Initial Commit

2026-03-16 14:38:46 +02:00
commit b8f7327a21
2327 changed files with 253610 additions and 0 deletions
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+
+using System.Collections;
+using System.Collections.Generic;
+using ModestTree;
+using UnityEngine;
+using UnityEngine.TestTools;
+
+namespace Zenject.Tests.Bindings
+{
+    public class TestFromComponentInChildren : ZenjectIntegrationTestFixture
+    {
+        Root _root;
+        Child _child1;
+        Child _child2;
+        Grandchild _grandchild;
+
+        public void Setup1()
+        {
+            _root = new GameObject("root").AddComponent<Root>();
+
+            _child1 = new GameObject("child1").AddComponent<Child>();
+            _child1.transform.SetParent(_root.transform);
+
+            _child2 = new GameObject("child2").AddComponent<Child>();
+            _child2.transform.SetParent(_root.transform);
+
+            _grandchild = new GameObject("grandchild").AddComponent<Grandchild>();
+            _grandchild.transform.SetParent(_child1.transform);
+        }
+
+        [UnityTest]
+        public IEnumerator RunMatchSingleChild()
+        {
+            Setup1();
+            PreInstall();
+            Container.Bind<Grandchild>().FromComponentInChildren();
+            Container.Bind<Child>().FromComponentInChildren();
+
+            PostInstall();
+
+            Assert.IsEqual(_root.Grandchild, _grandchild);
+            Assert.IsEqual(_root.Childs.Count, 1);
+            Assert.IsEqual(_root.Childs[0], _child1);
+            yield break;
+        }
+
+        [UnityTest]
+        public IEnumerator RunMatchAllChildren()
+        {
+            Setup1();
+            PreInstall();
+            Container.Bind<Grandchild>().FromComponentInChildren();
+            Container.Bind<Child>().FromComponentsInChildren();
+
+            PostInstall();
+
+            Assert.IsEqual(_root.Grandchild, _grandchild);
+            Assert.IsEqual(_root.Childs.Count, 2);
+            Assert.IsEqual(_root.Childs[0], _child1);
+            Assert.IsEqual(_root.Childs[1], _child2);
+            yield break;
+        }
+
+        [UnityTest]
+        public IEnumerator RunMissingChildrenFailure()
+        {
+            new GameObject("root").AddComponent<Root>();
+
+            PreInstall();
+            Container.Bind<Grandchild>().FromComponentInChildren();
+
+            Assert.Throws(() => PostInstall());
+            yield break;
+        }
+
+        [UnityTest]
+        public IEnumerator RunMissingChildrenSuccess()
+        {
+            var root = new GameObject("root").AddComponent<Root>();
+
+            var grandchild = new GameObject("grandchild").AddComponent<Grandchild>();
+            grandchild.transform.SetParent(root.transform);
+
+            PreInstall();
+            Container.Bind<Grandchild>().FromComponentInChildren();
+
+            PostInstall();
+            yield break;
+        }
+
+        [UnityTest]
+        public IEnumerator TestOptional()
+        {
+            var root = new GameObject("root").AddComponent<RootWithOptional>();
+
+            PreInstall();
+
+            Container.Bind<Child>().FromComponentInChildren();
+
+            PostInstall();
+
+            Assert.IsNull(root.Child);
+
+            yield break;
+        }
+
+        [UnityTest]
+        public IEnumerator TestOptional2()
+        {
+            var root = new GameObject("root").AddComponent<Root>();
+
+            var grandChild = new GameObject("grandchild").AddComponent<Grandchild>();
+            grandChild.transform.SetParent(root.transform, false);
+
+            PreInstall();
+
+            Container.Bind<Grandchild>().FromComponentsInChildren();
+            Container.Bind<Child>().FromComponentInChildren();
+
+            PostInstall();
+
+            // The FromComponentInChildren call should match nothing when optional like in
+            // list bindings
+            Assert.That(root.Childs.IsEmpty());
+
+            yield break;
+        }
+
+        [UnityTest]
+        public IEnumerator RunMatchSingleChildNonGeneric()
+        {
+            Setup1();
+            PreInstall();
+            Container.Bind(typeof(Grandchild)).FromComponentInChildren();
+            Container.Bind(typeof(Child)).FromComponentInChildren();
+
+            PostInstall();
+
+            Assert.IsEqual(_root.Grandchild, _grandchild);
+            Assert.IsEqual(_root.Childs.Count, 1);
+            Assert.IsEqual(_root.Childs[0], _child1);
+            yield break;
+        }
+
+        [UnityTest]
+        public IEnumerator RunMatchAllChildrenNonGeneric()
+        {
+            Setup1();
+            PreInstall();
+            Container.Bind(typeof(Grandchild)).FromComponentInChildren();
+            Container.Bind<Child>().FromComponentsInChildren();
+
+            PostInstall();
+
+            Assert.IsEqual(_root.Grandchild, _grandchild);
+            Assert.IsEqual(_root.Childs.Count, 2);
+            Assert.IsEqual(_root.Childs[0], _child1);
+            Assert.IsEqual(_root.Childs[1], _child2);
+            yield break;
+        }
+
+        [UnityTest]
+        public IEnumerator RunMissingChildrenFailureNonGeneric()
+        {
+            new GameObject("root").AddComponent<Root>();
+
+            PreInstall();
+            Container.Bind(typeof(Grandchild)).FromComponentInChildren();
+
+            Assert.Throws(() => PostInstall());
+            yield break;
+        }
+
+        [UnityTest]
+        public IEnumerator RunMissingChildrenSuccessNonGeneric()
+        {
+            var root = new GameObject("root").AddComponent<Root>();
+
+            var grandchild = new GameObject("grandchild").AddComponent<Grandchild>();
+            grandchild.transform.SetParent(root.transform);
+
+            PreInstall();
+            Container.Bind(typeof(Grandchild)).FromComponentInChildren();
+
+            PostInstall();
+            yield break;
+        }
+
+        [UnityTest]
+        public IEnumerator TestOptionalNonGeneric()
+        {
+            var root = new GameObject("root").AddComponent<RootWithOptional>();
+
+            PreInstall();
+
+            Container.Bind(typeof(Child)).FromComponentInChildren();
+
+            PostInstall();
+
+            Assert.IsNull(root.Child);
+
+            yield break;
+        }
+
+        public class Root : MonoBehaviour
+        {
+            [Inject]
+            public Grandchild Grandchild;
+
+            [Inject]
+            public List<Child> Childs;
+        }
+
+        public class Child : MonoBehaviour
+        {
+        }
+
+        public class Grandchild : MonoBehaviour
+        {
+        }
+
+        public class RootWithOptional : MonoBehaviour
+        {
+            [InjectOptional]
+            public Child Child;
+        }
+    }
+}
+
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+guid: 60e4db58b41116646b1675963b1c75a1
+timeCreated: 1485741160
+licenseType: Free
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