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import {
ElementRef,
provideZonelessChangeDetection,
signal,
} from '@angular/core'
import { TestBed } from '@angular/core/testing'
import {
QueryClient,
provideTanStackQuery,
} from '@tanstack/angular-query-experimental'
import { afterEach, beforeEach, describe, expect, it, vi } from 'vitest'
import { injectDevtoolsPanel } from '../inject-devtools-panel'
const mockDevtoolsPanelInstance = {
mount: vi.fn(),
unmount: vi.fn(),
setClient: vi.fn(),
setErrorTypes: vi.fn(),
setOnClose: vi.fn(),
}
const mocks = vi.hoisted(() => {
return {
mockTanstackQueryDevtoolsPanel: vi.fn(() => mockDevtoolsPanelInstance),
}
})
vi.mock('@tanstack/query-devtools', () => ({
TanstackQueryDevtoolsPanel: mocks.mockTanstackQueryDevtoolsPanel,
}))
describe('injectDevtoolsPanel', () => {
let queryClient: QueryClient
let mockElementRef: ElementRef
beforeEach(() => {
queryClient = new QueryClient()
mockElementRef = new ElementRef(document.createElement('div'))
TestBed.configureTestingModule({
providers: [
provideZonelessChangeDetection(),
provideTanStackQuery(queryClient),
{ provide: ElementRef, useValue: signal(mockElementRef) },
],
})
})
afterEach(() => {
vi.restoreAllMocks()
})
it('should return a DevtoolsPanelRef', () => {
const result = TestBed.runInInjectionContext(() => {
return injectDevtoolsPanel(() => ({
hostElement: TestBed.inject(ElementRef),
}))
})
expect(result).toEqual({
destroy: expect.any(Function),
})
})
it('should initialize TanstackQueryDevtoolsPanel', () => {
TestBed.runInInjectionContext(() => {
injectDevtoolsPanel(() => ({
hostElement: TestBed.inject(ElementRef),
}))
})
TestBed.tick()
expect(mocks.mockTanstackQueryDevtoolsPanel).toHaveBeenCalledTimes(1)
})
it('should destroy TanstackQueryDevtoolsPanel', () => {
const result = TestBed.runInInjectionContext(() => {
return injectDevtoolsPanel(() => ({
hostElement: TestBed.inject(ElementRef),
}))
})
TestBed.tick()
result.destroy()
expect(mockDevtoolsPanelInstance.unmount).toHaveBeenCalledTimes(1)
})
it('should destroy TanstackQueryDevtoolsPanel when hostElement is removed', () => {
const hostElement = signal<ElementRef>(mockElementRef)
TestBed.runInInjectionContext(() => {
return injectDevtoolsPanel(() => ({
hostElement: hostElement(),
}))
})
TestBed.tick()
expect(mockDevtoolsPanelInstance.unmount).toHaveBeenCalledTimes(0)
hostElement.set(null as unknown as ElementRef)
TestBed.tick()
expect(mockDevtoolsPanelInstance.unmount).toHaveBeenCalledTimes(1)
})
it('should update client', () => {
const client = signal(new QueryClient())
TestBed.runInInjectionContext(() => {
return injectDevtoolsPanel(() => ({
hostElement: TestBed.inject(ElementRef),
client: client(),
}))
})
TestBed.tick()
expect(mockDevtoolsPanelInstance.setClient).toHaveBeenCalledTimes(0)
client.set(new QueryClient())
TestBed.tick()
expect(mockDevtoolsPanelInstance.setClient).toHaveBeenCalledTimes(1)
})
it('should update error types', () => {
const errorTypes = signal([])
TestBed.runInInjectionContext(() => {
return injectDevtoolsPanel(() => ({
hostElement: TestBed.inject(ElementRef),
errorTypes: errorTypes(),
}))
})
TestBed.tick()
expect(mockDevtoolsPanelInstance.setErrorTypes).toHaveBeenCalledTimes(0)
errorTypes.set([])
TestBed.tick()
expect(mockDevtoolsPanelInstance.setErrorTypes).toHaveBeenCalledTimes(1)
})
it('should update onclose', () => {
const functionA = () => {}
const functionB = () => {}
const onClose = signal(functionA)
TestBed.runInInjectionContext(() => {
return injectDevtoolsPanel(() => ({
hostElement: TestBed.inject(ElementRef),
onClose: onClose(),
}))
})
TestBed.tick()
expect(mockDevtoolsPanelInstance.setOnClose).toHaveBeenCalledTimes(0)
onClose.set(functionB)
TestBed.tick()
expect(mockDevtoolsPanelInstance.setOnClose).toHaveBeenCalledTimes(1)
})
})
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