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# SPDX-License-Identifier: Apache-2.0
# ./blender.bin --background -noaudio --python tests/python/bl_pyapi_idprop.py -- --verbose
import bpy
import idprop
import unittest
from array import array
# Run if `numpy` is installed.
try:
import numpy as np
except ImportError:
np = None
class TestHelper:
@property
def id(self):
return self._id
def setUp(self):
self._id = bpy.context.scene
self._id.pop("cycles", None)
assert len(self._id.keys()) == 0
def tearDown(self):
for key in list(self._id.keys()):
del self._id[key]
def assertAlmostEqualSeq(self, list1, list2):
self.assertEqual(len(list1), len(list2))
for v1, v2 in zip(list1, list2):
self.assertAlmostEqual(v1, v2, places=5)
class TestIdPropertyCreation(TestHelper, unittest.TestCase):
def test_name_empty(self):
self.id[""] = 4
self.assertEqual(self.id[""], 4)
def test_name_too_long(self):
with self.assertRaises(KeyError):
self.id["name" * 30] = 4
def test_int(self):
self.id["a"] = 2
self.assertEqual(self.id["a"], 2)
self.assertTrue(isinstance(self.id["a"], int))
with self.assertRaises(OverflowError):
self.id["a"] = 2 ** 31 # integer <= 2 ** 31-1
def test_double(self):
self.id["a"] = 2.5
self.assertEqual(self.id["a"], 2.5)
self.assertTrue(isinstance(self.id["a"], float))
def test_unicode(self):
self.id["a"] = "Hello World"
self.assertEqual(self.id["a"], "Hello World")
self.assertTrue(isinstance(self.id["a"], str))
def test_bytes(self):
self.id["a"] = b"Hello World"
self.assertEqual(self.id["a"], b"Hello World")
self.assertTrue(isinstance(self.id["a"], bytes))
def test_sequence_double_list(self):
mylist = [1.2, 3.4, 5.6]
self.id["a"] = mylist
self.assertEqual(self.id["a"].to_list(), mylist)
self.assertEqual(self.id["a"].typecode, "d")
def test_sequence_int_list(self):
mylist = [1, 2, 3]
self.id["a"] = mylist
self.assertEqual(self.id["a"].to_list(), mylist)
self.assertEqual(self.id["a"].typecode, "i")
def test_sequence_float_array(self):
mylist = [1.2, 3.4, 5.6]
self.id["a"] = array("f", mylist)
self.assertAlmostEqualSeq(self.id["a"].to_list(), mylist)
self.assertEqual(self.id["a"].typecode, "f")
def test_sequence_double_array(self):
mylist = [1.2, 3.4, 5.6]
self.id["a"] = array("d", mylist)
self.assertAlmostEqualSeq(self.id["a"].to_list(), mylist)
self.assertEqual(self.id["a"].typecode, "d")
def test_sequence_int_array(self):
mylist = [1, 2, 3]
self.id["a"] = array("i", mylist)
self.assertAlmostEqualSeq(self.id["a"].to_list(), mylist)
self.assertEqual(self.id["a"].typecode, "i")
def test_sequence_other_array(self):
mylist = [1, 2, 3]
self.id["a"] = array("Q", mylist)
self.assertEqual(self.id["a"].to_list(), mylist)
def test_sequence_mixed_numerical_type(self):
self.id["a"] = [1, 2, 3.4, 5]
self.assertAlmostEqualSeq(self.id["a"].to_list(), [1.0, 2.0, 3.4, 5.0])
self.assertEqual(self.id["a"].typecode, "d")
def test_sequence_str_list(self):
# I'm a bit surprised that this works
mylist = ["abc", "qwe"]
self.id["a"] = mylist
self.assertEqual(self.id["a"], mylist)
def test_sequence_mixed_type(self):
with self.assertRaises(TypeError):
mylist = ["abc", 3, "qwe", 3.4]
self.id["a"] = mylist
def test_mapping_simple(self):
mydict = {"1": 10, "2": "20", "3": 30.5}
self.id["a"] = mydict
self.assertEqual(self.id["a"]["1"], mydict["1"])
self.assertEqual(self.id["a"]["2"], mydict["2"])
self.assertEqual(self.id["a"]["3"], mydict["3"])
def test_mapping_complex(self):
mydict = {
"1": [1, 2, 3],
"2": {"1": "abc", "2": array("i", [4, 5, 6])},
"3": {"1": {"1": 10}, "2": b"qwe"},
}
self.id["a"] = mydict
self.assertEqual(self.id["a"]["1"].to_list(), [1, 2, 3])
self.assertEqual(self.id["a"]["2"]["1"], "abc")
self.assertEqual(self.id["a"]["2"]["2"].to_list(), [4, 5, 6])
self.assertEqual(self.id["a"]["3"]["1"]["1"], 10)
self.assertEqual(self.id["a"]["3"]["2"], b"qwe")
with self.assertRaises(KeyError):
a = self.id["a"]["2"]["a"]
def test_invalid_type(self):
with self.assertRaises(TypeError):
self.id["a"] = self
class TestIdPropertyGroupView(TestHelper, unittest.TestCase):
def test_type(self):
self.assertEqual(type(self.id.keys()), idprop.types.IDPropertyGroupViewKeys)
self.assertEqual(type(self.id.values()), idprop.types.IDPropertyGroupViewValues)
self.assertEqual(type(self.id.items()), idprop.types.IDPropertyGroupViewItems)
self.assertEqual(type(iter(self.id.keys())), idprop.types.IDPropertyGroupIterKeys)
self.assertEqual(type(iter(self.id.values())), idprop.types.IDPropertyGroupIterValues)
self.assertEqual(type(iter(self.id.items())), idprop.types.IDPropertyGroupIterItems)
def test_basic(self):
text = ["A", "B", "C"]
for i, ch in enumerate(text):
self.id[ch] = i
self.assertEqual(len(self.id.keys()), len(text))
self.assertEqual(list(self.id.keys()), text)
self.assertEqual(list(reversed(self.id.keys())), list(reversed(text)))
self.assertEqual(len(self.id.values()), len(text))
self.assertEqual(list(self.id.values()), list(range(len(text))))
self.assertEqual(list(reversed(self.id.values())), list(reversed(range(len(text)))))
self.assertEqual(len(self.id.items()), len(text))
self.assertEqual(list(self.id.items()), [(k, v) for v, k in enumerate(text)])
self.assertEqual(list(reversed(self.id.items())), list(reversed([(k, v) for v, k in enumerate(text)])))
# Check direct iteration is working as expected.
self.id["group"] = {ch: i for i, ch in enumerate(text)}
group = self.id["group"]
self.assertEqual(len(group), len(text))
self.assertEqual(list(iter(group)), text)
def test_contains(self):
# Check `idprop.types.IDPropertyGroupView{Keys/Values/Items}.__contains__`
text = ["A", "B", "C"]
for i, ch in enumerate(text):
self.id[ch] = i
self.assertIn("A", self.id)
self.assertNotIn("D", self.id)
self.assertIn("A", self.id.keys())
self.assertNotIn("D", self.id.keys())
self.assertIn(2, self.id.values())
self.assertNotIn(3, self.id.values())
self.assertIn(("A", 0), self.id.items())
self.assertNotIn(("D", 3), self.id.items())
class TestBufferProtocol(TestHelper, unittest.TestCase):
def test_copy(self):
self.id["a"] = array("i", [1, 2, 3, 4, 5])
self.id["b"] = self.id["a"]
self.assertEqual(self.id["a"].to_list(), self.id["b"].to_list())
def test_memview_attributes(self):
mylist = [1, 2, 3]
self.id["a"] = mylist
view1 = memoryview(self.id["a"])
view2 = memoryview(array("i", mylist))
self.assertEqualMemviews(view1, view2)
def assertEqualMemviews(self, view1, view2):
props_to_compare = (
"contiguous", "format", "itemsize", "nbytes", "ndim",
"readonly", "shape", "strides", "suboffsets"
)
for attr in props_to_compare:
self.assertEqual(getattr(view1, attr), getattr(view2, attr))
self.assertEqual(list(view1), list(view2))
self.assertEqual(view1.tobytes(), view2.tobytes())
if np is not None:
class TestBufferProtocol_Numpy(TestHelper, unittest.TestCase):
def test_int(self):
self.id["a"] = array("i", [1, 2, 3, 4, 5])
a = np.frombuffer(self.id["a"], self.id["a"].typecode)
self.assertEqual(len(a), 5)
a[2] = 10
self.assertEqual(self.id["a"].to_list(), [1, 2, 10, 4, 5])
def test_float(self):
self.id["a"] = array("f", [1.0, 2.0, 3.0, 4.0])
a = np.frombuffer(self.id["a"], self.id["a"].typecode)
self.assertEqual(len(a), 4)
a[-1] = 10
self.assertEqual(self.id["a"].to_list(), [1.0, 2.0, 3.0, 10.0])
def test_double(self):
self.id["a"] = array("d", [1.0, 2.0, 3.0, 4.0])
a = np.frombuffer(self.id["a"], self.id["a"].typecode)
a[1] = 10
self.assertEqual(self.id["a"].to_list(), [1.0, 10.0, 3.0, 4.0])
def test_full_update(self):
self.id["a"] = array("i", [1, 2, 3, 4, 5, 6])
a = np.frombuffer(self.id["a"], self.id["a"].typecode)
a[:] = [10, 20, 30, 40, 50, 60]
self.assertEqual(self.id["a"].to_list(), [10, 20, 30, 40, 50, 60])
def test_partial_update(self):
self.id["a"] = array("i", [1, 2, 3, 4, 5, 6, 7, 8])
a = np.frombuffer(self.id["a"], self.id["a"].typecode)
a[1:5] = [10, 20, 30, 40]
self.assertEqual(self.id["a"].to_list(), [1, 10, 20, 30, 40, 6, 7, 8])
class TestRNAData(TestHelper, unittest.TestCase):
def test_custom_properties_none(self):
bpy.data.objects.new("test", None)
test_object = bpy.data.objects["test"]
# Access default RNA data values.
test_object.id_properties_clear()
test_object["test_prop"] = 0.5
ui_data_test_prop = test_object.id_properties_ui("test_prop")
rna_data = ui_data_test_prop.as_dict()
self.assertTrue("min" in rna_data)
self.assertLess(rna_data["min"], -10000.0)
self.assertEqual(rna_data["subtype"], "NONE")
self.assertGreater(rna_data["soft_max"], 10000.0)
# Change RNA data values.
ui_data_test_prop.update(subtype="TEMPERATURE", min=0, soft_min=0.1)
rna_data = ui_data_test_prop.as_dict()
self.assertEqual(rna_data["min"], 0)
self.assertEqual(rna_data["soft_min"], 0.1)
self.assertEqual(rna_data["subtype"], "TEMPERATURE")
# Copy RNA data values from one property to another.
test_object["test_prop_2"] = 11.7
ui_data_test_prop_2 = test_object.id_properties_ui("test_prop_2")
ui_data_test_prop_2.update_from(ui_data_test_prop)
rna_data = ui_data_test_prop_2.as_dict()
self.assertEqual(rna_data["min"], 0)
self.assertEqual(rna_data["soft_min"], 0.1)
self.assertEqual(rna_data["subtype"], "TEMPERATURE")
self.assertGreater(rna_data["soft_max"], 10000.0)
# Copy RNA data values to another object's property.
bpy.data.objects.new("test_2", None)
test_object_2 = bpy.data.objects["test_2"]
test_object_2["test_prop_3"] = 20.1
ui_data_test_prop_3 = test_object_2.id_properties_ui("test_prop_3")
ui_data_test_prop_3.update_from(ui_data_test_prop_2)
rna_data = ui_data_test_prop_3.as_dict()
self.assertEqual(rna_data["min"], 0)
self.assertEqual(rna_data["soft_min"], 0.1)
self.assertEqual(rna_data["subtype"], "TEMPERATURE")
self.assertGreater(rna_data["soft_max"], 10000.0)
# Test RNA data for string property.
test_object.id_properties_clear()
test_object["test_string_prop"] = "Hello there!"
ui_data_test_prop_string = test_object.id_properties_ui("test_string_prop")
ui_data_test_prop_string.update(default="Goodbye where?")
rna_data = ui_data_test_prop_string.as_dict()
self.assertEqual(rna_data["default"], "Goodbye where?")
# Test RNA data for array property.
test_object.id_properties_clear()
test_object["test_array_prop"] = [1, 2, 3]
ui_data_test_prop_array = test_object.id_properties_ui("test_array_prop")
ui_data_test_prop_array.update(default=[1, 2])
rna_data = ui_data_test_prop_array.as_dict()
self.assertEqual(rna_data["default"], [1, 2])
if __name__ == '__main__':
import sys
sys.argv = [__file__] + (sys.argv[sys.argv.index("--") + 1:] if "--" in sys.argv else [])
unittest.main()
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