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#!/usr/bin/env python
# -*- coding: utf-8 -*-
# Copyright 2019 Hiroshi Murayama <opiopan@gmail.com>
import os
import unittest
import gerberex
from gerber.utils import inch, metric
class TestExcellon(unittest.TestCase):
@classmethod
def setUpClass(cls):
os.chdir(os.path.dirname(__file__))
cls.INDIR = 'data'
cls.OUTDIR = 'outputs'
cls.EXPECTSDIR = 'expects'
cls.OUTPREFIX = 'dxf_'
cls.METRIC_FILE = os.path.join(cls.INDIR, 'ref_dxf_metric.dxf')
cls.INCH_FILE = os.path.join(cls.INDIR, 'ref_dxf_inch.dxf')
cls.COMPLEX_FILE = os.path.join(cls.INDIR, 'ref_dxf_complex.dxf')
try:
os.mkdir(cls.OUTDIR)
except FileExistsError:
pass
def _checkResult(self, file):
with open(file, 'r') as f:
data = f.read()
with open(os.path.join(self.EXPECTSDIR, os.path.basename(file)), 'r') as f:
expect = f.read()
self.assertEqual(data, expect)
def test_save_line(self):
outfile = os.path.join(self.OUTDIR, self.OUTPREFIX + 'save_line.gtl')
dxf = gerberex.read(self.METRIC_FILE)
dxf.draw_mode = dxf.DM_LINE
dxf.width = 0.2
dxf.write(outfile)
self._checkResult(outfile)
def test_save_fill(self):
outfile = os.path.join(self.OUTDIR, self.OUTPREFIX + 'save_fill.gtl')
dxf = gerberex.read(self.METRIC_FILE)
dxf.draw_mode = dxf.DM_FILL
dxf.write(outfile)
self._checkResult(outfile)
def test_save_fill_simple(self):
outfile = os.path.join(self.OUTDIR, self.OUTPREFIX + 'save_fill_simple.gtl')
dxf = gerberex.read(self.METRIC_FILE)
dxf.draw_mode = dxf.DM_FILL
dxf.fill_mode = dxf.FM_SIMPLE
dxf.write(outfile)
self._checkResult(outfile)
def test_save_mousebites(self):
outfile = os.path.join(self.OUTDIR, self.OUTPREFIX + 'save_mousebites.gtl')
dxf = gerberex.read(self.METRIC_FILE)
dxf.draw_mode = dxf.DM_MOUSE_BITES
dxf.width = 0.5
dxf.pitch = 1.4
dxf.write(outfile)
self._checkResult(outfile)
def test_save_excellon(self):
outfile = os.path.join(
self.OUTDIR, self.OUTPREFIX + 'save_line.txt')
dxf = gerberex.read(self.METRIC_FILE)
dxf.draw_mode = dxf.DM_LINE
dxf.format = (3,3)
dxf.width = 0.2
dxf.write(outfile, filetype=dxf.FT_EXCELLON)
self._checkResult(outfile)
def test_save_excellon_mousebites(self):
outfile = os.path.join(
self.OUTDIR, self.OUTPREFIX + 'save_mousebites.txt')
dxf = gerberex.read(self.METRIC_FILE)
dxf.draw_mode = dxf.DM_MOUSE_BITES
dxf.format = (3, 3)
dxf.width = 0.5
dxf.pitch = 1.4
dxf.write(outfile, filetype=dxf.FT_EXCELLON)
self._checkResult(outfile)
def test_to_inch(self):
outfile = os.path.join(self.OUTDIR, self.OUTPREFIX + 'to_inch.gtl')
dxf = gerberex.read(self.METRIC_FILE)
dxf.to_inch()
dxf.format = (2, 5)
dxf.write(outfile)
self._checkResult(outfile)
def _test_to_metric(self):
outfile = os.path.join(self.OUTDIR, self.OUTPREFIX + 'to_metric.gtl')
dxf = gerberex.read(self.INCH_FILE)
dxf.to_metric()
dxf.format = (3, 5)
dxf.write(outfile)
self._checkResult(outfile)
def test_offset(self):
outfile = os.path.join(self.OUTDIR, self.OUTPREFIX + 'offset.gtl')
dxf = gerberex.read(self.METRIC_FILE)
dxf.offset(11, 5)
dxf.write(outfile)
self._checkResult(outfile)
def test_rotate(self):
outfile = os.path.join(self.OUTDIR, self.OUTPREFIX + 'rotate.gtl')
dxf = gerberex.read(self.METRIC_FILE)
dxf.rotate(20, (10, 10))
dxf.write(outfile)
self._checkResult(outfile)
def test_rectangle_metric(self):
outfile = os.path.join(self.OUTDIR, self.OUTPREFIX + 'rectangle_metric.gtl')
dxf = gerberex.DxfFile.rectangle(width=10, height=10, units='metric')
dxf.write(outfile)
self._checkResult(outfile)
def test_rectangle_inch(self):
outfile = os.path.join(
self.OUTDIR, self.OUTPREFIX + 'rectangle_inch.gtl')
dxf = gerberex.DxfFile.rectangle(width=inch(10), height=inch(10), units='inch')
dxf.write(outfile)
self._checkResult(outfile)
def test_complex_fill(self):
outfile = os.path.join(self.OUTDIR, self.OUTPREFIX + 'complex_fill.gtl')
dxf = gerberex.read(self.COMPLEX_FILE)
dxf.draw_mode = dxf.DM_FILL
dxf.write(outfile)
self._checkResult(outfile)
def test_complex_fill_flip(self):
outfile = os.path.join(
self.OUTDIR, self.OUTPREFIX + 'complex_fill_flip.gtl')
ctx = gerberex.GerberComposition()
base = gerberex.rectangle(width=100, height=100, left=0, bottom=0, units='metric')
base.draw_mode = base.DM_FILL
ctx.merge(base)
dxf = gerberex.read(self.COMPLEX_FILE)
dxf.negate_polarity()
dxf.draw_mode = dxf.DM_FILL
ctx.merge(dxf)
ctx.dump(outfile)
self._checkResult(outfile)
if __name__ == '__main__':
unittest.main()
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