lib: split real FC/field into single and double prec FC/field
[babeltrace.git] / tests / bindings / python / bt2 / test_field.py
index cdacd7ffa63971e462029877080ef744a58dc58a..2f855e8bf44484ec5ee5b158615f862bae995c18 100644 (file)
@@ -73,7 +73,7 @@ def _create_const_field(tc, field_class, field_value_setter_fn):
     field_name = 'const field'
 
     class MyIter(bt2._UserMessageIterator):
-        def __init__(self, self_port_output):
+        def __init__(self, config, self_port_output):
             nonlocal field_class
             nonlocal field_value_setter_fn
             stream = _create_stream(tc, [(field_name, field_class)])
@@ -93,7 +93,7 @@ def _create_const_field(tc, field_class, field_value_setter_fn):
             return self._msgs.pop(0)
 
     class MySrc(bt2._UserSourceComponent, message_iterator_class=MyIter):
-        def __init__(self, params, obj):
+        def __init__(self, config, params, obj):
             self._add_output_port('out', params)
 
     graph = bt2.Graph()
@@ -660,6 +660,18 @@ class _TestNumericField:
     def test_str_op(self):
         self.assertEqual(str(self._def), str(self._def_value))
 
+    def test_hash_op(self):
+        with self.assertRaises(TypeError):
+            hash(self._def)
+
+    def test_const_hash_op(self):
+        self.assertEqual(hash(self._def_const), hash(self._def_value))
+
+    def test_const_hash_dict(self):
+        my_dict = {}
+        my_dict[self._def_const] = 'my_value'
+        self.assertEqual(my_dict[self._def_value], 'my_value')
+
     def test_eq_none(self):
         # Ignore this lint error:
         #   E711 comparison to None should be 'if cond is None:'
@@ -1272,12 +1284,35 @@ class _TestIntegerFieldCommon(_TestNumericField):
         field.value = (2 ** 53) + 1
         self.assertEqual(field, raw)
 
-    def test_assign_uint_invalid_neg(self):
-        uint_fc = self._tc.create_unsigned_integer_field_class(32)
+    def test_assign_uint_out_of_range(self):
+        uint_fc = self._tc.create_unsigned_integer_field_class(8)
         field = _create_field(self._tc, uint_fc)
 
-        with self.assertRaises(ValueError):
-            field.value = -23
+        with self.assertRaises(ValueError) as ctx:
+            field.value = 256
+        self.assertEqual(
+            str(ctx.exception), 'Value 256 is outside valid range [0, 255]'
+        )
+
+        with self.assertRaises(ValueError) as ctx:
+            field.value = -1
+        self.assertEqual(str(ctx.exception), 'Value -1 is outside valid range [0, 255]')
+
+    def test_assign_int_out_of_range(self):
+        int_fc = self._tc.create_signed_integer_field_class(8)
+        field = _create_field(self._tc, int_fc)
+
+        with self.assertRaises(ValueError) as ctx:
+            field.value = 128
+        self.assertEqual(
+            str(ctx.exception), 'Value 128 is outside valid range [-128, 127]'
+        )
+
+        with self.assertRaises(ValueError) as ctx:
+            field.value = -129
+        self.assertEqual(
+            str(ctx.exception), 'Value -129 is outside valid range [-128, 127]'
+        )
 
     def test_str_op(self):
         self.assertEqual(str(self._def), str(self._def_value))
@@ -1287,6 +1322,10 @@ _inject_numeric_testing_methods(_TestIntegerFieldCommon)
 
 
 class SignedIntegerFieldTestCase(_TestIntegerFieldCommon, unittest.TestCase):
+    @staticmethod
+    def _const_value_setter(field):
+        field.value = 17
+
     def _create_fc(self, tc):
         return tc.create_signed_integer_field_class(25)
 
@@ -1297,10 +1336,17 @@ class SignedIntegerFieldTestCase(_TestIntegerFieldCommon, unittest.TestCase):
         self._def = _create_field(self._tc, self._create_fc(self._tc))
         self._def.value = 17
         self._def_value = 17
+        self._def_const = _create_const_field(
+            self._tc, self._create_fc(self._tc), self._const_value_setter
+        )
         self._def_new_value = -101
 
 
 class SignedEnumerationFieldTestCase(_TestIntegerFieldCommon, unittest.TestCase):
+    @staticmethod
+    def _const_value_setter(field):
+        field.value = 17
+
     def _create_fc(self, tc):
         fc = tc.create_signed_enumeration_field_class(32)
         fc.add_mapping('something', bt2.SignedIntegerRangeSet([(17, 17)]))
@@ -1318,6 +1364,9 @@ class SignedEnumerationFieldTestCase(_TestIntegerFieldCommon, unittest.TestCase)
         self._def = _create_field(self._tc, self._create_fc(self._tc))
         self._def.value = 17
         self._def_value = 17
+        self._def_const = _create_const_field(
+            self._tc, self._create_fc(self._tc), self._const_value_setter
+        )
         self._def_new_value = -101
 
     def test_str_op(self):
@@ -1341,14 +1390,119 @@ class SignedEnumerationFieldTestCase(_TestIntegerFieldCommon, unittest.TestCase)
         self.assertEqual(labels, ['something', 'whole range', 'zip'])
 
 
-class RealFieldTestCase(_TestNumericField, unittest.TestCase):
+class SingleRealFieldTestCase(_TestNumericField, unittest.TestCase):
+    @staticmethod
+    def _const_value_setter(field):
+        field.value = 52.0
+
     def _create_fc(self, tc):
-        return tc.create_real_field_class()
+        return tc.create_single_precision_real_field_class()
 
     def setUp(self):
         self._tc = get_default_trace_class()
         self._field = _create_field(self._tc, self._create_fc(self._tc))
         self._def = _create_field(self._tc, self._create_fc(self._tc))
+        self._def_const = _create_const_field(
+            self._tc,
+            self._tc.create_single_precision_real_field_class(),
+            self._const_value_setter,
+        )
+        self._def.value = 52.0
+        self._def_value = 52.0
+        self._def_new_value = -17.0
+
+    def _test_invalid_op(self, cb):
+        with self.assertRaises(TypeError):
+            cb()
+
+    def test_assign_true(self):
+        self._def.value = True
+        self.assertTrue(self._def)
+
+    def test_assign_false(self):
+        self._def.value = False
+        self.assertFalse(self._def)
+
+    def test_assign_pos_int(self):
+        raw = 477
+        self._def.value = raw
+        self.assertEqual(self._def, float(raw))
+
+    def test_assign_neg_int(self):
+        raw = -13
+        self._def.value = raw
+        self.assertEqual(self._def, float(raw))
+
+    def test_assign_int_field(self):
+        int_fc = self._tc.create_signed_integer_field_class(32)
+        int_field = _create_field(self._tc, int_fc)
+        raw = 999
+        int_field.value = raw
+        self._def.value = int_field
+        self.assertEqual(self._def, float(raw))
+
+    def test_assign_float(self):
+        raw = -19.23
+        self._def.value = raw
+        # It's expected to have some lost of precision because of the field
+        # that is in single precision.
+        self.assertEqual(round(self._def, 5), raw)
+
+    def test_assign_float_field(self):
+        field = _create_field(self._tc, self._create_fc(self._tc))
+        raw = 101.32
+        field.value = raw
+        self._def.value = field
+        # It's expected to have some lost of precision because of the field
+        # that is in single precision.
+        self.assertEqual(round(self._def, 5), raw)
+
+    def test_assign_invalid_type(self):
+        with self.assertRaises(TypeError):
+            self._def.value = 'yes'
+
+    def test_invalid_lshift(self):
+        self._test_invalid_op(lambda: self._def << 23)
+
+    def test_invalid_rshift(self):
+        self._test_invalid_op(lambda: self._def >> 23)
+
+    def test_invalid_and(self):
+        self._test_invalid_op(lambda: self._def & 23)
+
+    def test_invalid_or(self):
+        self._test_invalid_op(lambda: self._def | 23)
+
+    def test_invalid_xor(self):
+        self._test_invalid_op(lambda: self._def ^ 23)
+
+    def test_invalid_invert(self):
+        self._test_invalid_op(lambda: ~self._def)
+
+    def test_str_op(self):
+        self.assertEqual(str(round(self._def, 5)), str(self._def_value))
+
+
+_inject_numeric_testing_methods(SingleRealFieldTestCase)
+
+
+class DoubleRealFieldTestCase(_TestNumericField, unittest.TestCase):
+    @staticmethod
+    def _const_value_setter(field):
+        field.value = 52.7
+
+    def _create_fc(self, tc):
+        return tc.create_double_precision_real_field_class()
+
+    def setUp(self):
+        self._tc = get_default_trace_class()
+        self._field = _create_field(self._tc, self._create_fc(self._tc))
+        self._def = _create_field(self._tc, self._create_fc(self._tc))
+        self._def_const = _create_const_field(
+            self._tc,
+            self._tc.create_double_precision_real_field_class(),
+            self._const_value_setter,
+        )
         self._def.value = 52.7
         self._def_value = 52.7
         self._def_new_value = -17.164857
@@ -1421,7 +1575,7 @@ class RealFieldTestCase(_TestNumericField, unittest.TestCase):
         self.assertEqual(str(self._def), str(self._def_value))
 
 
-_inject_numeric_testing_methods(RealFieldTestCase)
+_inject_numeric_testing_methods(DoubleRealFieldTestCase)
 
 
 class StringFieldTestCase(unittest.TestCase):
@@ -1541,6 +1695,18 @@ class StringFieldTestCase(unittest.TestCase):
         self._def_value += to_append
         self.assertEqual(self._def, self._def_value)
 
+    def test_hash_op(self):
+        with self.assertRaises(TypeError):
+            hash(self._def)
+
+    def test_const_hash_op(self):
+        self.assertEqual(hash(self._def_const), hash(self._def_value))
+
+    def test_const_hash_dict(self):
+        my_dict = {}
+        my_dict[self._def_const] = 'my_value'
+        self.assertEqual(my_dict[self._def_value], 'my_value')
+
 
 class _TestArrayFieldCommon:
     def _modify_def(self):
@@ -1779,7 +1945,7 @@ class StructureFieldTestCase(unittest.TestCase):
         self._tc = get_default_trace_class()
         self._fc0_fn = self._tc.create_signed_integer_field_class
         self._fc1_fn = self._tc.create_string_field_class
-        self._fc2_fn = self._tc.create_real_field_class
+        self._fc2_fn = self._tc.create_double_precision_real_field_class
         self._fc3_fn = self._tc.create_signed_integer_field_class
         self._fc4_fn = self._tc.create_structure_field_class
         self._fc5_fn = self._tc.create_structure_field_class
@@ -1833,7 +1999,7 @@ class StructureFieldTestCase(unittest.TestCase):
         self.assertIs(type(field2), bt2._StringField)
         self.assertEqual(field2, 'salut')
 
-        self.assertIs(type(field3), bt2._RealField)
+        self.assertIs(type(field3), bt2._DoublePrecisionRealField)
         self.assertEqual(field3, 17.5)
 
         self.assertIs(type(field4), bt2._SignedIntegerField)
@@ -1859,7 +2025,7 @@ class StructureFieldTestCase(unittest.TestCase):
         self.assertIs(type(field2), bt2._StringFieldConst)
         self.assertEqual(field2, 'salut')
 
-        self.assertIs(type(field3), bt2._RealFieldConst)
+        self.assertIs(type(field3), bt2._DoublePrecisionRealFieldConst)
         self.assertEqual(field3, 17.5)
 
         self.assertIs(type(field4), bt2._SignedIntegerFieldConst)
@@ -2099,7 +2265,7 @@ class OptionFieldTestCase(unittest.TestCase):
         self._def.has_field = True
         self.assertTrue(self._def.has_field)
 
-    def test_has_field_prop_true(self):
+    def test_has_field_prop_false(self):
         self._def.has_field = False
         self.assertFalse(self._def.has_field)
 
@@ -2107,7 +2273,7 @@ class OptionFieldTestCase(unittest.TestCase):
         self._def.value = 'allo'
         self.assertTrue(self._def)
 
-    def test_bool_op_true(self):
+    def test_bool_op_false(self):
         self._def.has_field = False
         self.assertFalse(self._def)
 
@@ -2172,7 +2338,7 @@ class VariantFieldTestCase(unittest.TestCase):
     def _create_fc(self, tc):
         ft0 = tc.create_signed_integer_field_class(32)
         ft1 = tc.create_string_field_class()
-        ft2 = tc.create_real_field_class()
+        ft2 = tc.create_double_precision_real_field_class()
         ft3 = tc.create_signed_integer_field_class(17)
         fc = tc.create_variant_field_class()
         fc.append_option('corner', ft0)
@@ -2224,7 +2390,7 @@ class VariantFieldTestCase(unittest.TestCase):
         self._def.selected_option_index = 2
         self._def.value = -17.34
         self.assertEqual(self._def.selected_option, -17.34)
-        self.assertEqual(type(self._def.selected_option), bt2._RealField)
+        self.assertEqual(type(self._def.selected_option), bt2._DoublePrecisionRealField)
 
         self._def.selected_option_index = 3
         self._def.value = 1921
@@ -2293,3 +2459,7 @@ class VariantFieldTestCase(unittest.TestCase):
         other_field.selected_option_index = 2
         other_field.value = 14.4245
         self.assertEqual(str(field), str(other_field))
+
+
+if __name__ == '__main__':
+    unittest.main()
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