diff options
Diffstat (limited to 'gerber/tests/test_utils.py')
| -rw-r--r-- | gerber/tests/test_utils.py | 78 |
1 files changed, 62 insertions, 16 deletions
diff --git a/gerber/tests/test_utils.py b/gerber/tests/test_utils.py index 001a32f..35f6f47 100644 --- a/gerber/tests/test_utils.py +++ b/gerber/tests/test_utils.py @@ -3,8 +3,8 @@ # Author: Hamilton Kibbe <ham@hamiltonkib.be> -from .tests import assert_equal -from ..utils import decimal_string, parse_gerber_value, write_gerber_value +from .tests import assert_equal, assert_raises +from ..utils import * def test_zero_suppression(): @@ -19,10 +19,11 @@ def test_zero_suppression(): ('1000', 0.01), ('10000', 0.1), ('100000', 1.0), ('1000000', 10.0), ('-1', -0.00001), ('-10', -0.0001), ('-100', -0.001), ('-1000', -0.01), ('-10000', -0.1), - ('-100000', -1.0), ('-1000000', -10.0), ] + ('-100000', -1.0), ('-1000000', -10.0), + ('0', 0.0)] for string, value in test_cases: - assert(value == parse_gerber_value(string, fmt, zero_suppression)) - assert(string == write_gerber_value(value, fmt, zero_suppression)) + assert_equal(value, parse_gerber_value(string, fmt, zero_suppression)) + assert_equal(string, write_gerber_value(value, fmt, zero_suppression)) # Test trailing zero suppression zero_suppression = 'trailing' @@ -30,10 +31,14 @@ def test_zero_suppression(): ('00001', 0.001), ('000001', 0.0001), ('0000001', 0.00001), ('-1', -10.0), ('-01', -1.0), ('-001', -0.1), ('-0001', -0.01), ('-00001', -0.001), - ('-000001', -0.0001), ('-0000001', -0.00001)] + ('-000001', -0.0001), ('-0000001', -0.00001), + ('0', 0.0)] for string, value in test_cases: - assert(value == parse_gerber_value(string, fmt, zero_suppression)) - assert(string == write_gerber_value(value, fmt, zero_suppression)) + assert_equal(value, parse_gerber_value(string, fmt, zero_suppression)) + assert_equal(string, write_gerber_value(value, fmt, zero_suppression)) + + assert_equal(write_gerber_value(0.000000001, fmt, 'leading'), '0') + assert_equal(write_gerber_value(0.000000001, fmt, 'trailing'), '0') def test_format(): @@ -46,10 +51,11 @@ def test_format(): ((2, 1), '1', 0.1), ((2, 7), '-1', -0.0000001), ((2, 6), '-1', -0.000001), ((2, 5), '-1', -0.00001), ((2, 4), '-1', -0.0001), ((2, 3), '-1', -0.001), - ((2, 2), '-1', -0.01), ((2, 1), '-1', -0.1), ] + ((2, 2), '-1', -0.01), ((2, 1), '-1', -0.1), + ((2, 6), '0', 0)] for fmt, string, value in test_cases: - assert(value == parse_gerber_value(string, fmt, zero_suppression)) - assert(string == write_gerber_value(value, fmt, zero_suppression)) + assert_equal(value, parse_gerber_value(string, fmt, zero_suppression)) + assert_equal(string, write_gerber_value(value, fmt, zero_suppression)) zero_suppression = 'trailing' test_cases = [((6, 5), '1', 100000.0), ((5, 5), '1', 10000.0), @@ -57,10 +63,11 @@ def test_format(): ((2, 5), '1', 10.0), ((1, 5), '1', 1.0), ((6, 5), '-1', -100000.0), ((5, 5), '-1', -10000.0), ((4, 5), '-1', -1000.0), ((3, 5), '-1', -100.0), - ((2, 5), '-1', -10.0), ((1, 5), '-1', -1.0), ] + ((2, 5), '-1', -10.0), ((1, 5), '-1', -1.0), + ((2, 5), '0', 0)] for fmt, string, value in test_cases: - assert(value == parse_gerber_value(string, fmt, zero_suppression)) - assert(string == write_gerber_value(value, fmt, zero_suppression)) + assert_equal(value, parse_gerber_value(string, fmt, zero_suppression)) + assert_equal(string, write_gerber_value(value, fmt, zero_suppression)) def test_decimal_truncation(): @@ -69,8 +76,8 @@ def test_decimal_truncation(): value = 1.123456789 for x in range(10): result = decimal_string(value, precision=x) - calculated = '1.' + ''.join(str(y) for y in range(1,x+1)) - assert(result == calculated) + calculated = '1.' + ''.join(str(y) for y in range(1, x + 1)) + assert_equal(result, calculated) def test_decimal_padding(): @@ -81,3 +88,42 @@ def test_decimal_padding(): assert_equal(decimal_string(value, precision=4, padding=True), '1.1230') assert_equal(decimal_string(value, precision=5, padding=True), '1.12300') assert_equal(decimal_string(value, precision=6, padding=True), '1.123000') + assert_equal(decimal_string(0, precision=6, padding=True), '0.000000') + + +def test_parse_format_validation(): + """ Test parse_gerber_value() format validation + """ + assert_raises(ValueError, parse_gerber_value, '00001111', (7, 5)) + assert_raises(ValueError, parse_gerber_value, '00001111', (5, 8)) + assert_raises(ValueError, parse_gerber_value, '00001111', (13, 1)) + + +def test_write_format_validation(): + """ Test write_gerber_value() format validation + """ + assert_raises(ValueError, write_gerber_value, 69.0, (7, 5)) + assert_raises(ValueError, write_gerber_value, 69.0, (5, 8)) + assert_raises(ValueError, write_gerber_value, 69.0, (13, 1)) + + +def test_detect_format_with_short_file(): + """ Verify file format detection works with short files + """ + assert_equal('unknown', detect_file_format('gerber/tests/__init__.py')) + + +def test_validate_coordinates(): + assert_raises(TypeError, validate_coordinates, 3) + assert_raises(TypeError, validate_coordinates, 3.1) + assert_raises(TypeError, validate_coordinates, '14') + assert_raises(TypeError, validate_coordinates, (0,)) + assert_raises(TypeError, validate_coordinates, (0, 1, 2)) + assert_raises(TypeError, validate_coordinates, (0, 'string')) + + +def test_convex_hull(): + points = [(0, 0), (1, 0), (1, 1), (0.5, 0.5), (0, 1), (0, 0)] + expected = [(0, 0), (1, 0), (1, 1), (0, 1), (0, 0)] + assert_equal(set(convex_hull(points)), set(expected)) +
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