Merge pull request #12187 from aws-lumberyard-dev/jckand/TerrainTests

Adding 3 new Landscape Canvas/Terrain tests

AutomatedTesting/Assets/Prefabs/LandscapeCanvasTerrain.prefab

@@ -0,0 +1,933 @@
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+                "Component_[9300954258942736751]": {
+                    "$type": "EditorDisabledCompositionComponent",
+                    "Id": 9300954258942736751
+                }
+            }
+        },
+        "Entity_[8971833251386]": {
+            "Id": "Entity_[8971833251386]",
+            "Name": "HeightmapGradient",
+            "Components": {
+                "Component_[10804014024059187598]": {
+                    "$type": "EditorEntityIconComponent",
+                    "Id": 10804014024059187598
+                },
+                "Component_[10863702004979251180]": {
+                    "$type": "EditorLockComponent",
+                    "Id": 10863702004979251180
+                },
+                "Component_[1198636646362192517]": {
+                    "$type": "EditorGradientTransformComponent",
+                    "Id": 1198636646362192517,
+                    "Configuration": {
+                        "ShapeReference": "",
+                        "Bounds": [
+                            512.0,
+                            512.0,
+                            32.0
+                        ]
+                    }
+                },
+                "Component_[12874589598216868875]": {
+                    "$type": "EditorPendingCompositionComponent",
+                    "Id": 12874589598216868875
+                },
+                "Component_[13331234453650528420]": {
+                    "$type": "EditorDisabledCompositionComponent",
+                    "Id": 13331234453650528420
+                },
+                "Component_[15138908446330453178]": {
+                    "$type": "EditorVisibilityComponent",
+                    "Id": 15138908446330453178
+                },
+                "Component_[16666166640248911163]": {
+                    "$type": "EditorReferenceShapeComponent",
+                    "Id": 16666166640248911163,
+                    "Configuration": {
+                        "ShapeEntityId": "Entity_[8976128218682]"
+                    }
+                },
+                "Component_[2503706768435266627]": {
+                    "$type": "EditorEntitySortComponent",
+                    "Id": 2503706768435266627
+                },
+                "Component_[3237215681394319820]": {
+                    "$type": "{27F1E1A1-8D9D-4C3B-BD3A-AFB9762449C0} TransformComponent",
+                    "Id": 3237215681394319820,
+                    "Parent Entity": "Entity_[8976128218682]"
+                },
+                "Component_[4791690504997970203]": {
+                    "$type": "EditorOnlyEntityComponent",
+                    "Id": 4791690504997970203
+                },
+                "Component_[6547039796446024939]": {
+                    "$type": "EditorInspectorComponent",
+                    "Id": 6547039796446024939,
+                    "ComponentOrderEntryArray": [
+                        {
+                            "ComponentId": 3237215681394319820
+                        },
+                        {
+                            "ComponentId": 9860922145923378589,
+                            "SortIndex": 1
+                        },
+                        {
+                            "ComponentId": 1198636646362192517,
+                            "SortIndex": 2
+                        },
+                        {
+                            "ComponentId": 16666166640248911163,
+                            "SortIndex": 3
+                        }
+                    ]
+                },
+                "Component_[9860922145923378589]": {
+                    "$type": "EditorPerlinGradientComponent",
+                    "Id": 9860922145923378589,
+                    "Configuration": {
+                        "frequency": 0.009999999776482582
+                    },
+                    "Previewer": {
+                        "BoundsEntity": "Entity_[8971833251386]"
+                    }
+                }
+            }
+        },
+        "Entity_[8976128218682]": {
+            "Id": "Entity_[8976128218682]",
+            "Name": "TerrainSpawner",
+            "Components": {
+                "Component_[11504704613097751760]": {
+                    "$type": "EditorHeightfieldColliderComponent",
+                    "Id": 11504704613097751760,
+                    "ColliderConfiguration": {
+                        "MaterialSlots": {
+                            "Slots": [
+                                {},
+                                {
+                                    "MaterialAsset": {
+                                        "assetId": {
+                                            "guid": "{00880607-87E1-5178-8C30-37B3220D6149}",
+                                            "subId": 1
+                                        },
+                                        "assetHint": "assets/physics/glass.physicsmaterial"
+                                    }
+                                }
+                            ]
+                        }
+                    }
+                },
+                "Component_[12237656071967086793]": {
+                    "$type": "EditorTerrainMacroMaterialComponent",
+                    "Id": 12237656071967086793,
+                    "Configuration": {
+                        "MacroColor": {
+                            "assetId": {
+                                "guid": "{AC3219AA-A747-5C09-BA1A-29A76BF8C1DE}",
+                                "subId": 1000
+                            },
+                            "assetHint": "materials/presets/macbeth/15_red_srgb.tif.streamingimage"
+                        }
+                    }
+                },
+                "Component_[13226441898179426794]": {
+                    "$type": "EditorPendingCompositionComponent",
+                    "Id": 13226441898179426794
+                },
+                "Component_[13382680504164912560]": {
+                    "$type": "EditorTerrainHeightGradientListComponent",
+                    "Id": 13382680504164912560,
+                    "Configuration": {
+                        "GradientEntities": [
+                            "Entity_[8971833251386]"
+                        ]
+                    }
+                },
+                "Component_[13751693355705175002]": {
+                    "$type": "EditorEntityIconComponent",
+                    "Id": 13751693355705175002
+                },
+                "Component_[1379723664066449576]": {
+                    "$type": "{27F1E1A1-8D9D-4C3B-BD3A-AFB9762449C0} TransformComponent",
+                    "Id": 1379723664066449576,
+                    "Parent Entity": "Entity_[8967538284090]"
+                },
+                "Component_[14553822160321729606]": {
+                    "$type": "EditorTerrainLayerSpawnerComponent",
+                    "Id": 14553822160321729606
+                },
+                "Component_[15346299279434745079]": {
+                    "$type": "EditorInspectorComponent",
+                    "Id": 15346299279434745079,
+                    "ComponentOrderEntryArray": [
+                        {
+                            "ComponentId": 1379723664066449576
+                        },
+                        {
+                            "ComponentId": 14553822160321729606,
+                            "SortIndex": 1
+                        },
+                        {
+                            "ComponentId": 8819450740393318541,
+                            "SortIndex": 2
+                        },
+                        {
+                            "ComponentId": 13382680504164912560,
+                            "SortIndex": 3
+                        },
+                        {
+                            "ComponentId": 9767928792067928389,
+                            "SortIndex": 4
+                        },
+                        {
+                            "ComponentId": 8637726408847485680,
+                            "SortIndex": 5
+                        },
+                        {
+                            "ComponentId": 12237656071967086793,
+                            "SortIndex": 6
+                        },
+                        {
+                            "ComponentId": 2591738885157621431,
+                            "SortIndex": 7
+                        },
+                        {
+                            "ComponentId": 11504704613097751760,
+                            "SortIndex": 8
+                        }
+                    ]
+                },
+                "Component_[1552598088843956046]": {
+                    "$type": "EditorOnlyEntityComponent",
+                    "Id": 1552598088843956046
+                },
+                "Component_[18013841206766463186]": {
+                    "$type": "EditorVisibilityComponent",
+                    "Id": 18013841206766463186
+                },
+                "Component_[255603483110562554]": {
+                    "$type": "EditorLockComponent",
+                    "Id": 255603483110562554
+                },
+                "Component_[2591738885157621431]": {
+                    "$type": "EditorTerrainPhysicsColliderComponent",
+                    "Id": 2591738885157621431,
+                    "Configuration": {
+                        "Mappings": [
+                            {
+                                "Surface": {
+                                    "SurfaceTagCrc": 2062838596
+                                },
+                                "MaterialAsset": {
+                                    "assetId": {
+                                        "guid": "{00880607-87E1-5178-8C30-37B3220D6149}",
+                                        "subId": 1
+                                    },
+                                    "assetHint": "assets/physics/glass.physicsmaterial"
+                                }
+                            }
+                        ]
+                    }
+                },
+                "Component_[374541837907923278]": {
+                    "$type": "EditorEntitySortComponent",
+                    "Id": 374541837907923278,
+                    "Child Entity Order": [
+                        "Entity_[8971833251386]"
+                    ]
+                },
+                "Component_[8637726408847485680]": {
+                    "$type": "EditorTerrainSurfaceGradientListComponent",
+                    "Id": 8637726408847485680,
+                    "Configuration": {
+                        "Mappings": [
+                            {
+                                "Gradient Entity": "Entity_[8971833251386]",
+                                "Surface Tag": {
+                                    "SurfaceTagCrc": 2062838596
+                                }
+                            }
+                        ]
+                    }
+                },
+                "Component_[8819450740393318541]": {
+                    "$type": "EditorAxisAlignedBoxShapeComponent",
+                    "Id": 8819450740393318541,
+                    "AxisAlignedBoxShape": {
+                        "Configuration": {
+                            "Dimensions": [
+                                512.0,
+                                512.0,
+                                32.0
+                            ]
+                        }
+                    }
+                },
+                "Component_[9605085643614868271]": {
+                    "$type": "EditorDisabledCompositionComponent",
+                    "Id": 9605085643614868271
+                },
+                "Component_[9767928792067928389]": {
+                    "$type": "EditorTerrainSurfaceMaterialsListComponent",
+                    "Id": 9767928792067928389,
+                    "Configuration": {
+                        "Mappings": [
+                            {
+                                "Surface": {
+                                    "SurfaceTagCrc": 2062838596
+                                },
+                                "MaterialAsset": {
+                                    "assetId": {
+                                        "guid": "{82346ED7-D369-5EF0-A7E0-70C1082EE073}"
+                                    },
+                                    "assetHint": "materials/presets/macbeth/14_green.azmaterial"
+                                }
+                            }
+                        ]
+                    }
+                }
+            }
+        }
+    }
+}

AutomatedTesting/Gem/PythonTests/largeworlds/landscape_canvas/EditorScripts/TerrainNodes_EntityRemovedOnNodeDelete.py

@@ -0,0 +1,121 @@
+"""
+Copyright (c) Contributors to the Open 3D Engine Project.
+For complete copyright and license terms please see the LICENSE at the root of this distribution.
+
+SPDX-License-Identifier: Apache-2.0 OR MIT
+"""
+
+
+class Tests:
+    lc_tool_opened = (
+        "Landscape Canvas tool opened",
+        "Failed to open Landscape Canvas tool"
+    )
+    new_graph_created = (
+        "Successfully created new graph",
+        "Failed to create new graph"
+    )
+    graph_registered = (
+        "Graph registered with Landscape Canvas",
+        "Failed to register graph"
+    )
+    entity_deleted = (
+        "Entity was deleted when node was removed",
+        "Entity was not deleted as expected when node was removed"
+    )
+
+
+created_entity_id = None
+deleted_entity_id = None
+
+
+def TerrainNodes_EntityRemovedOnNodeDelete():
+    """
+    Summary:
+    This test verifies that entities created automatically by Landscape Canvas are properly removed when the node
+    that created them is removed.
+
+    Expected Behavior:
+    Entities are properly deleted when corresponding nodes are removed.
+
+    Test Steps:
+     1) Open a simple level
+     2) Open Landscape Canvas and create a new graph
+     3) Drag each of the terrain nodes to the graph area, and ensure the newly created entity is deleted when the node
+     is removed.
+    """
+
+    import azlmbr.bus as bus
+    import azlmbr.editor as editor
+    import azlmbr.editor.graph as graph
+    import azlmbr.landscapecanvas as landscapecanvas
+    import azlmbr.legacy.general as general
+    import azlmbr.math as math
+
+    import editor_python_test_tools.hydra_editor_utils as hydra
+    from editor_python_test_tools.utils import Report
+
+    editor_id = azlmbr.globals.property.LANDSCAPE_CANVAS_EDITOR_ID
+
+    def on_entity_created(parameters):
+        global created_entity_id
+        created_entity_id = parameters[0]
+
+    def on_entity_deleted(parameters):
+        global deleted_entity_id
+        deleted_entity_id = parameters[0]
+
+    # Open an existing simple level
+    hydra.open_base_level()
+
+    # Open Landscape Canvas tool and verify
+    general.open_pane("Landscape Canvas")
+    Report.critical_result(Tests.lc_tool_opened, general.is_pane_visible("Landscape Canvas"))
+
+    # Create a new graph in Landscape Canvas
+    new_graph_id = graph.AssetEditorRequestBus(bus.Event, "CreateNewGraph", editor_id)
+    Report.critical_result(Tests.new_graph_created, new_graph_id is not None)
+
+    # Make sure the graph we created is in Landscape Canvas
+    graph_registered = graph.AssetEditorRequestBus(bus.Event, "ContainsGraph", editor_id, new_graph_id)
+    Report.result(Tests.graph_registered, graph_registered)
+
+    # Listen for entity creation/deletion notifications, so we can check if the entity created
+    # from adding terrain nodes is appropriately removed along with the node
+    handler = editor.EditorEntityContextNotificationBusHandler()
+    handler.connect()
+    handler.add_callback("OnEditorEntityCreated", on_entity_created)
+    handler.add_callback("OnEditorEntityDeleted", on_entity_deleted)
+
+    # All the unwrapped Terrain nodes that can be added to a graph
+    areas = [
+        "TerrainMacroMaterialNode",
+        "TerrainLayerSpawnerNode",
+        "TerrainSurfaceMaterialsListNode"
+    ]
+
+    # Create nodes for all the terrain components we support and check if the Entity is created and then deleted when
+    # the node is removed
+    new_graph = graph.GraphManagerRequestBus(bus.Broadcast, "GetGraph", new_graph_id)
+    x = 10.0
+    y = 10.0
+    for node_name in areas:
+        node_position = math.Vector2(x, y)
+        node = landscapecanvas.LandscapeCanvasNodeFactoryRequestBus(bus.Broadcast, "CreateNodeForTypeName", new_graph, node_name)
+        graph.GraphControllerRequestBus(bus.Event, "AddNode", new_graph_id, node, node_position)
+
+        removed = graph.GraphControllerRequestBus(bus.Event, "RemoveNode", new_graph_id, node)
+
+        # Verify that the created Entity for this node matches the Entity that gets
+        # deleted when the node is removed
+        Report.info(f"Node: {node_name}")
+        Report.result(Tests.entity_deleted, removed and created_entity_id.invoke("Equal", deleted_entity_id))
+
+    # Stop listening for entity creation notifications
+    handler.disconnect()
+
+
+if __name__ == "__main__":
+
+    from editor_python_test_tools.utils import Report
+    Report.start_test(TerrainNodes_EntityRemovedOnNodeDelete)

AutomatedTesting/Gem/PythonTests/largeworlds/landscape_canvas/EditorScripts/Terrain_ExistingSetups_GraphSuccessfully.py

@@ -0,0 +1,146 @@
+"""
+Copyright (c) Contributors to the Open 3D Engine Project.
+For complete copyright and license terms please see the LICENSE at the root of this distribution.
+
+SPDX-License-Identifier: Apache-2.0 OR MIT
+"""
+
+
+class Tests:
+    prefab_instantiated = (
+        "Test prefab instantiated properly",
+        "Failed to instantiate test prefab"
+    )
+    lc_entity_found = (
+        "LandscapeCanvas entity found",
+        "Failed to find LandscapeCanvas entity"
+    )
+    spawner_entity_found = (
+        "TerrainSpawner entity found",
+        "Failed to find TerrainSpawner entity"
+    )
+    heightmap_entity_found = (
+        "HeightmapGradient entity found",
+        "Failed to find HeightmapGradient entity"
+    )
+    existing_graph_opened = (
+        "Successfully opened graph from existing spawner setup",
+        "Failed to open graph from existing spawner setup"
+    )
+
+
+def Terrain_ExistingSetups_GraphSuccessfully():
+    """
+    Summary:
+    This test verifies that a Terrain Spawner that is manually setup and saved to a prefab is graphed properly in
+    Landscape Canvas once opened.
+
+    Expected Behavior:
+    All expected nodes are present, expected nodes are wrapped, and all expected node connections are present/accurate.
+
+    Test Steps:
+     1) Open a simple level.
+     2) Instantiate an existing Terrain spawner prefab.
+     3) Open the prefab's Landscape Canvas graph.
+     4) Validate the contents of the graph.
+    """
+
+    import os
+
+    import azlmbr.bus as bus
+    import azlmbr.editor.graph as graph
+    import azlmbr.landscapecanvas as landscapecanvas
+    import azlmbr.legacy.general as general
+    import azlmbr.math as math
+    import azlmbr.prefab as prefab
+    import azlmbr.entity as entity
+
+    import editor_python_test_tools.hydra_editor_utils as hydra
+    from editor_python_test_tools.editor_entity_utils import EditorEntity
+    from editor_python_test_tools.utils import Report
+
+    # Open a simple level and instantiate LandscapeCanvasTerrain.prefab
+    hydra.open_base_level()
+    position = math.Vector3(256.0, 256.0, 16.0)
+    test_prefab_path = os.path.join("Assets", "Prefabs", "LandscapeCanvasTerrain.prefab")
+    prefab_result = prefab.PrefabPublicRequestBus(bus.Broadcast, "InstantiatePrefab", test_prefab_path,
+                                                  entity.EntityId(), position)
+    Report.critical_result(Tests.prefab_instantiated, prefab_result.IsSuccess())
+
+    # Find the necessary entities/components to open the LC graph and validate nodes are graphed properly
+    prefab_root_entity = EditorEntity.find_editor_entity("LandscapeCanvas", must_be_unique=True)
+    Report.critical_result(Tests.lc_entity_found, prefab_root_entity.id.IsValid())
+    terrain_spawner_entity = EditorEntity.find_editor_entity("TerrainSpawner", must_be_unique=True)
+    Report.critical_result(Tests.spawner_entity_found, terrain_spawner_entity.id.IsValid())
+    heightmap_entity = EditorEntity.find_editor_entity("HeightmapGradient", must_be_unique=True)
+    Report.critical_result(Tests.heightmap_entity_found, heightmap_entity.id.IsValid())
+
+    terrain_spawner_component = terrain_spawner_entity.get_components_of_type(["Terrain Layer Spawner"])[0]
+    aabb_component = terrain_spawner_entity.get_components_of_type(["Axis Aligned Box Shape"])[0]
+    shape_ref_component = heightmap_entity.get_components_of_type(["Shape Reference"])[0]
+    gradient_component = heightmap_entity.get_components_of_type(["Perlin Noise Gradient"])[0]
+    surf_grad_list_component = terrain_spawner_entity.get_components_of_type(["Terrain Surface Gradient List"])[0]
+    height_grad_list_component = terrain_spawner_entity.get_components_of_type(["Terrain Height Gradient List"])[0]
+
+    # Open the existing Landscape Canvas graph
+    general.open_pane("Landscape Canvas")
+    open_graph = landscapecanvas.LandscapeCanvasRequestBus(bus.Broadcast, "OnGraphEntity", prefab_root_entity.id)
+    Report.critical_result(Tests.existing_graph_opened, open_graph.IsValid())
+
+    # Validate the proper nodes are present
+    spawner_nodes = landscapecanvas.LandscapeCanvasRequestBus(bus.Broadcast, "GetAllNodesMatchingEntityComponent",
+                                                              terrain_spawner_component.id)
+    aabb_nodes = landscapecanvas.LandscapeCanvasRequestBus(bus.Broadcast, "GetAllNodesMatchingEntityComponent",
+                                                           aabb_component.id)
+    shape_ref_nodes = landscapecanvas.LandscapeCanvasRequestBus(bus.Broadcast, "GetAllNodesMatchingEntityComponent",
+                                                                shape_ref_component.id)
+    gradient_nodes = landscapecanvas.LandscapeCanvasRequestBus(bus.Broadcast, "GetAllNodesMatchingEntityComponent",
+                                                               gradient_component.id)
+    surf_grad_list_nodes = landscapecanvas.LandscapeCanvasRequestBus(bus.Broadcast,
+                                                                     "GetAllNodesMatchingEntityComponent",
+                                                                     surf_grad_list_component.id)
+    height_grad_list_nodes = landscapecanvas.LandscapeCanvasRequestBus(bus.Broadcast,
+                                                                       "GetAllNodesMatchingEntityComponent",
+                                                                       height_grad_list_component.id)
+    nodes = {
+        "ReferenceShapeNode": shape_ref_nodes,
+        "AxisAlignedBoxShapeNode": aabb_nodes,
+        "TerrainSurfaceGradientListNode": surf_grad_list_nodes,
+        "TerrainHeightGradientListNode": height_grad_list_nodes,
+        "TerrainLayerSpawnerNode": spawner_nodes,
+        "PerlinNoiseGradientNode": gradient_nodes
+    }
+    for node_name in nodes.keys():
+        node_found = (
+            f"{node_name} found",
+            f"Failed to find {node_name}"
+        )
+        Report.result(node_found, len(nodes[node_name]) == 1)
+
+    # Get the necessary slot ids for validating node connections
+    bounds_slot = graph.GraphModelSlotId("Bounds")
+    inbound_shape_slot = graph.GraphModelSlotId("InboundShape")
+    inbound_grad_slot = graph.GraphModelSlotId("InboundGradient")
+    outbound_grad_slot = graph.GraphModelSlotId("OutboundGradient")
+
+    # Validate the proper connections exist between nodes
+    def are_slots_connected(node_1, node_1_slot, node_2, node_2_slot):
+        connected = graph.GraphControllerRequestBus(bus.Event, "AreSlotsConnected", open_graph, nodes[node_1][0],
+                                                    node_1_slot, nodes[node_2][0], node_2_slot)
+        connection_found = (
+            f"Found connection between {node_1} and {node_2}",
+            f"Failed to find connection between {node_1} and {node_2}"
+        )
+        Report.result(connection_found, connected)
+
+    are_slots_connected("PerlinNoiseGradientNode", outbound_grad_slot, "TerrainHeightGradientListNode",
+                        inbound_grad_slot)
+    are_slots_connected("PerlinNoiseGradientNode", outbound_grad_slot, "TerrainSurfaceGradientListNode",
+                        inbound_grad_slot)
+    are_slots_connected("AxisAlignedBoxShapeNode", bounds_slot, "ReferenceShapeNode", inbound_shape_slot)
+
+
+if __name__ == "__main__":
+
+    from editor_python_test_tools.utils import Report
+    Report.start_test(Terrain_ExistingSetups_GraphSuccessfully)

AutomatedTesting/Gem/PythonTests/largeworlds/landscape_canvas/EditorScripts/Terrain_NodeConstruction.py

@@ -0,0 +1,171 @@
+"""
+Copyright (c) Contributors to the Open 3D Engine Project.
+For complete copyright and license terms please see the LICENSE at the root of this distribution.
+
+SPDX-License-Identifier: Apache-2.0 OR MIT
+"""
+
+
+class Tests:
+    lc_tool_opened = (
+        "Landscape Canvas tool opened",
+        "Failed to open Landscape Canvas tool"
+    )
+    new_graph_created = (
+        "Successfully created new graph",
+        "Failed to create new graph"
+    )
+    graph_registered = (
+        "Graph registered with Landscape Canvas",
+        "Failed to register graph"
+    )
+    level_components_added = (
+        "Level components added correctly",
+        "Failed to create level components"
+    )
+    aabb_configured = (
+        "Successfully configured terrain bounds",
+        "Failed to configure terrain bounds"
+    )
+    terrain_found = (
+        "Found terrain at expected locations",
+        "Failed to find terrain at expected locations"
+    )
+
+
+created_entity_id = None
+
+
+def Terrain_NodeConstruction():
+    """
+    Summary:
+    This test verifies that a Terrain Layer Spawner area can be constructed via Terrain nodes in Landscape Canvas.
+
+    Expected Behavior:
+    Terrain nodes/connections can construct a valid Terrain area.
+
+    Test Steps:
+     1) Open a simple level
+     2) Open Landscape Canvas and create a new graph
+     3) Add required Terrain Level components.
+     4) Add a Terrain Layer Spawner and configure its Axis Aligned Box Shape.
+     5) Add a new Constant Gradient node and configure.
+     6) Add Terrain Height Gradient List/Terrain Surface Gradient List wrapped nodes to the Spawner node.
+     7) Connect the Gradient List wrapped nodes to the configured Constant Gradient node.
+     8) Validate terrain exists as constructed via nodes.
+    """
+
+    import azlmbr.bus as bus
+    import azlmbr.editor as editor
+    import azlmbr.editor.graph as graph
+    import azlmbr.landscapecanvas as landscapecanvas
+    import azlmbr.legacy.general as general
+    import azlmbr.math as math
+    import azlmbr.terrain as terrain
+
+    import editor_python_test_tools.hydra_editor_utils as hydra
+    from editor_python_test_tools.utils import Report
+    from editor_python_test_tools.wait_utils import PrefabWaiter
+    from editor_python_test_tools.editor_entity_utils import EditorEntity, EditorLevelEntity
+
+    editor_id = azlmbr.globals.property.LANDSCAPE_CANVAS_EDITOR_ID
+
+    def on_entity_created(parameters):
+        global created_entity_id
+        created_entity_id = parameters[0]
+
+    # Open an existing simple level
+    hydra.open_base_level()
+
+    # Listen for entity creation notifications
+    handler = editor.EditorEntityContextNotificationBusHandler()
+    handler.connect()
+    handler.add_callback("OnEditorEntityCreated", on_entity_created)
+
+    # Open Landscape Canvas tool and verify
+    general.open_pane("Landscape Canvas")
+    Report.critical_result(Tests.lc_tool_opened, general.is_pane_visible("Landscape Canvas"))
+
+    # Create a new graph in Landscape Canvas
+    new_graph_id = graph.AssetEditorRequestBus(bus.Event, "CreateNewGraph", editor_id)
+    Report.critical_result(Tests.new_graph_created, new_graph_id is not None)
+
+    # Reposition the automatically created entity to origin
+    root_entity = EditorEntity(created_entity_id)
+    root_entity.set_world_translation(math.Vector3(0.0, 0.0, 0.0))
+
+    # Make sure the graph we created is in Landscape Canvas
+    graph_registered = graph.AssetEditorRequestBus(bus.Event, "ContainsGraph", editor_id, new_graph_id)
+    Report.result(Tests.graph_registered, graph_registered)
+
+    # Add the required Terrain level components
+    terrain_world_component = EditorLevelEntity.add_component("Terrain World")
+    terrain_world_renderer = EditorLevelEntity.add_component("Terrain World Renderer")
+    Report.critical_result(Tests.level_components_added,
+                           terrain_world_component is not None and terrain_world_renderer is not None)
+
+    # Add a Terrain Layer Spawner node to the graph
+    new_graph = graph.GraphManagerRequestBus(bus.Broadcast, "GetGraph", new_graph_id)
+    node_position = math.Vector2(10.0, 10.0)
+    layer_spawner_node = landscapecanvas.LandscapeCanvasNodeFactoryRequestBus(bus.Broadcast, "CreateNodeForTypeName",
+                                                                              new_graph, "TerrainLayerSpawnerNode")
+    graph.GraphControllerRequestBus(bus.Event, "AddNode", new_graph_id, layer_spawner_node, node_position)
+
+    # Get component type Ids for all expected Terrain components
+    component_names = ["Terrain Layer Spawner", "Axis Aligned Box Shape", "Terrain Height Gradient List",
+                       "Terrain Surface Gradient List", "Constant Gradient"]
+    component_type_ids = hydra.get_component_type_id_map(component_names)
+
+    # Get Axis Aligned Box Shape component info
+    aabb_type_id = component_type_ids["Axis Aligned Box Shape"]
+    aabb_component_outcome = editor.EditorComponentAPIBus(bus.Broadcast, "GetComponentOfType", created_entity_id,
+                                                          aabb_type_id)
+    assert aabb_component_outcome.IsSuccess(), "Failed to get Axis Aligned Box Shape component info"
+    aabb_component = aabb_component_outcome.GetValue()
+
+    # Adjust the bounds of the Axis Aligned Box Shape
+    box_shape_dimensions = math.Vector3(512.0, 512.0, 64.0)
+    aabb_outcome = editor.EditorComponentAPIBus(bus.Broadcast, "SetComponentProperty", aabb_component,
+                                                "Axis Aligned Box Shape|Box Configuration|Dimensions",
+                                                box_shape_dimensions)
+    Report.result(Tests.aabb_configured, aabb_outcome.IsSuccess())
+    PrefabWaiter.wait_for_propagation()
+
+    # Add a Constant Gradient node to the graph
+    node_position = math.Vector2(110.0, 110.0)
+    constant_gradient_node = landscapecanvas.LandscapeCanvasNodeFactoryRequestBus(bus.Broadcast,
+                                                                                  "CreateNodeForTypeName", new_graph,
+                                                                                  "ConstantGradientNode")
+    graph.GraphControllerRequestBus(bus.Event, "AddNode", new_graph_id, constant_gradient_node, node_position)
+
+    # Add Terrain Height Gradient List and Terrain Surface Gradient List wrapped nodes to the Terrain Spawner
+    height_grad_list_node = landscapecanvas.LandscapeCanvasNodeFactoryRequestBus(bus.Broadcast, "CreateNodeForTypeName",
+                                                                                 new_graph,
+                                                                                 "TerrainHeightGradientListNode")
+    surface_grad_list_node = landscapecanvas.LandscapeCanvasNodeFactoryRequestBus(bus.Broadcast, "CreateNodeForTypeName",
+                                                                                  new_graph,
+                                                                                  "TerrainSurfaceGradientListNode")
+    graph.GraphControllerRequestBus(bus.Event, "WrapNode", new_graph_id, layer_spawner_node, height_grad_list_node)
+    graph.GraphControllerRequestBus(bus.Event, "WrapNode", new_graph_id, layer_spawner_node, surface_grad_list_node)
+
+    # Connect the Constant Gradient node to the Height and Surface Gradient Lists
+    inbound_grad_slot = graph.GraphModelSlotId("InboundGradient")
+    outbound_grad_slot = graph.GraphModelSlotId("OutboundGradient")
+
+    graph.GraphControllerRequestBus(bus.Event, "AddConnectionBySlotId", new_graph_id, constant_gradient_node,
+                                    outbound_grad_slot, height_grad_list_node, inbound_grad_slot)
+    graph.GraphControllerRequestBus(bus.Event, "AddConnectionBySlotId", new_graph_id, constant_gradient_node,
+                                    outbound_grad_slot, surface_grad_list_node, inbound_grad_slot)
+
+    # Query 2 points we expect terrain to exist and one we don"t and validate
+    terrain_exists = not terrain.TerrainDataRequestBus(bus.Broadcast, "GetIsHole", math.Vector3(128.0, 128.0, 0.0), 2)
+    terrain_exists2 = not terrain.TerrainDataRequestBus(bus.Broadcast, "GetIsHole", math.Vector3(-64.0, -64.0, 0.0), 2)
+    terrain_exists3 = not terrain.TerrainDataRequestBus(bus.Broadcast, "GetIsHole", math.Vector3(512.0, 512.0, 0.0), 2)
+
+    Report.result(Tests.terrain_found, terrain_exists and terrain_exists2 and not terrain_exists3)
+
+
+if __name__ == "__main__":
+
+    from editor_python_test_tools.utils import Report
+    Report.start_test(Terrain_NodeConstruction)

AutomatedTesting/Gem/PythonTests/largeworlds/landscape_canvas/TestSuite_Main.py

@@ -84,6 +84,12 @@ class TestAutomation(EditorTestSuite):
     class test_LandscapeCanvas_SlotConnections_UpdateComponentReferences(EditorSharedTest):
         from .EditorScripts import SlotConnections_UpdateComponentReferences as test_module
 
+    class test_LandscapeCanvas_ExistingTerrainSetups_GraphSuccessfully(EditorSharedTest):
+        from .EditorScripts import Terrain_ExistingSetups_GraphSuccessfully as test_module
+
+    class test_LandscapeCanvas_Terrain_NodeConstruction(EditorSharedTest):
+        from .EditorScripts import Terrain_NodeConstruction as test_module
+
     class test_LandscapeCanvas_TerrainExtenderNodes_ComponentEntitySync(EditorSharedTest):
         from .EditorScripts import TerrainExtenderNodes_ComponentEntitySync as test_module
 
@@ -92,3 +98,6 @@ class TestAutomation(EditorTestSuite):
 
     class test_LandscapeCanvas_TerrainNodes_EntityCreatedOnNodeAdd(EditorSharedTest):
         from .EditorScripts import TerrainNodes_EntityCreatedOnNodeAdd as test_module
+
+    class test_LandscapeCanvas_TerrainNodes_EntityRemovedOnNodeDelete(EditorSharedTest):
+        from .EditorScripts import TerrainNodes_EntityRemovedOnNodeDelete as test_module