diff options
Diffstat (limited to 'gerber/tests')
| -rw-r--r-- | gerber/tests/golden/example_am_exposure_modifier.png | bin | 0 -> 10091 bytes | |||
| -rw-r--r-- | gerber/tests/golden/example_holes_dont_clear.png | bin | 0 -> 11552 bytes | |||
| -rw-r--r-- | gerber/tests/golden/example_two_square_boxes.gbr | 16 | ||||
| -rw-r--r-- | gerber/tests/resources/example_am_exposure_modifier.gbr | 16 | ||||
| -rw-r--r-- | gerber/tests/resources/example_holes_dont_clear.gbr | 13 | ||||
| -rw-r--r-- | gerber/tests/test_cairo_backend.py | 17 | ||||
| -rw-r--r-- | gerber/tests/test_primitives.py | 18 | ||||
| -rw-r--r-- | gerber/tests/test_rs274x_backend.py | 185 |
8 files changed, 254 insertions, 11 deletions
diff --git a/gerber/tests/golden/example_am_exposure_modifier.png b/gerber/tests/golden/example_am_exposure_modifier.png Binary files differnew file mode 100644 index 0000000..dac951f --- /dev/null +++ b/gerber/tests/golden/example_am_exposure_modifier.png diff --git a/gerber/tests/golden/example_holes_dont_clear.png b/gerber/tests/golden/example_holes_dont_clear.png Binary files differnew file mode 100644 index 0000000..7efb67b --- /dev/null +++ b/gerber/tests/golden/example_holes_dont_clear.png diff --git a/gerber/tests/golden/example_two_square_boxes.gbr b/gerber/tests/golden/example_two_square_boxes.gbr new file mode 100644 index 0000000..b5c60d1 --- /dev/null +++ b/gerber/tests/golden/example_two_square_boxes.gbr @@ -0,0 +1,16 @@ +%FSLAX25Y25*% +%MOMM*% +%ADD10C,0.01*% +D10* +%LPD*% +G01X0Y0D02* +X500000D01* +Y500000D01* +X0D01* +Y0D01* +X600000D02* +X1100000D01* +Y500000D01* +X600000D01* +Y0D01* +M02* diff --git a/gerber/tests/resources/example_am_exposure_modifier.gbr b/gerber/tests/resources/example_am_exposure_modifier.gbr new file mode 100644 index 0000000..5f3f3dd --- /dev/null +++ b/gerber/tests/resources/example_am_exposure_modifier.gbr @@ -0,0 +1,16 @@ +G04 Umaco example for exposure modifier and clearing area* +%FSLAX26Y26*% +%MOIN*% +%AMSQUAREWITHHOLE* +21,0.1,1,1,0,0,0* +1,0,0.5,0,0*% +%ADD10SQUAREWITHHOLE*% +%ADD11C,1*% +G01* +%LPD*% +D11* +X-1000000Y-250000D02* +X1000000Y250000D01* +D10* +X0Y0D03* +M02*
\ No newline at end of file diff --git a/gerber/tests/resources/example_holes_dont_clear.gbr b/gerber/tests/resources/example_holes_dont_clear.gbr new file mode 100644 index 0000000..deeebd0 --- /dev/null +++ b/gerber/tests/resources/example_holes_dont_clear.gbr @@ -0,0 +1,13 @@ +G04 Demonstrates that apertures with holes do not clear the area - only the aperture hole* +%FSLAX26Y26*% +%MOIN*% +%ADD10C,1X0.5*% +%ADD11C,0.1*% +G01* +%LPD*% +D11* +X-1000000Y-250000D02* +X1000000Y250000D01* +D10* +X0Y0D03* +M02*
\ No newline at end of file diff --git a/gerber/tests/test_cairo_backend.py b/gerber/tests/test_cairo_backend.py index 38cffba..f358235 100644 --- a/gerber/tests/test_cairo_backend.py +++ b/gerber/tests/test_cairo_backend.py @@ -6,7 +6,7 @@ import io import os from ..render.cairo_backend import GerberCairoContext -from ..rs274x import read, GerberFile +from ..rs274x import read from .tests import * from nose.tools import assert_tuple_equal @@ -121,7 +121,20 @@ def test_flash_obround(): def test_flash_polygon(): """Umaco example a simple polygon flash with and without a hole""" - _test_render('resources/example_flash_polygon.gbr', 'golden/example_flash_polygon.png', 'golden/example_flash_polygon.png') + _test_render('resources/example_flash_polygon.gbr', 'golden/example_flash_polygon.png') + + +def test_holes_dont_clear(): + """Umaco example that an aperture with a hole does not clear the area""" + + _test_render('resources/example_holes_dont_clear.gbr', 'golden/example_holes_dont_clear.png') + + +def test_render_am_exposure_modifier(): + """Umaco example that an aperture macro with a hole does not clear the area""" + + _test_render('resources/example_am_exposure_modifier.gbr', 'golden/example_am_exposure_modifier.png') + def _resolve_path(path): return os.path.join(os.path.dirname(__file__), diff --git a/gerber/tests/test_primitives.py b/gerber/tests/test_primitives.py index bc67891..61cf22d 100644 --- a/gerber/tests/test_primitives.py +++ b/gerber/tests/test_primitives.py @@ -256,18 +256,18 @@ def test_circle_conversion(): c.to_metric() #shouldn't do antyhing assert_equal(c.position, (2.54, 25.4)) assert_equal(c.diameter, 254.) - assert_equal(c.hole_diameter, 0.) + assert_equal(c.hole_diameter, None) c.to_inch() assert_equal(c.position, (0.1, 1.)) assert_equal(c.diameter, 10.) - assert_equal(c.hole_diameter, 0) + assert_equal(c.hole_diameter, None) #no effect c.to_inch() assert_equal(c.position, (0.1, 1.)) assert_equal(c.diameter, 10.) - assert_equal(c.hole_diameter, 0) + assert_equal(c.hole_diameter, None) # Circle initially metric, with hole c = Circle((2.54, 25.4), 254.0, 127.0, units='metric') @@ -294,18 +294,18 @@ def test_circle_conversion(): c.to_inch() assert_equal(c.position, (0.1, 1.)) assert_equal(c.diameter, 10.) - assert_equal(c.hole_diameter, 0) + assert_equal(c.hole_diameter, None) c.to_metric() assert_equal(c.position, (2.54, 25.4)) assert_equal(c.diameter, 254.) - assert_equal(c.hole_diameter, 0) + assert_equal(c.hole_diameter, None) #no effect c.to_metric() assert_equal(c.position, (2.54, 25.4)) assert_equal(c.diameter, 254.) - assert_equal(c.hole_diameter, 0) + assert_equal(c.hole_diameter, None) c = Circle((0.1, 1.0), 10.0, 5.0, units='inch') #No effect @@ -820,12 +820,12 @@ def test_polygon_ctor(): test_cases = (((0,0), 3, 5, 0), ((0, 0), 5, 6, 0), ((1,1), 7, 7, 45)) - for pos, sides, radius, hole_radius in test_cases: - p = Polygon(pos, sides, radius, hole_radius) + for pos, sides, radius, hole_diameter in test_cases: + p = Polygon(pos, sides, radius, hole_diameter) assert_equal(p.position, pos) assert_equal(p.sides, sides) assert_equal(p.radius, radius) - assert_equal(p.hole_radius, hole_radius) + assert_equal(p.hole_diameter, hole_diameter) def test_polygon_bounds(): """ Test polygon bounding box calculation diff --git a/gerber/tests/test_rs274x_backend.py b/gerber/tests/test_rs274x_backend.py new file mode 100644 index 0000000..89512f0 --- /dev/null +++ b/gerber/tests/test_rs274x_backend.py @@ -0,0 +1,185 @@ +#! /usr/bin/env python +# -*- coding: utf-8 -*- + +# Author: Garret Fick <garret@ficksworkshop.com> +import io +import os + +from ..render.rs274x_backend import Rs274xContext +from ..rs274x import read +from .tests import * + +def test_render_two_boxes(): + """Umaco exapmle of two boxes""" + _test_render('resources/example_two_square_boxes.gbr', 'golden/example_two_square_boxes.gbr') + + +def _test_render_single_quadrant(): + """Umaco exapmle of a single quadrant arc""" + + # TODO there is probably a bug here + _test_render('resources/example_single_quadrant.gbr', 'golden/example_single_quadrant.gbr') + + +def _test_render_simple_contour(): + """Umaco exapmle of a simple arrow-shaped contour""" + _test_render('resources/example_simple_contour.gbr', 'golden/example_simple_contour.gbr') + + +def _test_render_single_contour_1(): + """Umaco example of a single contour + + The resulting image for this test is used by other tests because they must generate the same output.""" + _test_render('resources/example_single_contour_1.gbr', 'golden/example_single_contour.gbr') + + +def _test_render_single_contour_2(): + """Umaco exapmle of a single contour, alternate contour end order + + The resulting image for this test is used by other tests because they must generate the same output.""" + _test_render('resources/example_single_contour_2.gbr', 'golden/example_single_contour.gbr') + + +def _test_render_single_contour_3(): + """Umaco exapmle of a single contour with extra line""" + _test_render('resources/example_single_contour_3.gbr', 'golden/example_single_contour_3.gbr') + + +def _test_render_not_overlapping_contour(): + """Umaco example of D02 staring a second contour""" + _test_render('resources/example_not_overlapping_contour.gbr', 'golden/example_not_overlapping_contour.gbr') + + +def _test_render_not_overlapping_touching(): + """Umaco example of D02 staring a second contour""" + _test_render('resources/example_not_overlapping_touching.gbr', 'golden/example_not_overlapping_touching.gbr') + + +def _test_render_overlapping_touching(): + """Umaco example of D02 staring a second contour""" + _test_render('resources/example_overlapping_touching.gbr', 'golden/example_overlapping_touching.gbr') + + +def _test_render_overlapping_contour(): + """Umaco example of D02 staring a second contour""" + _test_render('resources/example_overlapping_contour.gbr', 'golden/example_overlapping_contour.gbr') + + +def _DISABLED_test_render_level_holes(): + """Umaco example of using multiple levels to create multiple holes""" + + # TODO This is clearly rendering wrong. I'm temporarily checking this in because there are more + # rendering fixes in the related repository that may resolve these. + _test_render('resources/example_level_holes.gbr', 'golden/example_overlapping_contour.gbr') + + +def _DISABLED_test_render_cutin(): + """Umaco example of using a cutin""" + + # TODO This is clearly rendering wrong. + _test_render('resources/example_cutin.gbr', 'golden/example_cutin.gbr') + + +def _test_render_fully_coincident(): + """Umaco example of coincident lines rendering two contours""" + + _test_render('resources/example_fully_coincident.gbr', 'golden/example_fully_coincident.gbr') + + +def _test_render_coincident_hole(): + """Umaco example of coincident lines rendering a hole in the contour""" + + _test_render('resources/example_coincident_hole.gbr', 'golden/example_coincident_hole.gbr') + + +def _test_render_cutin_multiple(): + """Umaco example of a region with multiple cutins""" + + _test_render('resources/example_cutin_multiple.gbr', 'golden/example_cutin_multiple.gbr') + + +def _test_flash_circle(): + """Umaco example a simple circular flash with and without a hole""" + + _test_render('resources/example_flash_circle.gbr', 'golden/example_flash_circle.gbr') + + +def _test_flash_rectangle(): + """Umaco example a simple rectangular flash with and without a hole""" + + _test_render('resources/example_flash_rectangle.gbr', 'golden/example_flash_rectangle.gbr') + + +def _test_flash_obround(): + """Umaco example a simple obround flash with and without a hole""" + + _test_render('resources/example_flash_obround.gbr', 'golden/example_flash_obround.gbr') + + +def _test_flash_polygon(): + """Umaco example a simple polygon flash with and without a hole""" + + _test_render('resources/example_flash_polygon.gbr', 'golden/example_flash_polygon.gbr') + + +def _test_holes_dont_clear(): + """Umaco example that an aperture with a hole does not clear the area""" + + _test_render('resources/example_holes_dont_clear.gbr', 'golden/example_holes_dont_clear.gbr') + + +def _test_render_am_exposure_modifier(): + """Umaco example that an aperture macro with a hole does not clear the area""" + + _test_render('resources/example_am_exposure_modifier.gbr', 'golden/example_am_exposure_modifier.gbr') + + +def _resolve_path(path): + return os.path.join(os.path.dirname(__file__), + path) + + +def _test_render(gerber_path, png_expected_path, create_output_path = None): + """Render the gerber file and compare to the expected PNG output. + + Parameters + ---------- + gerber_path : string + Path to Gerber file to open + png_expected_path : string + Path to the PNG file to compare to + create_output : string|None + If not None, write the generated PNG to the specified path. + This is primarily to help with + """ + + gerber_path = _resolve_path(gerber_path) + png_expected_path = _resolve_path(png_expected_path) + if create_output_path: + create_output_path = _resolve_path(create_output_path) + + gerber = read(gerber_path) + + # Create GBR output from the input file + ctx = Rs274xContext(gerber.settings) + gerber.render(ctx) + + actual_contents = ctx.dump() + + # If we want to write the file bytes, do it now. This happens + if create_output_path: + with open(create_output_path, 'wb') as out_file: + out_file.write(actual_contents.getvalue()) + # Creating the output is dangerous - it could overwrite the expected result. + # So if we are creating the output, we make the test fail on purpose so you + # won't forget to disable this + assert_false(True, 'Test created the output %s. This needs to be disabled to make sure the test behaves correctly' % (create_output_path,)) + + # Read the expected PNG file + + with open(png_expected_path, 'r') as expected_file: + expected_contents = expected_file.read() + + assert_equal(expected_contents, actual_contents.getvalue()) + + return gerber |
