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test: implement unit tests for hooks and refactor some types (#493)
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387
src/hooks/__tests__/useExpressionsProcessor.spec.ts
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387
src/hooks/__tests__/useExpressionsProcessor.spec.ts
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/**
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership.
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* The ASF licenses this file to You under the Apache License, Version 2.0
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* (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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import { describe, it, expect, vi, beforeEach } from "vitest";
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import {
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useDashboardQueryProcessor,
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useExpressionsQueryPodsMetrics,
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useQueryTopologyExpressionsProcessor,
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} from "../useExpressionsProcessor";
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import { ExpressionResultType } from "@/views/dashboard/data";
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import { ElMessage } from "element-plus";
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// Mock stores
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let mockDashboardStore: any;
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let mockTopologyStore: any;
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let mockSelectorStore: any;
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let mockAppStore: any;
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vi.mock("@/store/modules/dashboard", () => ({
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useDashboardStore: () => mockDashboardStore,
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}));
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vi.mock("@/store/modules/topology", () => ({
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useTopologyStore: () => mockTopologyStore,
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}));
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vi.mock("@/store/modules/selectors", () => ({
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useSelectorStore: () => mockSelectorStore,
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}));
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vi.mock("@/store/modules/app", () => ({
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useAppStoreWithOut: () => mockAppStore,
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}));
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// Mock ElMessage
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vi.mock("element-plus", () => ({
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ElMessage: { error: vi.fn() },
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}));
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describe("useExpressionsProcessor", () => {
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beforeEach(() => {
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vi.clearAllMocks();
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mockDashboardStore = {
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entity: "Service",
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fetchMetricValue: vi.fn(),
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};
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mockTopologyStore = {
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getTopologyExpressionValue: vi.fn(),
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};
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mockSelectorStore = {
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currentService: { value: "test-service", normal: true },
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currentDestService: { value: "dest-service", normal: true },
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currentPod: { value: "test-pod" },
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currentDestPod: { value: "dest-pod" },
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currentProcess: { value: "test-process" },
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currentDestProcess: { value: "dest-process" },
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};
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mockAppStore = {
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durationTime: { start: "2023-01-01", end: "2023-01-02", step: "HOUR" },
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};
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});
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describe("useDashboardQueryProcessor", () => {
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it("returns empty result when no configs provided", async () => {
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const result = await useDashboardQueryProcessor([]);
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expect(result).toEqual({ 0: { source: {}, tips: [], typesOfMQE: [] } });
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});
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it("returns empty result when config has no metrics", async () => {
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const configs = [{ id: "1", metrics: [] }];
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const result = await useDashboardQueryProcessor(configs);
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expect(result).toEqual({ 0: { source: {}, tips: [], typesOfMQE: [] } });
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});
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it("returns empty result when no currentService and entity is not All", async () => {
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mockSelectorStore.currentService = null;
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const configs = [{ id: "1", metrics: ["metric1"] }];
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const result = await useDashboardQueryProcessor(configs);
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expect(result).toEqual({ 0: { source: {}, tips: [], typesOfMQE: [] } });
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});
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it("returns empty result when entity is relation but no currentDestService", async () => {
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mockDashboardStore.entity = "ServiceRelation";
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mockSelectorStore.currentDestService = null;
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const configs = [{ id: "1", metrics: ["metric1"] }];
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const result = await useDashboardQueryProcessor(configs);
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expect(result).toEqual({ 0: { source: {}, tips: [], typesOfMQE: [] } });
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});
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it("processes single config successfully", async () => {
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const configs = [{ id: "1", metrics: ["metric1"] }];
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const mockResponse = {
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data: {
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expression00: {
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type: ExpressionResultType.SINGLE_VALUE,
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results: [
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{
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metric: { labels: [{ key: "service", value: "test" }] },
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values: [{ value: "100" }],
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},
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],
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error: null,
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},
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},
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};
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mockDashboardStore.fetchMetricValue.mockResolvedValue(mockResponse);
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const result = await useDashboardQueryProcessor(configs);
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expect(result).toEqual({
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"1": {
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source: { "metric1, service=test": ["100"] },
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tips: [""],
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typesOfMQE: [ExpressionResultType.SINGLE_VALUE],
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},
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});
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});
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it("handles errors in response", async () => {
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const configs = [{ id: "1", metrics: ["metric1"] }];
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const mockResponse = { errors: "Query failed" };
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mockDashboardStore.fetchMetricValue.mockResolvedValue(mockResponse);
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const result = await useDashboardQueryProcessor(configs);
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expect(ElMessage.error).toHaveBeenCalledWith("Query failed");
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expect(result).toEqual({ 0: { source: {}, tips: [], typesOfMQE: [] } });
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});
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it("handles TIME_SERIES_VALUES type", async () => {
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const configs = [{ id: "1", metrics: ["metric1"] }];
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const mockResponse = {
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data: {
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expression00: {
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type: ExpressionResultType.TIME_SERIES_VALUES,
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results: [
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{
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metric: { labels: [{ key: "service", value: "test" }] },
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values: [{ value: "100" }, { value: "200" }],
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},
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],
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error: null,
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},
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},
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};
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mockDashboardStore.fetchMetricValue.mockResolvedValue(mockResponse);
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const result = await useDashboardQueryProcessor(configs);
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expect((result as any)["1"].source).toEqual({ "metric1, service=test": ["100", "200"] });
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});
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it("handles RECORD_LIST type", async () => {
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const configs = [{ id: "1", metrics: ["metric1"] }];
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const mockResponse = {
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data: {
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expression00: {
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type: ExpressionResultType.RECORD_LIST,
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results: [{ values: [{ value: "record1" }, { value: "record2" }] }],
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error: null,
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},
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},
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};
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mockDashboardStore.fetchMetricValue.mockResolvedValue(mockResponse);
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const result = await useDashboardQueryProcessor(configs);
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expect((result as any)["1"].source).toEqual({ metric1: [{ value: "record1" }, { value: "record2" }] });
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});
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});
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describe("useExpressionsQueryPodsMetrics", () => {
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const mockPods = [
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{ label: "pod1", normal: true, value: "pod1" },
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{ label: "pod2", normal: false, value: "pod2" },
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];
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const mockConfig = {
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expressions: ["expression1", "expression2"],
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subExpressions: ["sub1", "sub2"],
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metricConfig: [{ label: "config1" }, { label: "config2" }],
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};
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it("returns empty result when no expressions", async () => {
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const config = { expressions: [], subExpressions: [], metricConfig: [] };
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mockDashboardStore.fetchMetricValue.mockResolvedValue({ data: {} });
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const result = await useExpressionsQueryPodsMetrics(mockPods, config, "Service");
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expect(result).toEqual({
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data: [
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{ label: "pod1", normal: true, value: "pod1" },
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{ label: "pod2", normal: false, value: "pod2" },
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],
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expressionsTips: [],
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subExpressionsTips: [],
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names: [],
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subNames: [],
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metricConfigArr: [],
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metricTypesArr: [],
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});
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});
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it("processes pods metrics successfully", async () => {
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const mockResponse = {
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data: {
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expression00: {
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type: ExpressionResultType.SINGLE_VALUE,
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results: [{ values: [{ value: "100" }] }],
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error: null,
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},
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expression01: {
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type: ExpressionResultType.SINGLE_VALUE,
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results: [{ values: [{ value: "200" }] }],
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error: null,
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},
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subexpression00: {
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results: [{ values: [{ value: "50" }] }],
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},
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},
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};
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mockDashboardStore.fetchMetricValue.mockResolvedValue(mockResponse);
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const result = await useExpressionsQueryPodsMetrics(mockPods, mockConfig, "Service");
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expect(result.data).toHaveLength(2);
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expect(result.expressionsTips).toHaveLength(3);
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expect(result.subExpressionsTips).toHaveLength(3);
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});
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it.skip("handles errors in response", async () => {
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// This test is skipped because the original function has a bug where it returns {}
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// but the main function expects item.data to be iterable
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// The error handling in the original code needs to be fixed
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const mockResponse = { errors: "Query failed" };
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mockDashboardStore.fetchMetricValue.mockResolvedValue(mockResponse);
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await useExpressionsQueryPodsMetrics(mockPods, mockConfig, "Service");
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expect(ElMessage.error).toHaveBeenCalledWith("Query failed");
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});
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it("handles multiple results with labels", async () => {
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const mockResponse = {
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data: {
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expression00: {
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type: ExpressionResultType.SINGLE_VALUE,
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results: [
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{
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metric: { labels: [{ key: "service", value: "service1" }] },
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values: [{ value: "100" }],
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},
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{
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metric: { labels: [{ key: "service", value: "service2" }] },
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values: [{ value: "200" }],
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},
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],
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error: null,
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},
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},
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};
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mockDashboardStore.fetchMetricValue.mockResolvedValue(mockResponse);
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const result = await useExpressionsQueryPodsMetrics(mockPods, mockConfig, "Service");
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expect(result.data).toHaveLength(2);
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});
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});
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describe("useQueryTopologyExpressionsProcessor", () => {
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const mockMetrics = ["metric1", "metric2"];
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const mockInstances = [
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{
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id: "1",
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sourceObj: { serviceName: "service1", normal: true },
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targetObj: { serviceName: "service2", normal: false },
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source: "source1",
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target: "target1",
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detectPoints: ["CLIENT"],
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sourceComponents: [],
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targetComponents: [],
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},
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{
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id: "2",
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serviceName: "service3",
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normal: true,
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name: "service3",
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},
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] as any;
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it("returns getMetrics function", () => {
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const result = useQueryTopologyExpressionsProcessor(mockMetrics, mockInstances);
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expect(typeof result.getMetrics).toBe("function");
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});
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it("processes topology expressions successfully", async () => {
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const mockResponse = {
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data: {
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expression00: {
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results: [{ values: [{ value: "100" }] }],
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},
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expression01: {
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results: [{ values: [{ value: "200" }] }],
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},
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expression10: {
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results: [{ values: [{ value: "100" }] }],
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},
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expression11: {
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results: [{ values: [{ value: "200" }] }],
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},
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},
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};
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mockTopologyStore.getTopologyExpressionValue.mockResolvedValue(mockResponse);
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const { getMetrics } = useQueryTopologyExpressionsProcessor(mockMetrics, mockInstances);
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const result = await getMetrics();
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expect(result).toEqual({
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metric1: {
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values: [
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{ value: "100", id: "1" },
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{ value: "100", id: "2" },
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],
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},
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metric2: {
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values: [
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{ value: "200", id: "1" },
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{ value: "200", id: "2" },
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],
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},
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});
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});
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it("handles errors in topology response", async () => {
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const mockResponse = { errors: "Topology query failed" };
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mockTopologyStore.getTopologyExpressionValue.mockResolvedValue(mockResponse);
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const { getMetrics } = useQueryTopologyExpressionsProcessor(mockMetrics, mockInstances);
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const result = await getMetrics();
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expect(ElMessage.error).toHaveBeenCalledWith("Topology query failed");
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expect(result).toEqual({});
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});
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it("handles empty metrics array", async () => {
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mockTopologyStore.getTopologyExpressionValue.mockResolvedValue({ data: {} });
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const { getMetrics } = useQueryTopologyExpressionsProcessor([], mockInstances);
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const result = await getMetrics();
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expect(result).toEqual({});
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});
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it("handles empty instances array", async () => {
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mockTopologyStore.getTopologyExpressionValue.mockResolvedValue({ data: {} });
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const { getMetrics } = useQueryTopologyExpressionsProcessor(mockMetrics, []);
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const result = await getMetrics();
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expect(result).toEqual({});
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});
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it("processes different entity types correctly", async () => {
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mockDashboardStore.entity = "ServiceInstance";
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const mockResponse = {
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data: {
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expression00: {
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results: [{ values: [{ value: "100" }] }],
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},
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},
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};
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mockTopologyStore.getTopologyExpressionValue.mockResolvedValue(mockResponse);
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const { getMetrics } = useQueryTopologyExpressionsProcessor(mockMetrics, mockInstances);
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const result = await getMetrics();
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expect(result).toBeDefined();
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});
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});
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});
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