Add more tests

tests/test_tablib_dbfpy_packages_utils.py

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+#!/usr/bin/env python
+"""Tests for tablib.packages.dbfpy."""
+
+import datetime
+import unittest
+
+from tablib.packages.dbfpy import utils
+
+
+class UtilsUnzfillTestCase(unittest.TestCase):
+    """dbfpy.utils.unzfill test cases."""
+
+    def test_unzfill_with_nul(self):
+        # Arrange
+        text = b"abc\0xyz"
+
+        # Act
+        output = utils.unzfill(text)
+
+        # Assert
+        self.assertEqual(output, b"abc")
+
+    def test_unzfill_without_nul(self):
+        # Arrange
+        text = b"abcxyz"
+
+        # Act
+        output = utils.unzfill(text)
+
+        # Assert
+        self.assertEqual(output, b"abcxyz")
+
+
+class UtilsGetDateTestCase(unittest.TestCase):
+    """dbfpy.utils.getDate test cases."""
+
+    def test_getDate_none(self):
+        # Arrange
+        value = None
+
+        # Act
+        output = utils.getDate(value)
+
+        # Assert
+        self.assertIsInstance(output, datetime.date)
+
+    def test_getDate_datetime_date(self):
+        # Arrange
+        value = datetime.date(2019, 10, 19)
+
+        # Act
+        output = utils.getDate(value)
+
+        # Assert
+        self.assertIsInstance(output, datetime.date)
+        self.assertEqual(output, value)
+
+    def test_getDate_datetime_datetime(self):
+        # Arrange
+        value = datetime.datetime(2019, 10, 19, 12, 00, 00)
+
+        # Act
+        output = utils.getDate(value)
+
+        # Assert
+        self.assertIsInstance(output, datetime.date)
+        self.assertEqual(output, value)
+
+    def test_getDate_datetime_timestamp(self):
+        # Arrange
+        value = 1571515306
+
+        # Act
+        output = utils.getDate(value)
+
+        # Assert
+        self.assertIsInstance(output, datetime.date)
+        self.assertEqual(output, datetime.date(2019, 10, 19))
+
+    def test_getDate_datetime_string_yyyy_mm_dd(self):
+        # Arrange
+        value = "20191019"
+
+        # Act
+        output = utils.getDate(value)
+
+        # Assert
+        self.assertIsInstance(output, datetime.date)
+        self.assertEqual(output, datetime.date(2019, 10, 19))
+
+    def test_getDate_datetime_string_yymmdd(self):
+        # Arrange
+        value = "191019"
+
+        # Act
+        output = utils.getDate(value)
+
+        # Assert
+        self.assertIsInstance(output, datetime.date)
+        self.assertEqual(output, datetime.date(2019, 10, 19))
+
+
+class UtilsGetDateTimeTestCase(unittest.TestCase):
+    """dbfpy.utils.getDateTime test cases."""
+
+    def test_getDateTime_none(self):
+        # Arrange
+        value = None
+
+        # Act
+        output = utils.getDateTime(value)
+
+        # Assert
+        self.assertIsInstance(output, datetime.datetime)
+
+    def test_getDateTime_datetime_datetime(self):
+        # Arrange
+        value = datetime.datetime(2019, 10, 19, 12, 00, 00)
+
+        # Act
+        output = utils.getDateTime(value)
+
+        # Assert
+        self.assertIsInstance(output, datetime.date)
+        self.assertEqual(output, value)
+
+    def test_getDateTime_datetime_date(self):
+        # Arrange
+        value = datetime.date(2019, 10, 19)
+
+        # Act
+        output = utils.getDateTime(value)
+
+        # Assert
+        self.assertIsInstance(output, datetime.date)
+        self.assertEqual(output, datetime.datetime(2019, 10, 19, 00, 00))
+
+    def test_getDateTime_datetime_timestamp(self):
+        # Arrange
+        value = 1571515306
+
+        # Act
+        output = utils.getDateTime(value)
+
+        # Assert
+        self.assertIsInstance(output, datetime.datetime)
+
+    def test_getDateTime_datetime_string(self):
+        # Arrange
+        value = "20191019"
+
+        # Act / Assert
+        with self.assertRaises(NotImplementedError):
+            output = utils.getDateTime(value)
+
+
+class InvalidValueTestCase(unittest.TestCase):
+    """dbfpy.utils._InvalidValue test cases."""
+
+    def test_sanity(self):
+        # Arrange
+        INVALID_VALUE = utils.INVALID_VALUE
+
+        # Act / Assert
+        self.assertEqual(INVALID_VALUE, INVALID_VALUE)
+        self.assertNotEqual(INVALID_VALUE, 123)
+        self.assertEqual(int(INVALID_VALUE), 0)
+        self.assertEqual(float(INVALID_VALUE), 0.0)
+        self.assertEqual(str(INVALID_VALUE), "")
+        self.assertEqual(repr(INVALID_VALUE), "<INVALID>")