Rewritten the whole bitfield management.

1 files changed, 106 insertions, 0 deletions

diff --git a/tests/common/bitfield.py b/tests/common/bitfield.py
new file mode 100644
index 0000000..ec61291
--- /dev/null
+++ b/tests/common/bitfield.py
@@ -0,0 +1,106 @@
+#!/usr/bin/python3-dbg
+# -*- coding: utf-8 -*-
+
+
+# Tests minimalistes pour valider la construction de chemins relatifs et absolus.
+
+
+from chrysacase import ChrysalideTestCase
+from pychrysalide.common import bitfield
+
+
+class TestBitfields(ChrysalideTestCase):
+    """TestCase for common.bitfield*"""
+
+    def testDuplicateBitfield(self):
+        """Check duplicated bitfield value."""
+
+        bf = bitfield(10, 0)
+
+        bf2 = bf.dup()
+
+        self.assertEqual(bf, bf2)
+
+
+    def testBitfieldValues(self):
+        """Evaluate bitfields basic values."""
+
+        bf_a = bitfield(75, 1)
+
+        bf_b = bitfield(75, 0)
+
+        self.assertNotEqual(bf_a, bf_b)
+
+        bf_a = bitfield(75, 1)
+
+        bf_b = bitfield(75, 0)
+        bf_b.set_all()
+
+        self.assertEqual(bf_a, bf_b)
+
+        bf_a = bitfield(75, 1)
+        bf_a.reset_all()
+
+        bf_b = bitfield(75, 0)
+
+        self.assertEqual(bf_a, bf_b)
+
+
+    def testBitfieldLogicalOperations(self):
+        """Perform logical operations on bitfields."""
+
+        bf_a = bitfield(75, 1)
+
+        bf_b = bitfield(75, 0)
+
+        bf_f = bf_a & bf_b
+
+        self.assertEqual(bf_f, bf_b)
+
+        bf_f = bf_a | bf_b
+
+        self.assertEqual(bf_f, bf_a)
+
+
+    def testBitfieldSwitch(self):
+        """Switch various bits in bitfields."""
+
+        bf_1 = bitfield(75, 1)
+
+        bf_0 = bitfield(75, 0)
+
+        bf_t = bitfield(75, 0)
+
+        for i in range(75):
+            bf_t.set(i, 1)
+
+        self.assertEqual(bf_t, bf_1)
+
+        for i in range(75):
+            bf_t.reset(i, 1)
+
+        self.assertEqual(bf_t, bf_0)
+
+
+    def testBitfieldBits(self):
+        """Test bits in bitfields."""
+
+        bf = bitfield(54, 1)
+
+        self.assertTrue(bf.test(0))
+
+        self.assertTrue(bf.test(53))
+
+        self.assertTrue(bf.test_all(0, 54))
+
+        self.assertFalse(bf.test_none(0, 54))
+
+        bf = bitfield(54, 0)
+
+        self.assertFalse(bf.test(0))
+
+        self.assertFalse(bf.test(53))
+
+        self.assertFalse(bf.test_all(0, 54))
+
+        self.assertTrue(bf.test_none(0, 54))