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Diffstat (limited to 'tests/gtests/usd/object_identifier_test.cc')
| -rw-r--r-- | tests/gtests/usd/object_identifier_test.cc | 236 |
1 files changed, 236 insertions, 0 deletions
diff --git a/tests/gtests/usd/object_identifier_test.cc b/tests/gtests/usd/object_identifier_test.cc new file mode 100644 index 00000000000..810d4470260 --- /dev/null +++ b/tests/gtests/usd/object_identifier_test.cc @@ -0,0 +1,236 @@ +/* + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version 2 + * of the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software Foundation, + * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. + * + * The Original Code is Copyright (C) 2019 Blender Foundation. + * All rights reserved. + */ +#include "IO_abstract_hierarchy_iterator.h" + +#include "testing/testing.h" + +#include "BLI_utildefines.h" + +#include <climits> + +namespace blender { +namespace io { + +namespace { + +/* Return object pointer for use in tests. This makes it possible to reliably test for + * order/equality functions while using hard-coded values for simplicity. */ +Object *fake_pointer(int value) +{ + return static_cast<Object *>(POINTER_FROM_INT(value)); +} + +/* PersistentID subclass for use in tests, making it easier to construct test values. */ +class TestPersistentID : public PersistentID { + public: + TestPersistentID(int value0, + int value1, + int value2, + int value3, + int value4, + int value5, + int value6, + int value7) + { + persistent_id_[0] = value0; + persistent_id_[1] = value1; + persistent_id_[2] = value2; + persistent_id_[3] = value3; + persistent_id_[4] = value4; + persistent_id_[5] = value5; + persistent_id_[6] = value6; + persistent_id_[7] = value7; + } + TestPersistentID(int value0, int value1, int value2) + : TestPersistentID(value0, value1, value2, INT_MAX, INT_MAX, INT_MAX, INT_MAX, INT_MAX) + { + } + TestPersistentID(int value0, int value1) : TestPersistentID(value0, value1, INT_MAX) + { + } + explicit TestPersistentID(int value0) : TestPersistentID(value0, INT_MAX) + { + } +}; + +/* ObjectIdentifier subclass for use in tests, making it easier to construct test values. */ +class TestObjectIdentifier : public ObjectIdentifier { + public: + TestObjectIdentifier(Object *object, Object *duplicated_by, const PersistentID &persistent_id) + : ObjectIdentifier(object, duplicated_by, persistent_id) + { + } +}; + +} // namespace + +class ObjectIdentifierOrderTest : public testing::Test { +}; + +TEST_F(ObjectIdentifierOrderTest, graph_root) +{ + ObjectIdentifier id_root_1 = ObjectIdentifier::for_graph_root(); + ObjectIdentifier id_root_2 = ObjectIdentifier::for_graph_root(); + EXPECT_TRUE(id_root_1 == id_root_2); + EXPECT_FALSE(id_root_1 < id_root_2); + EXPECT_FALSE(id_root_2 < id_root_1); + + ObjectIdentifier id_a = ObjectIdentifier::for_real_object(fake_pointer(1)); + EXPECT_FALSE(id_root_1 == id_a); + EXPECT_TRUE(id_root_1 < id_a); + EXPECT_FALSE(id_a < id_root_1); + + ObjectIdentifier id_accidental_root = ObjectIdentifier::for_real_object(nullptr); + EXPECT_TRUE(id_root_1 == id_accidental_root); + EXPECT_FALSE(id_root_1 < id_accidental_root); + EXPECT_FALSE(id_accidental_root < id_root_1); +} + +TEST_F(ObjectIdentifierOrderTest, real_objects) +{ + ObjectIdentifier id_a = ObjectIdentifier::for_real_object(fake_pointer(1)); + ObjectIdentifier id_b = ObjectIdentifier::for_real_object(fake_pointer(2)); + EXPECT_FALSE(id_a == id_b); + EXPECT_TRUE(id_a < id_b); +} + +TEST_F(ObjectIdentifierOrderTest, duplicated_objects) +{ + ObjectIdentifier id_real_a = ObjectIdentifier::for_real_object(fake_pointer(1)); + TestObjectIdentifier id_dupli_a(fake_pointer(1), fake_pointer(2), TestPersistentID(0)); + TestObjectIdentifier id_dupli_b(fake_pointer(1), fake_pointer(3), TestPersistentID(0)); + TestObjectIdentifier id_different_dupli_b(fake_pointer(1), fake_pointer(3), TestPersistentID(1)); + + EXPECT_FALSE(id_real_a == id_dupli_a); + EXPECT_FALSE(id_dupli_a == id_dupli_b); + EXPECT_TRUE(id_real_a < id_dupli_a); + EXPECT_TRUE(id_real_a < id_dupli_b); + EXPECT_TRUE(id_dupli_a < id_dupli_b); + EXPECT_TRUE(id_dupli_a < id_different_dupli_b); + + EXPECT_FALSE(id_dupli_b == id_different_dupli_b); + EXPECT_FALSE(id_dupli_a == id_different_dupli_b); + EXPECT_TRUE(id_dupli_b < id_different_dupli_b); + EXPECT_FALSE(id_different_dupli_b < id_dupli_b); +} + +TEST_F(ObjectIdentifierOrderTest, behaviour_as_map_keys) +{ + ObjectIdentifier id_root = ObjectIdentifier::for_graph_root(); + ObjectIdentifier id_another_root = ObjectIdentifier::for_graph_root(); + ObjectIdentifier id_real_a = ObjectIdentifier::for_real_object(fake_pointer(1)); + TestObjectIdentifier id_dupli_a(fake_pointer(1), fake_pointer(2), TestPersistentID(0)); + TestObjectIdentifier id_dupli_b(fake_pointer(1), fake_pointer(3), TestPersistentID(0)); + AbstractHierarchyIterator::ExportGraph graph; + + /* This inserts the keys with default values. */ + graph[id_root]; + graph[id_real_a]; + graph[id_dupli_a]; + graph[id_dupli_b]; + graph[id_another_root]; + + EXPECT_EQ(4, graph.size()); + + graph.erase(id_another_root); + EXPECT_EQ(3, graph.size()); + + TestObjectIdentifier id_another_dupli_b(fake_pointer(1), fake_pointer(3), TestPersistentID(0)); + graph.erase(id_another_dupli_b); + EXPECT_EQ(2, graph.size()); +} + +TEST_F(ObjectIdentifierOrderTest, map_copy_and_update) +{ + ObjectIdentifier id_root = ObjectIdentifier::for_graph_root(); + ObjectIdentifier id_real_a = ObjectIdentifier::for_real_object(fake_pointer(1)); + TestObjectIdentifier id_dupli_a(fake_pointer(1), fake_pointer(2), TestPersistentID(0)); + TestObjectIdentifier id_dupli_b(fake_pointer(1), fake_pointer(3), TestPersistentID(0)); + TestObjectIdentifier id_dupli_c(fake_pointer(1), fake_pointer(3), TestPersistentID(1)); + AbstractHierarchyIterator::ExportGraph graph; + + /* This inserts the keys with default values. */ + graph[id_root]; + graph[id_real_a]; + graph[id_dupli_a]; + graph[id_dupli_b]; + graph[id_dupli_c]; + EXPECT_EQ(5, graph.size()); + + AbstractHierarchyIterator::ExportGraph graph_copy = graph; + EXPECT_EQ(5, graph_copy.size()); + + // Updating a value in a copy should not update the original. + HierarchyContext ctx1; + HierarchyContext ctx2; + ctx1.object = fake_pointer(1); + ctx2.object = fake_pointer(2); + + graph_copy[id_root].insert(&ctx1); + EXPECT_EQ(0, graph[id_root].size()); + + // Deleting a key in the copy should not update the original. + graph_copy.erase(id_dupli_c); + EXPECT_EQ(4, graph_copy.size()); + EXPECT_EQ(5, graph.size()); +} + +class PersistentIDTest : public testing::Test { +}; + +TEST_F(PersistentIDTest, is_from_same_instancer) +{ + PersistentID child_id_a = TestPersistentID(42, 327); + PersistentID child_id_b = TestPersistentID(17, 327); + PersistentID child_id_c = TestPersistentID(17); + + EXPECT_TRUE(child_id_a.is_from_same_instancer_as(child_id_b)); + EXPECT_FALSE(child_id_a.is_from_same_instancer_as(child_id_c)); +} + +TEST_F(PersistentIDTest, instancer_id) +{ + PersistentID child_id = TestPersistentID(42, 327); + + PersistentID expect_instancer_id = TestPersistentID(327); + EXPECT_EQ(expect_instancer_id, child_id.instancer_pid()); + + PersistentID empty_id; + EXPECT_EQ(empty_id, child_id.instancer_pid().instancer_pid()); + + EXPECT_LT(child_id, expect_instancer_id); + EXPECT_LT(expect_instancer_id, empty_id); +} + +TEST_F(PersistentIDTest, as_object_name_suffix) +{ + EXPECT_EQ("", PersistentID().as_object_name_suffix()); + EXPECT_EQ("47", TestPersistentID(47).as_object_name_suffix()); + EXPECT_EQ("327-47", TestPersistentID(47, 327).as_object_name_suffix()); + EXPECT_EQ("42-327-47", TestPersistentID(47, 327, 42).as_object_name_suffix()); + + EXPECT_EQ("7-6-5-4-3-2-1-0", TestPersistentID(0, 1, 2, 3, 4, 5, 6, 7).as_object_name_suffix()); + + EXPECT_EQ("0-0-0", TestPersistentID(0, 0, 0).as_object_name_suffix()); + EXPECT_EQ("0-0", TestPersistentID(0, 0).as_object_name_suffix()); + EXPECT_EQ("-3--2--1", TestPersistentID(-1, -2, -3).as_object_name_suffix()); +} + +} // namespace io +} // namespace blender |