add physics integration tests (#865)

2024-06-19 20:34:45 -07:00
parent 3eb4c6cc37
commit cdee967f08
3 changed files with 225 additions and 0 deletions
@@ -0,0 +1,75 @@
+-- Integration test for physics
+
+local scene = GetScene()
+
+local function Test()
+	local self = {
+		entity = INVALID_ENTITY,
+		staticEntity = INVALID_ENTITY,
+
+		SetUp = function(self)
+			do
+				local scalingMat = matrix.Scale(Vector(1,1,1))
+				local rotMat = matrix.RotationY(0.0)
+				local pos = Vector(0,10,0)
+				local transformMat = matrix.Multiply(rotMat, matrix.Multiply(matrix.Translation(pos), scalingMat))
+				
+				self.entity = LoadModel(script_dir() .. "../../models/cube.wiscene", transformMat)
+				local rigidBody = scene.Component_CreateRigidBodyPhysics(self.entity)
+				rigidBody.Shape = RigidBodyShape.Box
+				-- cube.wiscene is not a unit-1 cube. it is the Blender cube, which has side-length 2.
+				rigidBody.BoxParams_HalfExtents = Vector(1,1,1)
+				rigidBody.SetDisableDeactivation(true)
+			end
+
+			do
+				local scalingMat = matrix.Scale(Vector(1,1,1))
+				local rotMat = matrix.RotationY(0.0)
+				local pos = Vector(0,0,0)
+				local transformMat = matrix.Multiply(rotMat, matrix.Multiply(matrix.Translation(pos), scalingMat))
+				
+				self.staticEntity = LoadModel(script_dir() .. "../../models/cube.wiscene", transformMat)
+				local rigidBody = scene.Component_CreateRigidBodyPhysics(self.staticEntity)
+				rigidBody.Shape = RigidBodyShape.Box
+				rigidBody.BoxParams_HalfExtents = Vector(1,1,1)
+				rigidBody.SetKinematic(true)
+			end
+
+		end,
+
+		TearDown = function(self)
+			scene.Entity_Remove(self.entity)
+			scene.Entity_Remove(self.staticEntity)
+		end,
+	}
+	return self
+end
+
+local test = Test()
+test:SetUp()
+runProcess(function()
+
+	waitSeconds(2)
+	local transform = scene.Component_GetTransform(test.entity)
+
+	local expectedRestingPosY = 2.0
+    local expectedRestingPos = Vector(0, expectedRestingPosY, 0)
+	local epsilon = 0.05
+	if (math.abs(expectedRestingPosY - transform.GetPosition().GetY()) > epsilon) then 
+		backlog_post("Test FAIL " .. script_file())
+        signal("integration_test_fail")
+		vec = expectedRestingPos.Subtract(transform.GetPosition(), expectedRestingPos)
+		backlog_post("length: " .. length .. "," .. "pos: " .. vec.GetX() .. " " .. vec.GetY() .. " " .. vec.GetZ())
+	else 
+		backlog_post("Test PASS " .. script_file())
+        signal("integration_test_pass")
+	end 
+end)
+
+runProcess(function()
+	waitSeconds(2.1)
+    -- teardown regardless after 2.1 seconds for predictable testing
+	test:TearDown()
+    signal("integration_test_complete")
+end)
+