add_instruction_repj(1, empty_block)
+
+        with self.assertRaisesRegex(ValueError, 'no defined channels'):
+            MultiChannelProgram(root_block)
+
+        empty_block.add_instruction_exec(DummyWaveform(duration=1, defined_channels={'A', 'B'}))
+        MultiChannelProgram(root_block)
+
+
     def test_via_repr(self):
         root_loopA = self.get_mcp('A')
         root_loopB = self.get_mcp('B')