Migrate to pytest (#111)

* Migrate to pytest

All tests were update to use pytest.

Tests were alse black formatted. Eventually all code
will be black formatted but need to merge some PRs first.

1 files changed, 72 insertions, 70 deletions

diff --git a/gerber/tests/test_cam.py b/gerber/tests/test_cam.py
index ba5e99d..8a71a32 100644
--- a/gerber/tests/test_cam.py
+++ b/gerber/tests/test_cam.py
@@ -3,56 +3,57 @@
 
 # Author: Hamilton Kibbe <ham@hamiltonkib.be>
 
+import pytest
+
 from ..cam import CamFile, FileSettings
-from .tests import *
 
 
 def test_filesettings_defaults():
     """ Test FileSettings default values
     """
     fs = FileSettings()
-    assert_equal(fs.format, (2, 5))
-    assert_equal(fs.notation, 'absolute')
-    assert_equal(fs.zero_suppression, 'trailing')
-    assert_equal(fs.units, 'inch')
+    assert fs.format == (2, 5)
+    assert fs.notation == "absolute"
+    assert fs.zero_suppression == "trailing"
+    assert fs.units == "inch"
 
 
 def test_filesettings_dict():
     """ Test FileSettings Dict
     """
     fs = FileSettings()
-    assert_equal(fs['format'], (2, 5))
-    assert_equal(fs['notation'], 'absolute')
-    assert_equal(fs['zero_suppression'], 'trailing')
-    assert_equal(fs['units'], 'inch')
+    assert fs["format"] == (2, 5)
+    assert fs["notation"] == "absolute"
+    assert fs["zero_suppression"] == "trailing"
+    assert fs["units"] == "inch"
 
 
 def test_filesettings_assign():
     """ Test FileSettings attribute assignment
     """
     fs = FileSettings()
-    fs.units = 'test1'
-    fs.notation = 'test2'
-    fs.zero_suppression = 'test3'
-    fs.format = 'test4'
-    assert_equal(fs.units, 'test1')
-    assert_equal(fs.notation, 'test2')
-    assert_equal(fs.zero_suppression, 'test3')
-    assert_equal(fs.format, 'test4')
+    fs.units = "test1"
+    fs.notation = "test2"
+    fs.zero_suppression = "test3"
+    fs.format = "test4"
+    assert fs.units == "test1"
+    assert fs.notation == "test2"
+    assert fs.zero_suppression == "test3"
+    assert fs.format == "test4"
 
 
 def test_filesettings_dict_assign():
     """ Test FileSettings dict-style attribute assignment
     """
     fs = FileSettings()
-    fs['units'] = 'metric'
-    fs['notation'] = 'incremental'
-    fs['zero_suppression'] = 'leading'
-    fs['format'] = (1, 2)
-    assert_equal(fs.units, 'metric')
-    assert_equal(fs.notation, 'incremental')
-    assert_equal(fs.zero_suppression, 'leading')
-    assert_equal(fs.format, (1, 2))
+    fs["units"] = "metric"
+    fs["notation"] = "incremental"
+    fs["zero_suppression"] = "leading"
+    fs["format"] = (1, 2)
+    assert fs.units == "metric"
+    assert fs.notation == "incremental"
+    assert fs.zero_suppression == "leading"
+    assert fs.format == (1, 2)
 
 
 def test_camfile_init():
@@ -65,7 +66,7 @@ def test_camfile_settings():
     """ Test CamFile Default Settings
     """
     cf = CamFile()
-    assert_equal(cf.settings, FileSettings())
+    assert cf.settings == FileSettings()
 
 
 def test_bounds_override_smoketest():
@@ -77,73 +78,74 @@ def test_zeros():
     """ Test zero/zero_suppression interaction
     """
     fs = FileSettings()
-    assert_equal(fs.zero_suppression, 'trailing')
-    assert_equal(fs.zeros, 'leading')
+    assert fs.zero_suppression == "trailing"
+    assert fs.zeros == "leading"
 
-    fs['zero_suppression'] = 'leading'
-    assert_equal(fs.zero_suppression, 'leading')
-    assert_equal(fs.zeros, 'trailing')
+    fs["zero_suppression"] = "leading"
+    assert fs.zero_suppression == "leading"
+    assert fs.zeros == "trailing"
 
-    fs.zero_suppression = 'trailing'
-    assert_equal(fs.zero_suppression, 'trailing')
-    assert_equal(fs.zeros, 'leading')
+    fs.zero_suppression = "trailing"
+    assert fs.zero_suppression == "trailing"
+    assert fs.zeros == "leading"
 
-    fs['zeros'] = 'trailing'
-    assert_equal(fs.zeros, 'trailing')
-    assert_equal(fs.zero_suppression, 'leading')
+    fs["zeros"] = "trailing"
+    assert fs.zeros == "trailing"
+    assert fs.zero_suppression == "leading"
 
-    fs.zeros = 'leading'
-    assert_equal(fs.zeros, 'leading')
-    assert_equal(fs.zero_suppression, 'trailing')
+    fs.zeros = "leading"
+    assert fs.zeros == "leading"
+    assert fs.zero_suppression == "trailing"
 
-    fs = FileSettings(zeros='leading')
-    assert_equal(fs.zeros, 'leading')
-    assert_equal(fs.zero_suppression, 'trailing')
+    fs = FileSettings(zeros="leading")
+    assert fs.zeros == "leading"
+    assert fs.zero_suppression == "trailing"
 
-    fs = FileSettings(zero_suppression='leading')
-    assert_equal(fs.zeros, 'trailing')
-    assert_equal(fs.zero_suppression, 'leading')
+    fs = FileSettings(zero_suppression="leading")
+    assert fs.zeros == "trailing"
+    assert fs.zero_suppression == "leading"
 
-    fs = FileSettings(zeros='leading', zero_suppression='trailing')
-    assert_equal(fs.zeros, 'leading')
-    assert_equal(fs.zero_suppression, 'trailing')
+    fs = FileSettings(zeros="leading", zero_suppression="trailing")
+    assert fs.zeros == "leading"
+    assert fs.zero_suppression == "trailing"
 
-    fs = FileSettings(zeros='trailing', zero_suppression='leading')
-    assert_equal(fs.zeros, 'trailing')
-    assert_equal(fs.zero_suppression, 'leading')
+    fs = FileSettings(zeros="trailing", zero_suppression="leading")
+    assert fs.zeros == "trailing"
+    assert fs.zero_suppression == "leading"
 
 
 def test_filesettings_validation():
     """ Test FileSettings constructor argument validation
     """
     # absolute-ish is not a valid notation
-    assert_raises(ValueError, FileSettings, 'absolute-ish',
-                  'inch', None, (2, 5), None)
+    pytest.raises(ValueError, FileSettings, "absolute-ish", "inch", None, (2, 5), None)
 
     # degrees kelvin isn't a valid unit for a CAM file
-    assert_raises(ValueError, FileSettings, 'absolute',
-                  'degrees kelvin', None, (2, 5), None)
+    pytest.raises(
+        ValueError, FileSettings, "absolute", "degrees kelvin", None, (2, 5), None
+    )
 
-    assert_raises(ValueError, FileSettings, 'absolute',
-                  'inch', 'leading', (2, 5), 'leading')
+    pytest.raises(
+        ValueError, FileSettings, "absolute", "inch", "leading", (2, 5), "leading"
+    )
 
     # Technnically this should be an error, but Eangle files often do this incorrectly so we
     # allow it
-    #assert_raises(ValueError, FileSettings, 'absolute',
+    # pytest.raises(ValueError, FileSettings, 'absolute',
     #              'inch', 'following', (2, 5), None)
 
-    assert_raises(ValueError, FileSettings, 'absolute',
-                  'inch', None, (2, 5), 'following')
-    assert_raises(ValueError, FileSettings, 'absolute',
-                  'inch', None, (2, 5, 6), None)
+    pytest.raises(
+        ValueError, FileSettings, "absolute", "inch", None, (2, 5), "following"
+    )
+    pytest.raises(ValueError, FileSettings, "absolute", "inch", None, (2, 5, 6), None)
 
 
 def test_key_validation():
     fs = FileSettings()
-    assert_raises(KeyError, fs.__getitem__, 'octopus')
-    assert_raises(KeyError, fs.__setitem__, 'octopus', 'do not care')
-    assert_raises(ValueError, fs.__setitem__, 'notation', 'absolute-ish')
-    assert_raises(ValueError, fs.__setitem__, 'units', 'degrees kelvin')
-    assert_raises(ValueError, fs.__setitem__, 'zero_suppression', 'following')
-    assert_raises(ValueError, fs.__setitem__, 'zeros', 'following')
-    assert_raises(ValueError, fs.__setitem__, 'format', (2, 5, 6))
+    pytest.raises(KeyError, fs.__getitem__, "octopus")
+    pytest.raises(KeyError, fs.__setitem__, "octopus", "do not care")
+    pytest.raises(ValueError, fs.__setitem__, "notation", "absolute-ish")
+    pytest.raises(ValueError, fs.__setitem__, "units", "degrees kelvin")
+    pytest.raises(ValueError, fs.__setitem__, "zero_suppression", "following")
+    pytest.raises(ValueError, fs.__setitem__, "zeros", "following")
+    pytest.raises(ValueError, fs.__setitem__, "format", (2, 5, 6))