diff --git a/tests/test_eda_router_contract.py b/tests/test_eda_router_contract.py index 2fbd8f1..425eb16 100644 --- a/tests/test_eda_router_contract.py +++ b/tests/test_eda_router_contract.py @@ -1,223 +1,223 @@ -import os -import sys -import unittest - - -sys.path.insert(0, os.path.abspath(os.path.join(os.path.dirname(__file__), ".."))) - - -class EdaRouterPinsContractTest(unittest.TestCase): - def test_loader_uses_top_level_pins_and_ignores_legacy_ports(self): - from mxpic_router.eda_loader import parse_cell_dict - - spec = parse_cell_dict({ - "name": "cell", - "pins": [ - {"name": "input_io1", "x": 1, "y": 2, "angle": 90, "width": 0.6}, - ], - "ports": [ - {"name": "legacy_port", "x": 9, "y": 9, "angle": 0}, - ], - }) - - self.assertIn("input_io1", spec.pins) - self.assertNotIn("legacy_port", spec.pins) - self.assertEqual(spec.pins["input_io1"].angle, 90.0) - - def test_loader_accepts_pin_links_with_route_metadata(self): - from mxpic_router.eda_loader import parse_cell_dict - - spec = parse_cell_dict({ - "name": "cell_a", - "instances": { - "inst_a": {"component": "mmi", "x": 0, "y": 0}, - "inst_b": {"component": "mmi", "x": 100, "y": 0}, - }, - "bundles": { - "output_bus": { - "links": [{ - "from": "inst_a:out", - "to": "inst_b:in", - "xsection": "metal_1", - "family": "electrical", - "width": 5, - "radius": 20, - "routing_type": "standard_bend", - "points": [{"x": 0, "y": 0}, {"x": 50, "y": 0}], - }] - } - } - }) - - link = spec.bundles["output_bus"].links[0] - self.assertEqual(link.src_inst, "inst_a") - self.assertEqual(link.src_pin, "out") - self.assertEqual(link.dst_inst, "inst_b") - self.assertEqual(link.dst_pin, "in") - self.assertEqual(link.xsection, "metal_1") - self.assertEqual(link.width, 5) - self.assertEqual(link.points[1], {"x": 50.0, "y": 0.0}) - - def test_port_element_creates_named_io_pins_and_inside_route_pins(self): - from mxpic_router.builder import _register_element_pins - from mxpic_router.eda_loader import parse_cell_dict - - class FakePlacedPin: - def __init__(self, name, x, y, a): - self.name = name - self.x = x - self.y = y - self.a = a - - def move(self, dx, dy, da): - return FakePlacedPin(f"{self.name}_in", self.x + dx, self.y + dy, self.a + da) - - class FakePin: - created_names = [] - current_cell = None - - def __init__(self, name, width=None, xs=None): - self.name = name - self.width = width - self.xs = xs - self.created_names.append(name) - - def put(self, x, y, a): - placed = FakePlacedPin(self.name, x, y, a) - if FakePin.current_cell is not None: - FakePin.current_cell.pin[self.name] = placed - return placed - - class FakeCell: - put_calls = [] - - def __init__(self, name=None, instantiate=True): - self.name = name - self.pin = {} - - def __enter__(self): - FakePin.current_cell = self - return self - - def __exit__(self, exc_type, exc, tb): - FakePin.current_cell = None - return False - - def put(self, x, y, a): - self.put_calls.append((self.name, x, y, a)) - placed = FakeCell(name=f"{self.name}_placed") - placed.pin = { - name: FakePlacedPin(name, pin.x + x, pin.y + y, pin.a + a) - for name, pin in self.pin.items() - } - return placed - - class FakeNazca: - Pin = FakePin - Cell = FakeCell - - spec = parse_cell_dict({ - "name": "cell", - "elements": { - "input": { - "type": "port", - "x": 5, - "y": 10, - "angle": 90, - "width": 0.5, - "port_number": 2, - "pitch": 12, - "pins": [ - {"name": "input_io1", "role": "io1"}, - {"name": "input_io2", "role": "io2"}, - ], - }, - }, - }) - pin_map = {} - - _register_element_pins(pin_map, "input", spec.elements["input"], FakeNazca) - - self.assertEqual(FakePin.created_names, ["input_io1", "input_io1_in", "input_io2", "input_io2_in"]) +import os +import sys +import unittest + + +sys.path.insert(0, os.path.abspath(os.path.join(os.path.dirname(__file__), ".."))) + + +class EdaRouterPinsContractTest(unittest.TestCase): + def test_loader_uses_top_level_pins_and_ignores_legacy_ports(self): + from mxpic_router.eda_loader import parse_cell_dict + + spec = parse_cell_dict({ + "name": "cell", + "pins": [ + {"name": "input_io1", "x": 1, "y": 2, "angle": 90, "width": 0.6}, + ], + "ports": [ + {"name": "legacy_port", "x": 9, "y": 9, "angle": 0}, + ], + }) + + self.assertIn("input_io1", spec.pins) + self.assertNotIn("legacy_port", spec.pins) + self.assertEqual(spec.pins["input_io1"].angle, 90.0) + + def test_loader_accepts_pin_links_with_route_metadata(self): + from mxpic_router.eda_loader import parse_cell_dict + + spec = parse_cell_dict({ + "name": "cell_a", + "instances": { + "inst_a": {"component": "mmi", "x": 0, "y": 0}, + "inst_b": {"component": "mmi", "x": 100, "y": 0}, + }, + "bundles": { + "output_bus": { + "links": [{ + "from": "inst_a:out", + "to": "inst_b:in", + "xsection": "metal_1", + "family": "electrical", + "width": 5, + "radius": 20, + "routing_type": "standard_bend", + "points": [{"x": 0, "y": 0}, {"x": 50, "y": 0}], + }] + } + } + }) + + link = spec.bundles["output_bus"].links[0] + self.assertEqual(link.src_inst, "inst_a") + self.assertEqual(link.src_pin, "out") + self.assertEqual(link.dst_inst, "inst_b") + self.assertEqual(link.dst_pin, "in") + self.assertEqual(link.xsection, "metal_1") + self.assertEqual(link.width, 5) + self.assertEqual(link.points[1], {"x": 50.0, "y": 0.0}) + + def test_port_element_creates_named_io_pins_and_inside_route_pins(self): + from mxpic_router.builder import _register_element_pins + from mxpic_router.eda_loader import parse_cell_dict + + class FakePlacedPin: + def __init__(self, name, x, y, a): + self.name = name + self.x = x + self.y = y + self.a = a + + def move(self, dx, dy, da): + return FakePlacedPin(f"{self.name}_in", self.x + dx, self.y + dy, self.a + da) + + class FakePin: + created_names = [] + current_cell = None + + def __init__(self, name, width=None, xs=None): + self.name = name + self.width = width + self.xs = xs + self.created_names.append(name) + + def put(self, x, y, a): + placed = FakePlacedPin(self.name, x, y, a) + if FakePin.current_cell is not None: + FakePin.current_cell.pin[self.name] = placed + return placed + + class FakeCell: + put_calls = [] + + def __init__(self, name=None, instantiate=True): + self.name = name + self.pin = {} + + def __enter__(self): + FakePin.current_cell = self + return self + + def __exit__(self, exc_type, exc, tb): + FakePin.current_cell = None + return False + + def put(self, x, y, a): + self.put_calls.append((self.name, x, y, a)) + placed = FakeCell(name=f"{self.name}_placed") + placed.pin = { + name: FakePlacedPin(name, pin.x + x, pin.y + y, pin.a + a) + for name, pin in self.pin.items() + } + return placed + + class FakeNazca: + Pin = FakePin + Cell = FakeCell + + spec = parse_cell_dict({ + "name": "cell", + "elements": { + "input": { + "type": "port", + "x": 5, + "y": 10, + "angle": 90, + "width": 0.5, + "port_number": 2, + "pitch": 12, + "pins": [ + {"name": "input_io1", "role": "io1"}, + {"name": "input_io2", "role": "io2"}, + ], + }, + }, + }) + pin_map = {} + + _register_element_pins(pin_map, "input", spec.elements["input"], FakeNazca) + + self.assertEqual(FakePin.created_names, ["input_io1", "input_io1_in", "input_io2", "input_io2_in"]) self.assertEqual(FakeCell.put_calls, [("element_input", 5.0, 10.0, 90.0)]) self.assertEqual(pin_map[("input", "input_io1")].a, 450.0) self.assertEqual(pin_map[("input", "input_io2")].a, 450.0) - self.assertEqual((pin_map[("input", "input_io1")].x, pin_map[("input", "input_io1")].y), (5.0, 16.0)) - self.assertEqual((pin_map[("input", "input_io2")].x, pin_map[("input", "input_io2")].y), (5.0, 4.0)) - - def test_anchor_element_defaults_to_named_a_b_pins(self): - from mxpic_router.builder import _register_element_pins - from mxpic_router.eda_loader import parse_cell_dict - - class FakePlacedPin: - def __init__(self, name, x, y, a): - self.name = name - self.x = x - self.y = y - self.a = a - - class FakePin: - current_cell = None - - def __init__(self, name, width=None, xs=None): - self.name = name - - def put(self, x, y, a): - placed = FakePlacedPin(self.name, x, y, a) - if FakePin.current_cell is not None: - FakePin.current_cell.pin[self.name] = placed - return placed - - class FakeCell: - def __init__(self, name=None, instantiate=True): - self.name = name - self.pin = {} - - def __enter__(self): - FakePin.current_cell = self - return self - - def __exit__(self, exc_type, exc, tb): - FakePin.current_cell = None - return False - - def put(self, x, y, a): - placed = FakeCell(name=f"{self.name}_placed") - placed.pin = { - name: FakePlacedPin(name, pin.x + x, pin.y + y, pin.a + a) - for name, pin in self.pin.items() - } - return placed - - class FakeNazca: - Pin = FakePin - Cell = FakeCell - - spec = parse_cell_dict({ - "name": "cell", - "elements": { - "anchor_1": {"type": "anchor", "x": 10, "y": 20, "angle": 0, "port_number": 2, "pitch": 12}, - }, - }) - pin_map = {} - - _register_element_pins(pin_map, "anchor_1", spec.elements["anchor_1"], FakeNazca) - - self.assertIn(("anchor_1", "anchor_1_a1"), pin_map) - self.assertIn(("anchor_1", "anchor_1_b1"), pin_map) - self.assertIn(("anchor_1", "anchor_1_a2"), pin_map) - self.assertIn(("anchor_1", "anchor_1_b2"), pin_map) - self.assertEqual(pin_map[("anchor_1", "anchor_1_a1")].a, 180.0) - self.assertEqual(pin_map[("anchor_1", "anchor_1_b1")].a, 0.0) - + self.assertEqual((pin_map[("input", "input_io1")].x, pin_map[("input", "input_io1")].y), (5.0, 16.0)) + self.assertEqual((pin_map[("input", "input_io2")].x, pin_map[("input", "input_io2")].y), (5.0, 4.0)) + + def test_anchor_element_defaults_to_named_a_b_pins(self): + from mxpic_router.builder import _register_element_pins + from mxpic_router.eda_loader import parse_cell_dict + + class FakePlacedPin: + def __init__(self, name, x, y, a): + self.name = name + self.x = x + self.y = y + self.a = a + + class FakePin: + current_cell = None + + def __init__(self, name, width=None, xs=None): + self.name = name + + def put(self, x, y, a): + placed = FakePlacedPin(self.name, x, y, a) + if FakePin.current_cell is not None: + FakePin.current_cell.pin[self.name] = placed + return placed + + class FakeCell: + def __init__(self, name=None, instantiate=True): + self.name = name + self.pin = {} + + def __enter__(self): + FakePin.current_cell = self + return self + + def __exit__(self, exc_type, exc, tb): + FakePin.current_cell = None + return False + + def put(self, x, y, a): + placed = FakeCell(name=f"{self.name}_placed") + placed.pin = { + name: FakePlacedPin(name, pin.x + x, pin.y + y, pin.a + a) + for name, pin in self.pin.items() + } + return placed + + class FakeNazca: + Pin = FakePin + Cell = FakeCell + + spec = parse_cell_dict({ + "name": "cell", + "elements": { + "anchor_1": {"type": "anchor", "x": 10, "y": 20, "angle": 0, "port_number": 2, "pitch": 12}, + }, + }) + pin_map = {} + + _register_element_pins(pin_map, "anchor_1", spec.elements["anchor_1"], FakeNazca) + + self.assertIn(("anchor_1", "anchor_1_a1"), pin_map) + self.assertIn(("anchor_1", "anchor_1_b1"), pin_map) + self.assertIn(("anchor_1", "anchor_1_a2"), pin_map) + self.assertIn(("anchor_1", "anchor_1_b2"), pin_map) + self.assertEqual(pin_map[("anchor_1", "anchor_1_a1")].a, 180.0) + self.assertEqual(pin_map[("anchor_1", "anchor_1_b1")].a, 0.0) + def test_pdk_metadata_ports_are_registered_as_pins_for_allowed_pdk_roots(self): from mxpic_router.builder import _metadata_pins metadata = {"ports": {"a1": {"x": 0, "y": 0, "a": 180}}} - - self.assertEqual( - _metadata_pins(metadata, r"D:\mxpic\opt_pdk_public\foundries"), - metadata["ports"], + + self.assertEqual( + _metadata_pins(metadata, r"D:\mxpic\opt_pdk_public\foundries"), + metadata["ports"], ) self.assertEqual(_metadata_pins(metadata, r"D:\mxpic\some_project_layout"), {}) @@ -254,30 +254,305 @@ class EdaRouterPinsContractTest(unittest.TestCase): "strt_bend_strt_p2p", ) + def test_route_spacing_detection_handles_crossing_and_endpoint_exceptions(self): + from mxpic_router.builder import ( + ROUTE_ENDPOINT_SPACING_IGNORE, + ROUTE_MIN_SPACING, + _first_spacing_adjusted_route, + _orthogonal_elbow, + _polyline_spacing, + _route_spacing_reference_points, + _route_spacing_check_points, + _spacing_offsets, + _spacing_adjusted_route_points, + ) + from mxpic_router.eda_loader import LinkSpec + + class FakePin: + def __init__(self, x, y, angle): + self.x = x + self.y = y + self.a = angle + + self.assertGreaterEqual( + _polyline_spacing( + [{"x": 0, "y": 0}, {"x": 100, "y": 0}], + [{"x": 0, "y": 12}, {"x": 100, "y": 12}], + ), + ROUTE_MIN_SPACING, + ) + self.assertLess( + _polyline_spacing( + [{"x": 0, "y": 0}, {"x": 100, "y": 0}], + [{"x": 50, "y": -20}, {"x": 50, "y": 20}], + ), + ROUTE_MIN_SPACING, + ) + + device_plan = { + "link": LinkSpec(src_inst="mmi1", src_pin="o1", dst_inst="mmi2", dst_pin="i1"), + "points": [{"x": 0, "y": 0}, {"x": 100, "y": 0}], + } + nearby_port_plan = { + "link": LinkSpec(src_inst="port_1", src_pin="io1", dst_inst="mmi2", dst_pin="i1"), + "points": [{"x": 0, "y": 5}, {"x": 100, "y": 5}], + } + device_check_points = _route_spacing_check_points(device_plan) + nearby_port_check_points = _route_spacing_check_points(nearby_port_plan) + + self.assertEqual(device_check_points[0], {"x": ROUTE_ENDPOINT_SPACING_IGNORE, "y": 0.0}) + self.assertEqual(nearby_port_check_points[0], {"x": ROUTE_ENDPOINT_SPACING_IGNORE, "y": 5.0}) + self.assertLess(_polyline_spacing(device_check_points, nearby_port_check_points), ROUTE_MIN_SPACING) + + adjusted = _spacing_adjusted_route_points( + LinkSpec(width=0.5, radius=10), + FakePin(0, 0, 0), + FakePin(100, 0, 180), + offset=ROUTE_MIN_SPACING, + ) + self.assertEqual(adjusted[0], {"x": 0.0, "y": 0.0}) + self.assertEqual(adjusted[-1], {"x": 100.0, "y": 0.0}) + self.assertEqual(adjusted[2]["y"], ROUTE_MIN_SPACING) + self.assertEqual(adjusted[3]["y"], ROUTE_MIN_SPACING) + + current_plan = { + "link": LinkSpec(src_inst="a", src_pin="o1", dst_inst="b", dst_pin="i1"), + "pin1": FakePin(0, 5, 0), + "pin2": FakePin(100, 5, 180), + "points": [{"x": 0, "y": 5}, {"x": 100, "y": 5}], + } + accepted_below = [{ + "check_points": [{"x": 10, "y": 0}, {"x": 90, "y": 0}], + }] + accepted_above = [{ + "check_points": [{"x": 10, "y": 10}, {"x": 90, "y": 10}], + }] + + self.assertEqual(_spacing_offsets(current_plan, accepted_below)[0], ROUTE_MIN_SPACING / 2.0) + self.assertEqual(_spacing_offsets(current_plan, accepted_above)[0], -ROUTE_MIN_SPACING / 2.0) + adjusted_from_close_route = _first_spacing_adjusted_route(current_plan, accepted_below) + self.assertIsNotNone(adjusted_from_close_route) + self.assertEqual(adjusted_from_close_route["points"][2]["y"], 10.0) + + elbow = _orthogonal_elbow({"x": 0, "y": 0}, 0, {"x": 20, "y": 30}, 270) + self.assertEqual(elbow, {"x": 20.0, "y": 0.0}) + reference = _route_spacing_reference_points( + LinkSpec(), + FakePin(0, 0, 0), + FakePin(20, 30, 270), + ) + self.assertEqual(reference, [{"x": 0.0, "y": 0.0}, {"x": 20.0, "y": 0.0}, {"x": 20.0, "y": 30.0}]) + + def test_automatic_p2p_spacing_detection_does_not_change_geometry_by_default(self): + from mxpic_router.builder import _route_bundle_links + from mxpic_router.eda_loader import LinkSpec + + class FakePin: + def __init__(self, x, y, angle): + self.x = x + self.y = y + self.a = angle + + class FakeRoute: + calls = [] + + def __init__(self, **kwargs): + pass + + def sbend_p2p(self, **kwargs): + self.calls.append(("sbend_p2p", kwargs)) + return self + + def strt_p2p(self, **kwargs): + self.calls.append(("strt_p2p", kwargs)) + return self + + def strt_bend_strt_p2p(self, **kwargs): + self.calls.append(("strt_bend_strt_p2p", kwargs)) + return self + + def put(self): + self.calls.append(("put", {})) + + FakeRoute.calls = [] + links = [ + LinkSpec(src_inst="mmi1", src_pin="b1", dst_inst="port_1", dst_pin="io1"), + LinkSpec(src_inst="mmi2", src_pin="b1", dst_inst="port_1", dst_pin="io2"), + ] + pin_map = { + ("mmi1", "b1"): FakePin(0, 0, 0), + ("port_1", "io1"): FakePin(100, 0, 180), + ("mmi2", "b1"): FakePin(0, 5, 0), + ("port_1", "io2"): FakePin(100, 5, 180), + } + + warnings = [] + _route_bundle_links(links, pin_map, FakeRoute, warnings) + + self.assertEqual([call[0] for call in FakeRoute.calls], ["sbend_p2p", "put", "sbend_p2p", "put"]) + self.assertTrue(any("Detected route spacing below 10um" in warning for warning in warnings)) + self.assertEqual(FakeRoute.calls[0][1]["Lstart"], 10.5) + self.assertEqual(FakeRoute.calls[2][1]["Lstart"], 10.5) + call_names = [call[0] for call in FakeRoute.calls] + self.assertNotIn("strt_bend_strt_p2p", call_names) + self.assertNotIn("strt_p2p", call_names) + + def test_sbend_lstart_spacing_uses_whole_bundle_inner_outer_order(self): + from mxpic_router.builder import _route_bundle_links + from mxpic_router.eda_loader import LinkSpec + + class FakePin: + def __init__(self, x, y, angle): + self.x = x + self.y = y + self.a = angle + + class FakeRoute: + calls = [] + + def __init__(self, **kwargs): + pass + + def sbend_p2p(self, **kwargs): + self.calls.append(("sbend_p2p", kwargs)) + return self + + def put(self): + self.calls.append(("put", {})) + + FakeRoute.calls = [] + links = [ + LinkSpec(src_inst="mmi_top", src_pin="b1", dst_inst="port_top", dst_pin="io1", width=0.5, radius=10), + LinkSpec(src_inst="mmi_top", src_pin="b2", dst_inst="port_mid_top", dst_pin="io1", width=0.5, radius=10), + LinkSpec(src_inst="mmi_bot", src_pin="b1", dst_inst="port_mid_bot", dst_pin="io1", width=0.5, radius=10), + LinkSpec(src_inst="mmi_bot", src_pin="b2", dst_inst="port_bot", dst_pin="io1", width=0.5, radius=10), + ] + pin_map = { + ("mmi_top", "b1"): FakePin(0, 12, 0), + ("port_top", "io1"): FakePin(100, 12, 180), + ("mmi_top", "b2"): FakePin(0, 4, 0), + ("port_mid_top", "io1"): FakePin(100, 4, 180), + ("mmi_bot", "b1"): FakePin(0, -4, 0), + ("port_mid_bot", "io1"): FakePin(100, -4, 180), + ("mmi_bot", "b2"): FakePin(0, -12, 0), + ("port_bot", "io1"): FakePin(100, -12, 180), + } + + _route_bundle_links(links, pin_map, FakeRoute, []) + + lstarts = [call[1]["Lstart"] for call in FakeRoute.calls if call[0] == "sbend_p2p"] + self.assertEqual(lstarts, [21.0, 10.5, 10.5, 21.0]) + + def test_sbend_lstart_spacing_uses_monotonic_order_for_same_direction_fanout(self): + from mxpic_router.builder import _route_bundle_links + from mxpic_router.eda_loader import LinkSpec + + class FakePin: + def __init__(self, x, y, angle): + self.x = x + self.y = y + self.a = angle + + class FakeRoute: + calls = [] + + def __init__(self, **kwargs): + pass + + def sbend_p2p(self, **kwargs): + self.calls.append(("sbend_p2p", kwargs)) + return self + + def put(self): + self.calls.append(("put", {})) + + FakeRoute.calls = [] + links = [ + LinkSpec(src_inst="mmi1", src_pin="b1", dst_inst="port1", dst_pin="io1", width=0.5, radius=10), + LinkSpec(src_inst="mmi1", src_pin="b2", dst_inst="port2", dst_pin="io1", width=0.5, radius=10), + LinkSpec(src_inst="mmi2", src_pin="b1", dst_inst="port3", dst_pin="io1", width=0.5, radius=10), + LinkSpec(src_inst="mmi2", src_pin="b2", dst_inst="port4", dst_pin="io1", width=0.5, radius=10), + ] + pin_map = { + ("mmi1", "b1"): FakePin(0, 40, 0), + ("port1", "io1"): FakePin(100, 20, 180), + ("mmi1", "b2"): FakePin(0, 32, 0), + ("port2", "io1"): FakePin(100, 12, 180), + ("mmi2", "b1"): FakePin(0, 24, 0), + ("port3", "io1"): FakePin(100, 4, 180), + ("mmi2", "b2"): FakePin(0, 16, 0), + ("port4", "io1"): FakePin(100, -4, 180), + } + + _route_bundle_links(links, pin_map, FakeRoute, []) + + lstarts = [call[1]["Lstart"] for call in FakeRoute.calls if call[0] == "sbend_p2p"] + self.assertEqual(lstarts, [42.0, 31.5, 21.0, 10.5]) + + def test_sbend_lstart_step_includes_route_width(self): + from mxpic_router.builder import _route_bundle_links + from mxpic_router.eda_loader import LinkSpec + + class FakePin: + def __init__(self, x, y, angle): + self.x = x + self.y = y + self.a = angle + + class FakeRoute: + calls = [] + + def __init__(self, **kwargs): + pass + + def sbend_p2p(self, **kwargs): + self.calls.append(("sbend_p2p", kwargs)) + return self + + def put(self): + self.calls.append(("put", {})) + + FakeRoute.calls = [] + links = [ + LinkSpec(src_inst="r1", src_pin="b1", dst_inst="p1", dst_pin="io1", width=40, radius=10), + LinkSpec(src_inst="r2", src_pin="b1", dst_inst="p2", dst_pin="io1", width=40, radius=10), + ] + pin_map = { + ("r1", "b1"): FakePin(0, 0, 0), + ("p1", "io1"): FakePin(100, 0, 180), + ("r2", "b1"): FakePin(0, 100, 0), + ("p2", "io1"): FakePin(100, 100, 180), + } + + _route_bundle_links(links, pin_map, FakeRoute, []) + + lstarts = [call[1]["Lstart"] for call in FakeRoute.calls if call[0] == "sbend_p2p"] + self.assertEqual(lstarts, [50.0, 50.0]) + def test_route_backend_falls_back_to_nazca_interconnect_when_forge_is_absent(self): import mxpic_router.builder as builder class FakeInterconnect: calls = [] - - def __init__(self, radius=None, width=None, xs=None, PCB=False): - self.radius = radius - self.width = width - self.xs = xs - self.PCB = PCB - - def strt_p2p(self, **kwargs): - self.calls.append(("strt_p2p", kwargs)) - return "straight" - - def sbend_p2p(self, **kwargs): - self.calls.append(("sbend_p2p", kwargs)) - return "sbend" - - def ubend_p2p(self, **kwargs): - self.calls.append(("ubend_p2p", kwargs)) - return "ubend" - + + def __init__(self, radius=None, width=None, xs=None, PCB=False): + self.radius = radius + self.width = width + self.xs = xs + self.PCB = PCB + + def strt_p2p(self, **kwargs): + self.calls.append(("strt_p2p", kwargs)) + return "straight" + + def sbend_p2p(self, **kwargs): + self.calls.append(("sbend_p2p", kwargs)) + return "sbend" + + def ubend_p2p(self, **kwargs): + self.calls.append(("ubend_p2p", kwargs)) + return "ubend" + def bend_strt_bend_p2p(self, **kwargs): self.calls.append(("bend_strt_bend_p2p", kwargs)) return "bend" @@ -286,23 +561,23 @@ class EdaRouterPinsContractTest(unittest.TestCase): self.calls.append(("strt_bend_strt_p2p", kwargs)) return "straight_bend_straight" - class FakeInterconnects: - Interconnect = FakeInterconnect - - class FakeNazca: - interconnects = FakeInterconnects - - original_import = builder._import_mxpic_forge_route - original_create = builder._NazcaInterconnectRoute._create_interconnect - try: - builder._import_mxpic_forge_route = lambda: (_ for _ in ()).throw(ImportError("no forge")) - builder._NazcaInterconnectRoute._create_interconnect = staticmethod( - lambda **kwargs: FakeInterconnect(**kwargs) - ) - - route_backend = builder._import_route_backend(FakeNazca) - route = route_backend(radius=20, width=0.7, xs="strip", PCB=False) - + class FakeInterconnects: + Interconnect = FakeInterconnect + + class FakeNazca: + interconnects = FakeInterconnects + + original_import = builder._import_mxpic_forge_route + original_create = builder._NazcaInterconnectRoute._create_interconnect + try: + builder._import_mxpic_forge_route = lambda: (_ for _ in ()).throw(ImportError("no forge")) + builder._NazcaInterconnectRoute._create_interconnect = staticmethod( + lambda **kwargs: FakeInterconnect(**kwargs) + ) + + route_backend = builder._import_route_backend(FakeNazca) + route = route_backend(radius=20, width=0.7, xs="strip", PCB=False) + self.assertEqual(route.backend_name, "nazca Interconnect") self.assertEqual(route.strt_p2p(pin1="a", pin2="b", arrow=False), "straight") self.assertEqual( @@ -319,7 +594,7 @@ class EdaRouterPinsContractTest(unittest.TestCase): finally: builder._import_mxpic_forge_route = original_import builder._NazcaInterconnectRoute._create_interconnect = original_create - - -if __name__ == "__main__": - unittest.main() + + +if __name__ == "__main__": + unittest.main()