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Diffstat (limited to 'gerbonara/gerber/tests/test_rs274x.py')
| -rw-r--r-- | gerbonara/gerber/tests/test_rs274x.py | 524 |
1 files changed, 0 insertions, 524 deletions
diff --git a/gerbonara/gerber/tests/test_rs274x.py b/gerbonara/gerber/tests/test_rs274x.py deleted file mode 100644 index 9beaa7b..0000000 --- a/gerbonara/gerber/tests/test_rs274x.py +++ /dev/null @@ -1,524 +0,0 @@ -#! /usr/bin/env python -# -*- coding: utf-8 -*- -# Author: Jan Götte <code@jaseg.de> -import math - -from PIL import Image -import pytest - -from ..rs274x import GerberFile -from ..cam import FileSettings - -from .image_support import * -from .utils import * - -REFERENCE_FILES = [ l.strip() for l in ''' - board_outline.GKO - example_outline_with_arcs.gbr - example_two_square_boxes.gbr - example_coincident_hole.gbr - example_cutin.gbr - example_cutin_multiple.gbr - example_flash_circle.gbr - example_flash_obround.gbr - example_flash_polygon.gbr - example_flash_rectangle.gbr - example_fully_coincident.gbr - example_guess_by_content.g0 - example_holes_dont_clear.gbr - example_level_holes.gbr - example_not_overlapping_contour.gbr - example_not_overlapping_touching.gbr - example_overlapping_contour.gbr - example_overlapping_touching.gbr - example_simple_contour.gbr - example_single_contour_1.gbr - example_single_contour_2.gbr - example_single_contour_3.gbr - example_am_exposure_modifier.gbr - bottom_copper.GBL - bottom_mask.GBS - bottom_silk.GBO - eagle_files/copper_bottom_l4.gbr - eagle_files/copper_inner_l2.gbr - eagle_files/copper_inner_l3.gbr - eagle_files/copper_top_l1.gbr - eagle_files/profile.gbr - eagle_files/silkscreen_bottom.gbr - eagle_files/silkscreen_top.gbr - eagle_files/soldermask_bottom.gbr - eagle_files/soldermask_top.gbr - eagle_files/solderpaste_bottom.gbr - eagle_files/solderpaste_top.gbr - multiline_read.ger - test_fine_lines_x.gbr - test_fine_lines_y.gbr - top_copper.GTL - top_mask.GTS - top_silk.GTO - open_outline_altium.gbr - easyeda/Gerber_TopSolderMaskLayer.GTS - easyeda/Gerber_TopSilkLayer.GTO - easyeda/Gerber_BottomSolderMaskLayer.GBS - easyeda/Gerber_BoardOutline.GKO - easyeda/Gerber_TopLayer.GTL - easyeda/Gerber_BottomLayer.GBL - easyeda/Gerber_TopPasteMaskLayer.GTP - allegro-2/MinnowMax_RevA1_GAF_Gerber/MinnowMax_lyr2.art - allegro-2/MinnowMax_RevA1_GAF_Gerber/MinnowMax_lyr3.art - allegro-2/MinnowMax_RevA1_GAF_Gerber/MinnowMax_fab.art - allegro-2/MinnowMax_RevA1_GAF_Gerber/MinnowMax_lyr10_GAF.art - allegro-2/MinnowMax_RevA1_GAF_Gerber/MinnowMax_lyr7.art - allegro-2/MinnowMax_RevA1_GAF_Gerber/MinnowMax_sps.art - allegro-2/MinnowMax_RevA1_GAF_Gerber/MinnowMax_lyr6.art - allegro-2/MinnowMax_RevA1_GAF_Gerber/MinnowMax_lyr1_GAF.art - allegro-2/MinnowMax_RevA1_GAF_Gerber/MinnowMax_assy.art - allegro-2/MinnowMax_RevA1_GAF_Gerber/MinnowMax_smc_GAF.art - allegro-2/MinnowMax_RevA1_GAF_Gerber/MinnowMax_lyr4.art - allegro-2/MinnowMax_RevA1_GAF_Gerber/MinnowMax_lyr5.art - allegro-2/MinnowMax_RevA1_GAF_Gerber/MinnowMax_bslk.art - allegro-2/MinnowMax_RevA1_GAF_Gerber/MinnowMax_spc.art - allegro-2/MinnowMax_RevA1_GAF_Gerber/MinnowMax_tslk_GAF.art - allegro-2/MinnowMax_RevA1_GAF_Gerber/MinnowMax_lyr8.art - allegro-2/MinnowMax_RevA1_GAF_Gerber/MinnowMax_sms_GAF.art - allegro-2/MinnowMax_RevA1_GAF_Gerber/MinnowMax_lyr9.art - eagle-newer/solderpaste_bottom.gbr - eagle-newer/silkscreen_bottom.gbr - eagle-newer/profile.gbr - eagle-newer/copper_bottom.gbr - eagle-newer/soldermask_top.gbr - eagle-newer/solderpaste_top.gbr - eagle-newer/soldermask_bottom.gbr - eagle-newer/silkscreen_top.gbr - eagle-newer/copper_top.gbr - altium-composite-drill/Gerber/LimeSDR-QPCIe_1v2.G4 - altium-composite-drill/Gerber/LimeSDR-QPCIe_1v2.G9 - altium-composite-drill/Gerber/LimeSDR-QPCIe_1v2.GBL - altium-composite-drill/Gerber/LimeSDR-QPCIe_1v2.GTO - altium-composite-drill/Gerber/LimeSDR-QPCIe_1v2.G11 - altium-composite-drill/Gerber/LimeSDR-QPCIe_1v2.G1 - altium-composite-drill/Gerber/LimeSDR-QPCIe_1v2.GBP - altium-composite-drill/Gerber/LimeSDR-QPCIe_1v2.G2 - altium-composite-drill/Gerber/LimeSDR-QPCIe_1v2.GM15 - altium-composite-drill/Gerber/LimeSDR-QPCIe_1v2.GTS - altium-composite-drill/Gerber/LimeSDR-QPCIe_1v2.G6 - altium-composite-drill/Gerber/LimeSDR-QPCIe_1v2.G7 - altium-composite-drill/Gerber/LimeSDR-QPCIe_1v2.G3 - altium-composite-drill/Gerber/LimeSDR-QPCIe_1v2.GPB - altium-composite-drill/Gerber/LimeSDR-QPCIe_1v2.GM1 - altium-composite-drill/Gerber/LimeSDR-QPCIe_1v2.G12 - altium-composite-drill/Gerber/LimeSDR-QPCIe_1v2.GBS - altium-composite-drill/Gerber/LimeSDR-QPCIe_1v2.GTL - altium-composite-drill/Gerber/LimeSDR-QPCIe_1v2.G10 - altium-composite-drill/Gerber/LimeSDR-QPCIe_1v2.GM14 - altium-composite-drill/Gerber/LimeSDR-QPCIe_1v2.G5 - altium-composite-drill/Gerber/LimeSDR-QPCIe_1v2.GTP - altium-composite-drill/Gerber/LimeSDR-QPCIe_1v2.GBO - altium-composite-drill/Gerber/LimeSDR-QPCIe_1v2.G8 - altium-composite-drill/Gerber/LimeSDR-QPCIe_1v2.GPT - geda/driver.topmask.gbr - geda/controller.top.gbr - geda/controller.bottom.gbr - geda/driver.bottommask.gbr - geda/driver.top.gbr - geda/driver.bottom.gbr - geda/controller.topsilk.gbr - geda/controller.fab.gbr - geda/driver.topsilk.gbr - geda/controller.group3.gbr - geda/controller.topmask.gbr - geda/driver.group5.gbr - geda/controller.bottommask.gbr - geda/driver.fab.gbr - pcb-rnd/power-art.gko - pcb-rnd/power-art.ast - pcb-rnd/power-art.gtl - pcb-rnd/power-art.lht - pcb-rnd/power-art.gto - pcb-rnd/power-art.gtp - pcb-rnd/power-art.asb - pcb-rnd/power-art.gbp - pcb-rnd/power-art.gbs - pcb-rnd/power-art.gbl - pcb-rnd/power-art.fab - pcb-rnd/power-art.gbo - pcb-rnd/power-art.gts - siemens/80101_0125_F200_L04.gdo - siemens/80101_0125_F200_L12_Bottom.gdo - siemens/80101_0125_F200_L11.gdo - siemens/80101_0125_F200_L10.gdo - siemens/80101_0125_F200_SolderPasteTop.gdo - siemens/80101_0125_F200_SoldermaskTop.gdo - siemens/80101_0125_F200_L06.gdo - siemens/80101_0125_F200_L02.gdo - siemens/80101_0125_F200_SilkscreenBottom.gdo - siemens/80101_0125_F200_SoldermaskBottom.gdo - siemens/80101_0125_F200_SolderPasteBottom.gdo - siemens/80101_0125_F200_L03.gdo - siemens/80101_0125_F200_L01_Top.gdo - Target3001/IRNASIoTbank1.2.Bot - Target3001/IRNASIoTbank1.2.Outline - Target3001/IRNASIoTbank1.2.PasteBot - Target3001/IRNASIoTbank1.2.PasteTop - Target3001/IRNASIoTbank1.2.PosiBot - Target3001/IRNASIoTbank1.2.PosiTop - Target3001/IRNASIoTbank1.2.StopBot - Target3001/IRNASIoTbank1.2.StopTop - Target3001/IRNASIoTbank1.2.Top - kicad-older/chibi_2024-Edge.Cuts.gbr - kicad-older/chibi_2024-F.SilkS.gbr - kicad-older/chibi_2024-B.Paste.gbr - kicad-older/chibi_2024-B.Cu.gbr - kicad-older/chibi_2024-F.Mask.gbr - kicad-older/chibi_2024-B.Mask.gbr - kicad-older/chibi_2024-F.Paste.gbr - kicad-older/chibi_2024-B.SilkS.gbr - kicad-older/chibi_2024-F.Cu.gbr - fritzing/combined.gbs - fritzing/combined.gm1 - fritzing/combined.gbl - fritzing/combined.gbo - fritzing/combined.GKO - fritzing/combined.gtl - fritzing/combined.gts - fritzing/combined.gto - siemens-2/Gerber/SoldermaskTop.gdo - siemens-2/Gerber/EtchLayerTop.gdo - siemens-2/Gerber/DrillDrawingThrough.gdo - siemens-2/Gerber/SoldermaskBottom.gdo - siemens-2/Gerber/SolderPasteBottom.gdo - siemens-2/Gerber/SolderPasteTop.gdo - siemens-2/Gerber/EtchLayerBottom.gdo - siemens-2/Gerber/GerberPlot.gpf - siemens-2/Gerber/BoardOutlline.gdo - upverter/design_export.gko - upverter/design_export.gtl - upverter/design_export.gbp - upverter/design_export.gtp - upverter/design_export.gbl - upverter/design_export.gto - upverter/design_export.gbs - upverter/design_export.gts - upverter/design_export.gbo - eagle_files/solderpaste_bottom.gbr - eagle_files/silkscreen_bottom.gbr - eagle_files/profile.gbr - eagle_files/copper_inner_l2.gbr - eagle_files/copper_top_l1.gbr - eagle_files/soldermask_top.gbr - eagle_files/copper_inner_l3.gbr - eagle_files/solderpaste_top.gbr - eagle_files/soldermask_bottom.gbr - eagle_files/copper_bottom_l4.gbr - eagle_files/silkscreen_top.gbr - diptrace/panel_BoardOutline.gbr - diptrace/keyboard_BottomSilk.gbr - diptrace/keyboard_Bottom.gbr - diptrace/mainboard_Top.gbr - diptrace/mainboard_TopMask.gbr - diptrace/mainboard_BoardOutline.gbr - diptrace/mainboard_Bottom.gbr - diptrace/mainboard_BottomMask.gbr - diptrace/keyboard_BottomMask.gbr - diptrace/panel_Bottom.gbr - diptrace/keyboard_BoardOutline.gbr - diptrace/panel_BottomSilk.gbr - diptrace/panel_BottomMask.gbr - diptrace/mainboard_TopSilk.gbr -'''.splitlines() if l ] - -MIN_REFERENCE_FILES = [ - 'example_two_square_boxes.gbr', - 'example_outline_with_arcs.gbr', - 'example_flash_circle.gbr', - 'example_flash_polygon.gbr', - 'example_flash_rectangle.gbr', - 'example_simple_contour.gbr', - 'example_am_exposure_modifier.gbr', - 'bottom_copper.GBL', - 'bottom_silk.GBO', - 'eagle_files/copper_bottom_l4.gbr' - ] - -HAS_ZERO_SIZE_APERTURES = [ - 'bottom_copper.GBL', - 'bottom_silk.GBO', - 'top_copper.GTL', - 'top_silk.GTO', - 'board_outline.GKO', - 'silkscreen_top.gbr', - 'combined.GKO', - 'combined.gto', - 'EtchLayerTop.gdo', - 'EtchLayerBottom.gdo', - 'BoardOutlline.gdo', - ] - - -@filter_syntax_warnings -@pytest.mark.parametrize('reference', REFERENCE_FILES, indirect=True) -def test_round_trip(reference, tmpfile): - tmp_gbr = tmpfile('Output gerber', '.gbr') - - GerberFile.open(reference).save(tmp_gbr) - - mean, _max, hist = gerber_difference(reference, tmp_gbr, diff_out=tmpfile('Difference', '.png')) - assert mean < 5e-5 - assert hist[9] == 0 - assert hist[3:].sum() < 5e-5*hist.size - -@filter_syntax_warnings -@pytest.mark.parametrize('reference', REFERENCE_FILES, indirect=True) -def test_idempotence(reference, tmpfile): - tmp_gbr_1 = tmpfile('First generation output', '.gbr') - tmp_gbr_2 = tmpfile('Second generation output', '.gbr') - - GerberFile.open(reference).save(tmp_gbr_1) - GerberFile.open(tmp_gbr_1).save(tmp_gbr_2) - assert tmp_gbr_1.read_text() == tmp_gbr_2.read_text() - - -TEST_ANGLES = [90, 180, 270, 30, 1.5, 10, 360, 1024, -30, -90] -TEST_OFFSETS = [(0, 0), (100, 0), (0, 100), (2, 0), (10, 100)] - -@filter_syntax_warnings -@pytest.mark.parametrize('reference', MIN_REFERENCE_FILES, indirect=True) -@pytest.mark.parametrize('angle', TEST_ANGLES) -def test_rotation(reference, angle, tmpfile): - if 'flash_rectangle' in str(reference) and angle == 1024: - # gerbv's rendering of this is broken, the hole is missing. - pytest.skip() - - tmp_gbr = tmpfile('Output gerber', '.gbr') - - f = GerberFile.open(reference) - f.rotate(math.radians(angle)) - f.save(tmp_gbr) - - cx, cy = 0, to_gerbv_svg_units(10, unit='inch') - mean, _max, hist = gerber_difference(reference, tmp_gbr, diff_out=tmpfile('Difference', '.png'), - svg_transform=f'rotate({angle} {cx} {cy})') - assert mean < 1e-3 # relax mean criterion compared to above. - assert hist[9] == 0 - -@filter_syntax_warnings -@pytest.mark.parametrize('reference', MIN_REFERENCE_FILES, indirect=True) -@pytest.mark.parametrize('angle', TEST_ANGLES) -@pytest.mark.parametrize('center', [(0, 0), (-10, -10), (10, 10), (10, 0), (0, -10), (-10, 10), (10, 20)]) -def test_rotation_center(reference, angle, center, tmpfile): - if 'flash_rectangle' in str(reference) and angle in (30, 1024): - # gerbv's rendering of this is broken, the hole is missing. - pytest.skip() - - tmp_gbr = tmpfile('Output gerber', '.gbr') - - f = GerberFile.open(reference) - f.rotate(math.radians(angle), center=center) - f.save(tmp_gbr) - - # calculate circle center in SVG coordinates - size = (10, 10) # inches - cx, cy = to_gerbv_svg_units(center[0]), to_gerbv_svg_units(size[1], 'inch')-to_gerbv_svg_units(center[1], 'mm') - mean, _max, hist = gerber_difference(reference, tmp_gbr, diff_out=tmpfile('Difference', '.png'), - svg_transform=f'rotate({angle} {cx} {cy})', - size=size) - assert mean < 1e-3 - assert hist[9] < 50 - assert hist[3:].sum() < 1e-3*hist.size - -@filter_syntax_warnings -@pytest.mark.parametrize('reference', MIN_REFERENCE_FILES, indirect=True) -@pytest.mark.parametrize('offset', TEST_OFFSETS) -def test_offset(reference, offset, tmpfile): - tmp_gbr = tmpfile('Output gerber', '.gbr') - - f = GerberFile.open(reference) - f.offset(*offset) - f.save(tmp_gbr, settings=FileSettings(unit=f.unit, number_format=(4,7))) - - # flip y offset since svg's y axis is flipped compared to that of gerber - dx, dy = to_gerbv_svg_units(offset[0]), -to_gerbv_svg_units(offset[1]) - mean, _max, hist = gerber_difference(reference, tmp_gbr, diff_out=tmpfile('Difference', '.png'), - svg_transform=f'translate({dx} {dy})') - assert mean < 1e-4 - assert hist[9] == 0 - -@filter_syntax_warnings -@pytest.mark.parametrize('reference', MIN_REFERENCE_FILES, indirect=True) -@pytest.mark.parametrize('angle', TEST_ANGLES) -@pytest.mark.parametrize('center', [(0, 0), (10, 0), (0, -10), (10, 20)]) -@pytest.mark.parametrize('offset', [(0, 0), (100, 0), (0, 100), (100, 100), (100, 10)]) -def test_combined(reference, angle, center, offset, tmpfile): - if 'flash_rectangle' in str(reference) and angle in (30, 1024): - # gerbv's rendering of this is broken, the hole is missing. - pytest.skip() - - tmp_gbr = tmpfile('Output gerber', '.gbr') - - f = GerberFile.open(reference) - f.rotate(math.radians(angle), center=center) - f.offset(*offset) - f.save(tmp_gbr, settings=FileSettings(unit=f.unit, number_format=(4,7))) - - size = (10, 10) # inches - cx, cy = to_gerbv_svg_units(center[0]), to_gerbv_svg_units(size[1], 'inch')-to_gerbv_svg_units(center[1], 'mm') - dx, dy = to_gerbv_svg_units(offset[0]), -to_gerbv_svg_units(offset[1]) - mean, _max, hist = gerber_difference(reference, tmp_gbr, diff_out=tmpfile('Difference', '.png'), - svg_transform=f'translate({dx} {dy}) rotate({angle} {cx} {cy})', - size=size) - assert mean < 1e-3 - assert hist[9] < 100 - assert hist[3:].sum() < 1e-3*hist.size - -@filter_syntax_warnings -@pytest.mark.parametrize('file_a', MIN_REFERENCE_FILES) -@pytest.mark.parametrize('file_b', [ - 'example_two_square_boxes.gbr', - 'example_outline_with_arcs.gbr', - 'example_am_exposure_modifier.gbr', - 'bottom_silk.GBO', - 'eagle_files/copper_bottom_l4.gbr', ]) -@pytest.mark.parametrize('angle', [0, 10, 90]) -@pytest.mark.parametrize('offset', [(0, 0, 0, 0), (100, 0, 0, 0), (0, 0, 0, 100), (100, 0, 0, 100)]) -def test_compositing(file_a, file_b, angle, offset, tmpfile, print_on_error): - - # TODO bottom_silk.GBO renders incorrectly with gerbv: the outline does not exist in svg. In GUI, the logo only - # renders at very high magnification. Skip, and once we have our own SVG export maybe use that instead. Or just use - # KiCAD's gerbview. - # TODO check if this and the issue with aperture holes not rendering in test_combined actually are bugs in gerbv - # and fix/report upstream. - if file_a == 'bottom_silk.GBO' or file_b == 'bottom_silk.GBO': - pytest.skip() - - ref_a = reference_path(file_a) - print_on_error('Reference file a:', ref_a) - ref_b = reference_path(file_b) - print_on_error('Reference file b:', ref_b) - - ax, ay, bx, by = offset - grb_a = GerberFile.open(ref_a) - grb_a.rotate(math.radians(angle)) - grb_a.offset(ax, ay) - - grb_b = GerberFile.open(ref_b) - grb_b.offset(bx, by) - - grb_a.merge(grb_b) - tmp_gbr = tmpfile('Output gerber', '.gbr') - grb_a.save(tmp_gbr, settings=FileSettings(unit=grb_a.unit, number_format=(4,7))) - - size = (10, 10) # inches - ax, ay = to_gerbv_svg_units(ax), -to_gerbv_svg_units(ay) - bx, by = to_gerbv_svg_units(bx), -to_gerbv_svg_units(by) - # note that we have to specify cx, cy even if we rotate around the origin since gerber's origin lies at (x=0 - # y=+document size) in SVG's coordinate space because svg's y axis is flipped compared to gerber's. - cx, cy = 0, to_gerbv_svg_units(size[1], 'inch') - mean, _max, hist = gerber_difference_merge(ref_a, ref_b, tmp_gbr, - composite_out=tmpfile('Composite', '.svg'), diff_out=tmpfile('Difference', '.png'), - svg_transform1=f'translate({ax} {ay}) rotate({angle} {cx} {cy})', - svg_transform2=f'translate({bx} {by})', - size=size) - assert mean < 1e-3 - assert hist[9] < 100 - assert hist[3:].sum() < 1e-3*hist.size - -@filter_syntax_warnings -@pytest.mark.parametrize('reference', REFERENCE_FILES, indirect=True) -def test_svg_export(reference, tmpfile): - if reference.name in ('silkscreen_bottom.gbr', 'silkscreen_top.gbr', 'top_silk.GTO'): - # Some weird svg rendering artifact. Might be caused by mismatching svg units between gerbv and us. Result looks - # fine though. - pytest.skip() - - if reference.name == 'MinnowMax_assy.art': - # This leads to worst-case performance in resvg, this testcase takes over 1h to finish. So skip. - pytest.skip() - - grb = GerberFile.open(reference) - - bounds = (0.0, 0.0), (6.0, 6.0) # bottom left, top right - - out_svg = tmpfile('Output', '.svg') - with open(out_svg, 'w') as f: - f.write(str(grb.to_svg(force_bounds=bounds, arg_unit='inch', fg='black', bg='white'))) - - # NOTE: Instead of having gerbv directly export a PNG, we ask gerbv to output SVG which we then rasterize using - # resvg. We have to do this since gerbv's built-in cairo-based PNG export has severe aliasing issues. In contrast, - # using resvg for both allows an apples-to-apples comparison of both results. - ref_svg = tmpfile('Reference export', '.svg') - ref_png = tmpfile('Reference render', '.png') - gerbv_export(reference, ref_svg, origin=bounds[0], size=bounds[1], fg='#000000', bg='#ffffff') - svg_to_png(ref_svg, ref_png, dpi=300, bg='white') - - out_png = tmpfile('Output render', '.png') - svg_to_png(out_svg, out_png, dpi=300, bg='white') - - if reference.name in HAS_ZERO_SIZE_APERTURES: - # gerbv does not render these correctly. - return - - mean, _max, hist = image_difference(ref_png, out_png, diff_out=tmpfile('Difference', '.png')) - assert hist[9] < 1 - if 'Minnow' in reference.name or 'LimeSDR' in reference.name or '80101_0125_F200' in reference.name: - # This is a dense design with lots of traces, leading to lots of aliasing artifacts. - assert mean < 10e-3 - assert hist[4:].sum() < 1e-2*hist.size - else: - assert mean < 1.2e-3 - assert hist[3:].sum() < 1e-3*hist.size - -# FIXME test svg margin, bounding box computation - -@filter_syntax_warnings -@pytest.mark.parametrize('reference', REFERENCE_FILES, indirect=True) -def test_bounding_box(reference, tmpfile): - if reference.name == 'MinnowMax_assy.art': - # This leads to worst-case performance in resvg, this testcase takes over 1h to finish. So skip. - pytest.skip() - # skip this check on files that contain lines with a zero-size aperture at the board edge - if any(reference.match(f'*/{f}') for f in HAS_ZERO_SIZE_APERTURES): - pytest.skip() - - margin = 1.0 # inch - dpi = 200 - margin_px = int(dpi*margin) # intentionally round down to avoid aliasing artifacts - - grb = GerberFile.open(reference) - - if grb.is_empty: - pytest.skip() - - out_svg = tmpfile('Output', '.svg') - with open(out_svg, 'w') as f: - f.write(str(grb.to_svg(margin=margin, arg_unit='inch', fg='white', bg='black'))) - - out_png = tmpfile('Render', '.png') - svg_to_png(out_svg, out_png, dpi=dpi) - - img = np.array(Image.open(out_png)) - img = img[:, :, :3].mean(axis=2) # drop alpha and convert to grayscale - img = np.round(img).astype(int) # convert to int - assert (img > 0).any() # there must be some content, none of the test gerbers are completely empty. - cols = img.sum(axis=1) - rows = img.sum(axis=0) - col_prefix, col_suffix = np.argmax(cols > 0), np.argmax(cols[::-1] > 0) - row_prefix, row_suffix = np.argmax(rows > 0), np.argmax(rows[::-1] > 0) - print('cols:', col_prefix, col_suffix) - print('rows:', row_prefix, row_suffix) - - # Check that all margins are completely black and that the content touches the margins. Allow for some tolerance to - # allow for antialiasing artifacts and for things like very thin features. - assert margin_px-2 <= col_prefix <= margin_px+2 - assert margin_px-2 <= col_suffix <= margin_px+2 - assert margin_px-2 <= row_prefix <= margin_px+2 - assert margin_px-2 <= row_suffix <= margin_px+2 - -@filter_syntax_warnings -def test_syntax_error(): - ref = reference_path('test_syntax_error.gbr') - with pytest.raises(SyntaxError) as exc_info: - GerberFile.open(ref) - - assert 'test_syntax_error.gbr' in exc_info.value.msg - assert '7' in exc_info.value.msg # lineno - |