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#! /usr/bin/env python
# -*- coding: utf-8 -*-
# Author: Hamilton Kibbe <ham@hamiltonkib.be>
import os
from ..cam import FileSettings
from ..excellon import read, detect_excellon_format, ExcellonFile, ExcellonParser
from ..excellon_statements import ExcellonTool
from .tests import *
NCDRILL_FILE = os.path.join(os.path.dirname(__file__),
'resources/ncdrill.DRD')
def test_format_detection():
""" Test file type detection
"""
with open(NCDRILL_FILE, "rU") as f:
data = f.read()
settings = detect_excellon_format(data)
assert_equal(settings['format'], (2, 4))
assert_equal(settings['zeros'], 'trailing')
settings = detect_excellon_format(filename=NCDRILL_FILE)
assert_equal(settings['format'], (2, 4))
assert_equal(settings['zeros'], 'trailing')
def test_read():
ncdrill = read(NCDRILL_FILE)
assert(isinstance(ncdrill, ExcellonFile))
def test_write():
ncdrill = read(NCDRILL_FILE)
ncdrill.write('test.ncd')
with open(NCDRILL_FILE, "rU") as src:
srclines = src.readlines()
with open('test.ncd', "rU") as res:
for idx, line in enumerate(res):
assert_equal(line.strip(), srclines[idx].strip())
os.remove('test.ncd')
def test_read_settings():
ncdrill = read(NCDRILL_FILE)
assert_equal(ncdrill.settings['format'], (2, 4))
assert_equal(ncdrill.settings['zeros'], 'trailing')
def test_bounds():
ncdrill = read(NCDRILL_FILE)
xbound, ybound = ncdrill.bounds
assert_array_almost_equal(xbound, (0.1300, 2.1430))
assert_array_almost_equal(ybound, (0.3946, 1.7164))
def test_report():
ncdrill = read(NCDRILL_FILE)
def test_conversion():
import copy
ncdrill = read(NCDRILL_FILE)
assert_equal(ncdrill.settings.units, 'inch')
ncdrill_inch = copy.deepcopy(ncdrill)
ncdrill.to_metric()
assert_equal(ncdrill.settings.units, 'metric')
inch_primitives = ncdrill_inch.primitives
for tool in iter(ncdrill_inch.tools.values()):
tool.to_metric()
for primitive in inch_primitives:
primitive.to_metric()
for statement in ncdrill_inch.statements:
statement.to_metric()
for m_tool, i_tool in zip(iter(ncdrill.tools.values()),
iter(ncdrill_inch.tools.values())):
assert_equal(i_tool, m_tool)
for m, i in zip(ncdrill.primitives, inch_primitives):
assert_equal(m, i)
def test_parser_hole_count():
settings = FileSettings(**detect_excellon_format(NCDRILL_FILE))
p = ExcellonParser(settings)
p.parse(NCDRILL_FILE)
assert_equal(p.hole_count, 36)
def test_parser_hole_sizes():
settings = FileSettings(**detect_excellon_format(NCDRILL_FILE))
p = ExcellonParser(settings)
p.parse(NCDRILL_FILE)
assert_equal(p.hole_sizes, [0.0236, 0.0354, 0.04, 0.126, 0.128])
def test_parse_whitespace():
p = ExcellonParser(FileSettings())
assert_equal(p._parse_line(' '), None)
def test_parse_comment():
p = ExcellonParser(FileSettings())
p._parse_line(';A comment')
assert_equal(p.statements[0].comment, 'A comment')
def test_parse_format_comment():
p = ExcellonParser(FileSettings())
p._parse_line('; FILE_FORMAT=9:9 ')
assert_equal(p.format, (9, 9))
def test_parse_header():
p = ExcellonParser(FileSettings())
p._parse_line('M48 ')
assert_equal(p.state, 'HEADER')
p._parse_line('M95 ')
assert_equal(p.state, 'DRILL')
def test_parse_rout():
p = ExcellonParser(FileSettings())
p._parse_line('G00 ')
assert_equal(p.state, 'ROUT')
p._parse_line('G05 ')
assert_equal(p.state, 'DRILL')
def test_parse_version():
p = ExcellonParser(FileSettings())
p._parse_line('VER,1 ')
assert_equal(p.statements[0].version, 1)
p._parse_line('VER,2 ')
assert_equal(p.statements[1].version, 2)
def test_parse_format():
p = ExcellonParser(FileSettings())
p._parse_line('FMAT,1 ')
assert_equal(p.statements[0].format, 1)
p._parse_line('FMAT,2 ')
assert_equal(p.statements[1].format, 2)
def test_parse_units():
settings = FileSettings(units='inch', zeros='trailing')
p = ExcellonParser(settings)
p._parse_line(';METRIC,LZ')
assert_equal(p.units, 'inch')
assert_equal(p.zeros, 'trailing')
p._parse_line('METRIC,LZ')
assert_equal(p.units, 'metric')
assert_equal(p.zeros, 'leading')
def test_parse_incremental_mode():
settings = FileSettings(units='inch', zeros='trailing')
p = ExcellonParser(settings)
assert_equal(p.notation, 'absolute')
p._parse_line('ICI,ON ')
assert_equal(p.notation, 'incremental')
p._parse_line('ICI,OFF ')
assert_equal(p.notation, 'absolute')
def test_parse_absolute_mode():
settings = FileSettings(units='inch', zeros='trailing')
p = ExcellonParser(settings)
assert_equal(p.notation, 'absolute')
p._parse_line('ICI,ON ')
assert_equal(p.notation, 'incremental')
p._parse_line('G90 ')
assert_equal(p.notation, 'absolute')
def test_parse_repeat_hole():
p = ExcellonParser(FileSettings())
p.active_tool = ExcellonTool(FileSettings(), number=8)
p._parse_line('R03X1.5Y1.5')
assert_equal(p.statements[0].count, 3)
def test_parse_incremental_position():
p = ExcellonParser(FileSettings(notation='incremental'))
p._parse_line('X01Y01')
p._parse_line('X01Y01')
assert_equal(p.pos, [2., 2.])
def test_parse_unknown():
p = ExcellonParser(FileSettings())
p._parse_line('Not A Valid Statement')
assert_equal(p.statements[0].stmt, 'Not A Valid Statement')
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