ssdfasd
d2585f14b3
- Implement dependency graph for resource management - Add/remove nodes and dependencies - Reference counting support - Circular dependency detection - Add unit tests
132 lines
4.2 KiB
C++
132 lines
4.2 KiB
C++
#include <gtest/gtest.h>
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#include <XCEngine/Resources/ResourceDependencyGraph.h>
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#include <XCEngine/Resources/ResourceTypes.h>
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using namespace XCEngine::Resources;
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using namespace XCEngine::Containers;
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namespace {
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TEST(ResourceDependencyGraph, DefaultConstructor) {
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ResourceDependencyGraph graph;
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}
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TEST(ResourceDependencyGraph, AddNode) {
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ResourceDependencyGraph graph;
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graph.AddNode(ResourceGUID(1), ResourceType::Texture);
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EXPECT_TRUE(graph.HasNode(ResourceGUID(1)));
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}
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TEST(ResourceDependencyGraph, AddMultipleNodes) {
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ResourceDependencyGraph graph;
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graph.AddNode(ResourceGUID(1), ResourceType::Texture);
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graph.AddNode(ResourceGUID(2), ResourceType::Mesh);
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graph.AddNode(ResourceGUID(3), ResourceType::Material);
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EXPECT_TRUE(graph.HasNode(ResourceGUID(1)));
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EXPECT_TRUE(graph.HasNode(ResourceGUID(2)));
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EXPECT_TRUE(graph.HasNode(ResourceGUID(3)));
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}
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TEST(ResourceDependencyGraph, RemoveNode) {
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ResourceDependencyGraph graph;
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graph.AddNode(ResourceGUID(1), ResourceType::Texture);
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EXPECT_TRUE(graph.HasNode(ResourceGUID(1)));
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graph.RemoveNode(ResourceGUID(1));
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EXPECT_FALSE(graph.HasNode(ResourceGUID(1)));
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}
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TEST(ResourceDependencyGraph, AddDependency) {
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ResourceDependencyGraph graph;
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graph.AddNode(ResourceGUID(1), ResourceType::Material);
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graph.AddNode(ResourceGUID(2), ResourceType::Texture);
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graph.AddDependency(ResourceGUID(1), ResourceGUID(2));
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auto deps = graph.GetDependencies(ResourceGUID(1));
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EXPECT_EQ(deps.Size(), 1u);
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EXPECT_EQ(deps[0], ResourceGUID(2));
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}
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TEST(ResourceDependencyGraph, GetDependents) {
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ResourceDependencyGraph graph;
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graph.AddNode(ResourceGUID(1), ResourceType::Material);
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graph.AddNode(ResourceGUID(2), ResourceType::Texture);
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graph.AddDependency(ResourceGUID(1), ResourceGUID(2));
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auto dependents = graph.GetDependents(ResourceGUID(2));
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EXPECT_EQ(dependents.Size(), 1u);
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EXPECT_EQ(dependents[0], ResourceGUID(1));
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}
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TEST(ResourceDependencyGraph, GetAllDependencies) {
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ResourceDependencyGraph graph;
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graph.AddNode(ResourceGUID(1), ResourceType::Material);
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graph.AddNode(ResourceGUID(2), ResourceType::Texture);
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graph.AddNode(ResourceGUID(3), ResourceType::Shader);
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graph.AddDependency(ResourceGUID(1), ResourceGUID(2));
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graph.AddDependency(ResourceGUID(1), ResourceGUID(3));
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auto allDeps = graph.GetAllDependencies(ResourceGUID(1));
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EXPECT_EQ(allDeps.Size(), 2u);
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}
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TEST(ResourceDependencyGraph, RefCount) {
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ResourceDependencyGraph graph;
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graph.AddNode(ResourceGUID(1), ResourceType::Texture);
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EXPECT_EQ(graph.GetRefCount(ResourceGUID(1)), 0u);
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graph.IncrementRefCount(ResourceGUID(1));
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EXPECT_EQ(graph.GetRefCount(ResourceGUID(1)), 1u);
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graph.IncrementRefCount(ResourceGUID(1));
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EXPECT_EQ(graph.GetRefCount(ResourceGUID(1)), 2u);
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graph.DecrementRefCount(ResourceGUID(1));
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EXPECT_EQ(graph.GetRefCount(ResourceGUID(1)), 1u);
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}
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TEST(ResourceDependencyGraph, Unload) {
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ResourceDependencyGraph graph;
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graph.AddNode(ResourceGUID(1), ResourceType::Texture);
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EXPECT_TRUE(graph.Unload(ResourceGUID(1)));
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graph.IncrementRefCount(ResourceGUID(1));
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EXPECT_FALSE(graph.Unload(ResourceGUID(1)));
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}
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TEST(ResourceDependencyGraph, Clear) {
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ResourceDependencyGraph graph;
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graph.AddNode(ResourceGUID(1), ResourceType::Texture);
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graph.AddNode(ResourceGUID(2), ResourceType::Mesh);
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EXPECT_TRUE(graph.HasNode(ResourceGUID(1)));
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EXPECT_TRUE(graph.HasNode(ResourceGUID(2)));
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graph.Clear();
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EXPECT_FALSE(graph.HasNode(ResourceGUID(1)));
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EXPECT_FALSE(graph.HasNode(ResourceGUID(2)));
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}
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TEST(ResourceDependencyGraph, RemoveDependency) {
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ResourceDependencyGraph graph;
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graph.AddNode(ResourceGUID(1), ResourceType::Material);
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graph.AddNode(ResourceGUID(2), ResourceType::Texture);
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graph.AddDependency(ResourceGUID(1), ResourceGUID(2));
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auto deps = graph.GetDependencies(ResourceGUID(1));
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EXPECT_EQ(deps.Size(), 1u);
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graph.RemoveDependency(ResourceGUID(1), ResourceGUID(2));
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deps = graph.GetDependencies(ResourceGUID(1));
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EXPECT_EQ(deps.Size(), 0u);
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}
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} // namespace
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