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Add test for Prefab issue #718

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This commit is contained in:
Wojtek Figat
2022-07-26 23:09:34 +02:00
parent cced83ca96
commit 99d1c1903f
1 changed files with 128 additions and 0 deletions
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Source/Engine/Tests/TestPrefabs.cpp Normal file
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// Copyright (c) 2012-2022 Wojciech Figat. All rights reserved.
#include "Engine/Content/Content.h"
#include "Engine/Content/AssetReference.h"
#include "Engine/Core/Log.h"
#include "Engine/Level/Actor.h"
#include "Engine/Level/Actors/EmptyActor.h"
#include "Engine/Level/Prefabs/Prefab.h"
#include "Engine/Level/Prefabs/PrefabManager.h"
#include "Engine/Scripting/ScriptingObjectReference.h"
#include <ThirdParty/catch2/catch.hpp>
TEST_CASE("Prefabs")
{
SECTION("Virtual Prefab")
{
auto* prefab = Content::CreateVirtualAsset<Prefab>();
REQUIRE(prefab);
Content::DeleteAsset(prefab);
}
SECTION("Test Repareting in Nested Prefab")
{
// https://github.com/FlaxEngine/FlaxEngine/issues/718
// Create Prefab B with two children attached to the root
AssetReference<Prefab> prefabB = Content::CreateVirtualAsset<Prefab>();
REQUIRE(prefabB);
Guid id;
Guid::Parse("665bb01c49a3370f14a023b5395de261", id);
prefabB->ChangeID(id);
auto prefabBInit = prefabB->Init(Prefab::TypeName,
"["
"{"
"\"ID\": \"eec6b9644492fbca1a6ab0a7904a557e\","
"\"TypeName\": \"FlaxEngine.EmptyActor\","
"\"Name\": \"Prefab B.Root\""
"},"
"{"
"\"ID\": \"124540354d2d0a1decbb3ebfc279cfe6\","
"\"TypeName\": \"FlaxEngine.EmptyActor\","
"\"ParentID\": \"eec6b9644492fbca1a6ab0a7904a557e\","
"\"Name\": \"Prefab B.Parent\""
"},"
"{"
"\"ID\": \"f701472747356b7c26186db1c4252b53\","
"\"TypeName\": \"FlaxEngine.EmptyActor\","
"\"ParentID\": \"eec6b9644492fbca1a6ab0a7904a557e\","
"\"Name\": \"Prefab B.Child\""
"}"
"]");
REQUIRE(!prefabBInit);
// Create Prefab A with nested Prefab B attached to the root
AssetReference<Prefab> prefabA = Content::CreateVirtualAsset<Prefab>();
REQUIRE(prefabA);
Guid::Parse("02524a044184af56b6c664a0f98bd761", id);
prefabA->ChangeID(id);
auto prefabAInit = prefabA->Init(Prefab::TypeName,
"["
"{"
"\"ID\": \"5aa124754dcd1cdefed80e828831d45b\","
"\"TypeName\": \"FlaxEngine.EmptyActor\","
"\"Name\": \"Prefab A.Root\""
"},"
"{"
"\"ID\": \"8e51f1094f430733333f8280e78dfcc3\","
"\"PrefabID\": \"665bb01c49a3370f14a023b5395de261\","
"\"PrefabObjectID\": \"eec6b9644492fbca1a6ab0a7904a557e\","
"\"ParentID\": \"5aa124754dcd1cdefed80e828831d45b\""
"},"
"{"
"\"ID\": \"8e1f2bae4aaedeab8725908ce1aec325\","
"\"PrefabID\": \"665bb01c49a3370f14a023b5395de261\","
"\"PrefabObjectID\": \"124540354d2d0a1decbb3ebfc279cfe6\","
"\"ParentID\": \"8e51f1094f430733333f8280e78dfcc3\""
"},"
"{"
"\"ID\": \"4e4f3a1847cf96fe2e8919848b7eca79\","
"\"PrefabID\": \"665bb01c49a3370f14a023b5395de261\","
"\"PrefabObjectID\": \"f701472747356b7c26186db1c4252b53\","
"\"ParentID\": \"8e51f1094f430733333f8280e78dfcc3\""
"}"
"]");
REQUIRE(!prefabAInit);
// Spawn test instances of both prefabs
ScriptingObjectReference<Actor> instanceB = PrefabManager::SpawnPrefab(prefabB);
ScriptingObjectReference<Actor> instanceA = PrefabManager::SpawnPrefab(prefabA);
// Verify initial scenario
REQUIRE(instanceA);
REQUIRE(instanceB);
REQUIRE(instanceA->GetName() == TEXT("Prefab A.Root"));
REQUIRE(instanceA->GetChildrenCount() == 1);
REQUIRE(instanceA->Children[0]->GetName() == TEXT("Prefab B.Root"));
REQUIRE(instanceA->Children[0]->GetChildrenCount() == 2);
REQUIRE(instanceA->Children[0]->Children[0]->GetName() == TEXT("Prefab B.Parent"));
REQUIRE(instanceA->Children[0]->Children[0]->GetChildrenCount() == 0);
REQUIRE(instanceA->Children[0]->Children[1]->GetName() == TEXT("Prefab B.Child"));
REQUIRE(instanceA->Children[0]->Children[1]->GetChildrenCount() == 0);
// Modify Prefab B instance to reparent the actor
instanceB->FindActor(TEXT("Prefab B.Child"))->SetParent(instanceB->FindActor(TEXT("Prefab B.Parent")));
// Apply nested prefab changes
auto applyResult = PrefabManager::ApplyAll(instanceB);
REQUIRE(!applyResult);
// Verify if instance of Prefab B nested in instance of Prefab A was properly updated
REQUIRE(instanceA);
REQUIRE(instanceB);
REQUIRE(instanceA->GetName() == TEXT("Prefab A.Root"));
REQUIRE(instanceA->GetChildrenCount() == 1);
REQUIRE(instanceA->Children[0]->GetName() == TEXT("Prefab B.Root"));
REQUIRE(instanceA->Children[0]->GetChildrenCount() == 1);
REQUIRE(instanceA->Children[0]->Children[0]->GetName() == TEXT("Prefab B.Parent"));
REQUIRE(instanceA->Children[0]->Children[0]->GetChildrenCount() == 1);
REQUIRE(instanceA->Children[0]->Children[0]->Children[0]->GetName() == TEXT("Prefab B.Child"));
REQUIRE(instanceA->Children[0]->Children[0]->Children[0]->GetChildrenCount() == 0);
// Cleanup
instanceA->DeleteObject();
instanceB->DeleteObject();
Content::DeleteAsset(prefabA);
Content::DeleteAsset(prefabB);
}
}