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#!/usr/bin/env python
# -*- coding: utf-8 -*-
# Copyright 2019 Hiroshi Murayama <opiopan@gmail.com>
import os
import tempfile
from pathlib import Path
from contextlib import contextmanager
import unittest
from ... import panelize
from ...utils import inch, metric
class TestExcellon(unittest.TestCase):
@classmethod
def setUpClass(cls):
here = Path(__file__).parent
cls.EXPECTSDIR = here / 'expects'
cls.METRIC_FILE = here / 'data' / 'ref_dxf_metric.dxf'
cls.INCH_FILE = here / 'data' / 'ref_dxf_inch.dxf'
cls.COMPLEX_FILE = here / 'data' / 'ref_dxf_complex.dxf'
@contextmanager
def _check_result(self, reference_fn):
with tempfile.NamedTemporaryFile('rb') as tmp_out:
yield tmp_out.name
actual = tmp_out.read()
expected = (self.EXPECTSDIR / reference_fn).read_bytes()
self.assertEqual(actual, expected)
def test_save_line(self):
with self._check_result('dxf_save_line.gtl') as outfile:
dxf = panelize.read(self.METRIC_FILE)
dxf.draw_mode = dxf.DM_LINE
dxf.width = 0.2
dxf.write(outfile)
def test_save_fill(self):
with self._check_result('dxf_save_fill.gtl') as outfile:
dxf = panelize.read(self.METRIC_FILE)
dxf.draw_mode = dxf.DM_FILL
dxf.write(outfile)
def test_save_fill_simple(self):
with self._check_result('dxf_save_fill_simple.gtl') as outfile:
dxf = panelize.read(self.METRIC_FILE)
dxf.draw_mode = dxf.DM_FILL
dxf.fill_mode = dxf.FM_SIMPLE
dxf.write(outfile)
def test_save_mousebites(self):
with self._check_result('dxf_save_mousebites.gtl') as outfile:
dxf = panelize.read(self.METRIC_FILE)
dxf.draw_mode = dxf.DM_MOUSE_BITES
dxf.width = 0.5
dxf.pitch = 1.4
dxf.write(outfile)
def test_save_excellon(self):
with self._check_result('dxf_save_line.txt') as outfile:
dxf = panelize.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)
def test_save_excellon_mousebites(self):
with self._check_result('dxf_save_mousebites.txt') as outfile:
dxf = panelize.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)
def test_to_inch(self):
with self._check_result('dxf_to_inch.gtl') as outfile:
dxf = panelize.read(self.METRIC_FILE)
dxf.to_inch()
dxf.format = (2, 5)
dxf.write(outfile)
def _test_to_metric(self):
with self._check_result('dxf_to_metric.gtl') as outfile:
dxf = panelize.read(self.INCH_FILE)
dxf.to_metric()
dxf.format = (3, 5)
dxf.write(outfile)
def test_offset(self):
with self._check_result('dxf_offset.gtl') as outfile:
dxf = panelize.read(self.METRIC_FILE)
dxf.offset(11, 5)
dxf.write(outfile)
def test_rotate(self):
with self._check_result('dxf_rotate.gtl') as outfile:
dxf = panelize.read(self.METRIC_FILE)
dxf.rotate(20, (10, 10))
dxf.write(outfile)
def test_rectangle_metric(self):
with self._check_result('dxf_rectangle_metric.gtl') as outfile:
dxf = panelize.DxfFile.rectangle(width=10, height=10, units='metric')
dxf.write(outfile)
def test_rectangle_inch(self):
with self._check_result('dxf_rectangle_inch.gtl') as outfile:
dxf = panelize.DxfFile.rectangle(width=inch(10), height=inch(10), units='inch')
dxf.write(outfile)
def test_complex_fill(self):
with self._check_result('dxf_complex_fill.gtl') as outfile:
dxf = panelize.read(self.COMPLEX_FILE)
dxf.draw_mode = dxf.DM_FILL
dxf.write(outfile)
def test_complex_fill_flip(self):
with self._check_result('dxf_complex_fill_flip.gtl') as outfile:
ctx = panelize.GerberComposition()
base = panelize.rectangle(width=100, height=100, left=0, bottom=0, units='metric')
base.draw_mode = base.DM_FILL
ctx.merge(base)
dxf = panelize.read(self.COMPLEX_FILE)
dxf.negate_polarity()
dxf.draw_mode = dxf.DM_FILL
ctx.merge(dxf)
ctx.dump(outfile)
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