chore(utils): add pagination tests

spec/balances_spec.lua

@@ -44,4 +44,23 @@ describe("balances", function()
 		assert.are.equal(0, balances.getBalance(testAddress2))
 		assert.are.equal(100, balances.getBalance(testAddress1))
 	end)
+
+	describe("getPaginatedBalances", function()
+		it("should return paginated balances", function()
+			local balances = balances.getPaginatedBalances(nil, 10, "balance", "desc")
+			assert.are.same(balances, {
+				limit = 10,
+				sortBy = "balance",
+				sortOrder = "desc",
+				hasMore = false,
+				totalItems = 1,
+				items = {
+					{
+						address = testAddress1,
+						balance = 100,
+					},
+				},
+			})
+		end)
+	end)
 end)

spec/gar_spec.lua

@@ -1798,4 +1798,31 @@ describe("gar", function()
 			})
 		end)
 	end)
+
+	describe("getPaginatedGateways", function()
+		it("should return paginated gateways sorted by startTimestamp in ascending order (oldest first)", function()
+			local gateway1 = utils.deepCopy(testGateway)
+			local gateway2 = utils.deepCopy(testGateway)
+			gateway1.startTimestamp = 1000
+			gateway2.startTimestamp = 0
+			_G.GatewayRegistry = {
+				[stubGatewayAddress] = gateway1,
+				[stubRandomAddress] = gateway2,
+			}
+			local gateways = gar.getPaginatedGateways(nil, 10, "startTimestamp", "asc")
+			gateway1.gatewayAddress = stubGatewayAddress
+			gateway2.gatewayAddress = stubRandomAddress
+			assert.are.same({
+				limit = 10,
+				sortBy = "startTimestamp",
+				sortOrder = "asc",
+				hasMore = false,
+				totalItems = 2,
+				items = {
+					gateway2, -- should be first because it has a lower startTimestamp
+					gateway1,
+				},
+			}, gateways)
+		end)
+	end)
 end)

src/utils.lua

@@ -89,15 +89,16 @@ end
 
 function utils.paginateTableWithCursor(tableArray, cursor, cursorField, limit, sortBy, sortOrder)
 	local sortedTable = utils.sortTableByField(tableArray, sortBy, sortOrder)
-	if not sortedTable or #sortedTable == 0 then
+
+	if not sortedTable or utils.lengthOfTable(sortedTable) == 0 then
 		return {
 			items = {},
 			limit = limit,
 			totalItems = 0,
-			totalPages = 0,
 			sortBy = sortBy,
 			sortOrder = sortOrder,
 			nextCursor = nil,
+			hasMore = false,
 		}
 	end
 
@@ -113,25 +114,25 @@ function utils.paginateTableWithCursor(tableArray, cursor, cursorField, limit, s
 	end
 
 	local items = {}
-	local endIndex = math.min(startIndex + limit - 1, #sortedTable)
+	local endIndex = math.min(startIndex + limit - 1, utils.lengthOfTable(sortedTable))
 
 	for i = startIndex, endIndex do
 		table.insert(items, sortedTable[i])
 	end
 
 	local nextCursor = nil
-	if endIndex < #sortedTable then
+	if endIndex < utils.lengthOfTable(sortedTable) then
 		nextCursor = sortedTable[endIndex][cursorField]
 	end
 
 	return {
 		items = items,
 		limit = limit,
-		totalItems = #sortedTable,
+		totalItems = utils.lengthOfTable(sortedTable),
 		sortBy = sortBy,
 		sortOrder = sortOrder,
 		nextCursor = nextCursor,
-		hasMore = nextCursor ~= nil,
+		hasMore = nextCursor ~= nil and true or false,
 	}
 end