add gs

RCCService2018/content/LuaPackages/AppTempCommon/LuaApp/Utils/ThrottleUserId.lua

@@ -0,0 +1,10 @@
+-- Helper function to throttle based on player Id:
+return function(throttle, userId)
+	assert(type(throttle) == "number")
+	assert(type(userId) == "number")
+
+	-- Determine userRollout using last two digits of user ID:
+	-- (+1 to change range from 0-99 to 1-100 as 0 is off, 100 is full on):
+	local userRollout = (userId % 100) + 1
+	return userRollout <= throttle
+end

RCCService2018/content/LuaPackages/AppTempCommon/LuaApp/Utils/ThrottleUserId.spec.lua

@@ -0,0 +1,67 @@
+return function()
+	local ThrottleUserId = require(script.Parent.ThrottleUserId)
+
+	describe("ThrottleUserId", function()
+		it("should always reject zero%", function()
+			local gating = ThrottleUserId(0, 10000)
+			expect(gating).to.equal(false)
+
+			gating = ThrottleUserId(0, 10001)
+			expect(gating).to.equal(false)
+
+			gating = ThrottleUserId(0, 10025)
+			expect(gating).to.equal(false)
+
+			gating = ThrottleUserId(0, 10075)
+			expect(gating).to.equal(false)
+
+			gating = ThrottleUserId(0, 10099)
+			expect(gating).to.equal(false)
+
+			gating = ThrottleUserId(0, 10100)
+			expect(gating).to.equal(false)
+		end)
+
+		it("should always accept 100%", function()
+			local gating = ThrottleUserId(100, 10000)
+			expect(gating).to.equal(true)
+
+			gating = ThrottleUserId(100, 10001)
+			expect(gating).to.equal(true)
+
+			gating = ThrottleUserId(100, 10025)
+			expect(gating).to.equal(true)
+
+			gating = ThrottleUserId(100, 10075)
+			expect(gating).to.equal(true)
+
+			gating = ThrottleUserId(100, 10099)
+			expect(gating).to.equal(true)
+
+			gating = ThrottleUserId(100, 10100)
+			expect(gating).to.equal(true)
+		end)
+
+		it("should reject IDs over throttle percent", function()
+			local gating = ThrottleUserId(25, 10050)
+			expect(gating).to.equal(false)
+
+			gating = ThrottleUserId(50, 10075)
+			expect(gating).to.equal(false)
+
+			gating = ThrottleUserId(75, 10099)
+			expect(gating).to.equal(false)
+		end)
+
+		it("should accept IDs under throttle percent", function()
+			local gating = ThrottleUserId(1, 10100)
+			expect(gating).to.equal(true)
+
+			gating = ThrottleUserId(10, 10109)
+			expect(gating).to.equal(true)
+
+			gating = ThrottleUserId(25, 10023)
+			expect(gating).to.equal(true)
+		end)
+	end)
+end