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# -*- coding: utf-8 -*-
#
# Copyright 2022 Jan Götte <code@jaseg.de>
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
import sys
import math
import subprocess
import tempfile
from pathlib import Path
import gerbonara
import pytest
REFERENCE_GERBERS = ['test_gerber_8seg.zip']
REFERENCE_SVGS = ['svg_feature_test.svg']
reference_path = lambda reference: Path(__file__).parent / 'resources' / str(reference)
def run_command(*args):
try:
proc = subprocess.run(args, check=True, capture_output=True)
print(proc.stdout.decode())
print(proc.stderr.decode(), file=sys.stderr)
except subprocess.CalledProcessError as e:
print(e.stdout.decode())
print(e.stderr.decode(), file=sys.stderr)
raise
def test_template_round_trip():
with tempfile.NamedTemporaryFile(suffix='.svg') as out_svg,\
tempfile.TemporaryDirectory() as out_dir:
run_command('python3', '-m', 'gerbolyze', 'empty-template', '--force', out_svg.name)
run_command('python3', '-m', 'gerbolyze', 'convert', out_svg.name, out_dir)
def test_zip_write():
with tempfile.NamedTemporaryFile(suffix='.svg') as out_svg,\
tempfile.NamedTemporaryFile(suffix='.zip') as out_zip:
run_command('python3', '-m', 'gerbolyze', 'empty-template', '--force', out_svg.name)
run_command('python3', '-m', 'gerbolyze', 'convert', out_svg.name, out_zip.name)
@pytest.mark.parametrize('reference', REFERENCE_SVGS)
def test_complex_conversion(reference):
infile = reference_path(reference)
with tempfile.NamedTemporaryFile(suffix='.zip') as out_zip:
run_command('python3', '-m', 'gerbolyze', 'convert', infile, out_zip.name)
run_command('python3', '-m', 'gerbolyze', 'convert', '--pattern-complete-tiles-only', '--use-apertures-for-patterns', infile, out_zip.name)
@pytest.mark.parametrize('reference', REFERENCE_GERBERS)
def test_template(reference):
with tempfile.NamedTemporaryFile(suffix='.zip') as out_svg:
infile = reference_path(reference)
run_command('python3', '-m', 'gerbolyze', 'template', '--top', '--force', infile, out_svg.name)
run_command('python3', '-m', 'gerbolyze', 'template', '--bottom', '--force', '--vector', infile, out_svg.name)
def test_paste():
in_gerbers = reference_path('layers-gerber')
top_overlay = reference_path('tpl-top.svg')
bottom_overlay = reference_path('tpl-bottom.svg')
with tempfile.TemporaryDirectory() as intermediate_gerbers,\
tempfile.TemporaryDirectory() as output_gerbers:
run_command('python3', '-m', 'gerbolyze', 'paste', '--log-level', 'debug', '--no-subtract', in_gerbers, top_overlay, intermediate_gerbers)
run_command('python3', '-m', 'gerbolyze', 'paste', '--log-level', 'debug', '--no-subtract', intermediate_gerbers, bottom_overlay, output_gerbers)
stack_old = gerbonara.layers.LayerStack.open(in_gerbers)
stack_new = gerbonara.layers.LayerStack.open(output_gerbers)
for (side, use), layer_old in stack_old.graphic_layers.items():
if use == 'outline':
continue
layer_new = stack_new[side, use]
bbox_old = layer_old.bounding_box(gerbonara.utils.MM)
bbox_new = layer_new.bounding_box(gerbonara.utils.MM)
e = 0.8
assert math.isclose(bbox_new[0][0], bbox_old[0][0]-e, abs_tol=0.1)
assert math.isclose(bbox_new[0][1], bbox_old[0][1]-e, abs_tol=0.1)
assert math.isclose(bbox_new[1][0], bbox_old[1][0]+e, abs_tol=0.1)
assert math.isclose(bbox_new[1][1], bbox_old[1][1]+e, abs_tol=0.1)
def test_convert_layers():
infile = reference_path('layers.svg')
with tempfile.TemporaryDirectory() as out_dir:
run_command('python3', '-m', 'gerbolyze', 'convert', infile, out_dir)
stack = gerbonara.layers.LayerStack.open(out_dir)
for layer, dia in {
'top paste': 0.100,
'top silk': 0.110,
'top mask': 0.120,
'top copper': 0.130,
'bottom copper': 0.140,
'bottom mask': 0.150,
'bottom silk': 0.160,
'bottom paste': 0.170,
'mechanical outline': 0.09}.items():
assert set(round(ap.diameter, 4) for ap in stack[layer].apertures) == {dia}
# Note: svg-flatten rounds these diameters to the geometric tolerance given on the command line (0.01mm by
# default).
assert stack.drill_pth.drill_sizes() == [0.7]
assert stack.drill_npth.drill_sizes() == [0.5]
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