def test_build_sequence_loop(self) -> None:
sequencer = DummySequencer()
block = DummyInstructionBlock()
block.add_instruction(DummyInstruction())
delegator = DummySequencingElement()
body = DummySequencingElement()
trigger = Trigger()
condition = HardwareCondition(trigger)
condition.build_sequence_loop(delegator, body, sequencer, {}, {}, {},
{}, block)
self.assertEqual(1, len(block.embedded_blocks))
body_block = block.embedded_blocks[0]
self.assertEqual(
[
DummyInstruction(),
CJMPInstruction(trigger, InstructionPointer(body_block))
], block.instructions,
"The expected conditional jump was not generated by HardwareConditon."
)
self.assertEqual(
InstructionPointer(block, 1), body_block.return_ip,
"The return address of the loop body block was set wrongly by HardwareCondition."
)
self.assertEqual(
{body_block: [(body, {}, {}, {}, {})]},
sequencer.sequencing_stacks,
"HardwareCondition did not correctly push the body element to the stack"
)
self.assertFalse(condition.requires_stop())
def test_build_sequence_loop(self) -> None:
sequencer = DummySequencer()
block = DummyInstructionBlock()
delegator = DummySequencingElement()
body = DummySequencingElement()
trigger = Trigger()
condition = HardwareCondition(trigger)
condition.build_sequence_loop(delegator, body, sequencer, {}, {}, block)
self.assertEqual(1, len(block.embedded_blocks))
body_block = block.embedded_blocks[0]
self.assertEqual([CJMPInstruction(trigger, body_block, 0)], block.instructions, "The expected conditional jump was not generated by HardwareConditon.")
self.assertEqual(InstructionPointer(block, 0), body_block.return_ip, "The return address of the loop body block was set wrongly by HardwareCondition.")
self.assertEqual({body_block: [(body, {}, {})]}, sequencer.sequencing_stacks, "HardwareCondition did not correctly push the body element to the stack")
self.assertFalse(condition.requires_stop())
