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/* SPDX-License-Identifier: GPL-2.0-or-later
* Copyright 2019 Blender Foundation. All rights reserved. */
#include "IO_abstract_hierarchy_iterator.h"
#include "testing/testing.h"
#include "BLI_utildefines.h"
#include <climits>
namespace blender::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, behavior_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 blender::io
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