Rename modules

Rename modules with better name and move the arduino code to its own folder

gcodeextractor/tests/utils/test_fileUtils.py

@@ -0,0 +1,44 @@
+from unittest import TestCase
+
+from gcodeextractor.utils import TestUtils
+from gcodeextractor.utils.FileUtils import FileUtils
+from gcodeextractor.utils.TestUtils import readStringFile
+
+resources = './gcodeextractor/tests/resources/'
+
+class TestFileUtils(TestCase):
+	def test_pbmToMatrix(self):
+		actual, h, w = FileUtils.pbmToMatrix(resources + 'raw/test1.pbm')
+		expected = TestUtils.readIntFile(resources + 'formatted/test1.csv')
+		self.assertEqual(actual, expected)
+	
+	def test_saveMatrixToFile(self):
+		actual, h, w = FileUtils.pbmToMatrix(resources + 'raw/test1.pbm')
+		FileUtils.saveMatrixToFile(actual, resources + 'output/test1.csv')
+		expected = TestUtils.readIntFile(resources + 'output/test1.csv')
+		self.assertEqual(actual, expected)
+		
+	def test_saveStringListToFile(self):
+		stringList = ['This',
+		             'is',
+		              'a\n',
+		              'test']
+		
+		FileUtils.saveStringListToFile(stringList, resources + 'output/text1.txt')
+		self.assertEqual(readStringFile(resources + 'output/text1.txt'), readStringFile(resources+'expected/text1.txt'))
+		
+		stringList = ['G28',
+		              'G90',
+		              'G0 Z3\n',
+		              'G0 X15 Y45']
+		
+		FileUtils.saveStringListToFile(stringList, resources + 'output/text2.txt')
+		self.assertEqual(readStringFile(resources + 'output/text2.txt'), readStringFile(resources + 'expected/text2.txt'))
+		
+	def test_getPixelSize(self):
+		self.assertEqual((10, 10), FileUtils.getPixelSize(10, 10, 100, 100))
+		self.assertEqual((1, 1), FileUtils.getPixelSize(100, 100, 100, 100))
+		self.assertEqual((10, 10), FileUtils.getPixelSize(10, 10, 10, 10, unit = 'cm'))
+		self.assertEqual((25.4, 25.4), FileUtils.getPixelSize(10, 10, 10, 10, unit = 'in'))
+		self.assertEqual((1, 2), FileUtils.getPixelSize(10, 10, 10, 20))
+		self.assertRaises(RuntimeError, lambda: FileUtils.getPixelSize(10, 10, 10, 10, 'ft'))