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client.spec.ts
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client.spec.ts
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import fs from 'fs'
import path from 'path'
import { afterEach, beforeEach, describe, expect, it, vi } from 'vitest'
import createFetchMock from 'vitest-fetch-mock'
import { setupUrlConfigForTesting, urlConfig } from '../../lib/urlConfig'
import { VigunoClient } from './client'
import { HpoOmimsResult, HpoTermResult } from './types'
/** Mock `fetch()` */
const fetchMocker = createFetchMock(vi)
/** Fixture with response from API. */
const responseResolveOmim616145Json = JSON.parse(
fs.readFileSync(path.resolve(__dirname, './fixture.resolveOmim.616145.json'), 'utf8')
)
const responseQueryOmimTermsByNameEarly = JSON.parse(
fs.readFileSync(path.resolve(__dirname, './fixture.queryOmimTermsByName.early.json'), 'utf8')
)
const responseQueryOmimTermsByNameXxx = JSON.parse(
fs.readFileSync(path.resolve(__dirname, './fixture.queryOmimTermsByName.xxx.json'), 'utf8')
)
const responseResolveHpoTermById0000118 = JSON.parse(
fs.readFileSync(path.resolve(__dirname, './fixture.resolveHpoTermById.0000118.json'), 'utf8')
)
const responseResolveHpoTermByIdAbnormal = JSON.parse(
fs.readFileSync(path.resolve(__dirname, './fixture.resolveHpoTermByName.abnormal.json'), 'utf8')
)
const responseResolveHpoTermByIdFoobar = JSON.parse(
fs.readFileSync(path.resolve(__dirname, './fixture.resolveHpoTermByName.foobar.json'), 'utf8')
)
describe.concurrent('VigunoClient.construct()', () => {
afterEach(() => {
setupUrlConfigForTesting()
})
it('constructs correctly with default base URL', () => {
// act:
const client = new VigunoClient()
// assert:
expect(client).toBeDefined()
})
it('constructs correctly with custom base URL', () => {
// act:
const client = new VigunoClient('http://localhost:8080')
// assert:
expect(client).toBeDefined()
})
it('throws error if no base URL is configured', () => {
// arrange:
urlConfig.baseUrlViguno = undefined
// (guarded)
expect(() => new VigunoClient(undefined)).toThrow(
'Configuration error: API base URL not configured'
)
})
})
describe.concurrent('Viguno Client', () => {
beforeEach(() => {
fetchMocker.enableMocks()
fetchMocker.resetMocks()
})
it('resolves OMIM term by ID correctly', async () => {
// arrange:
fetchMocker.mockResponseOnce(JSON.stringify(responseResolveOmim616145Json))
// act:
const client = new VigunoClient()
const result = await client.resolveOmimTermById('123456')
// assert:
expect(result).toEqual(HpoOmimsResult.fromJson(responseResolveOmim616145Json))
})
it('handles non-existent OMIM term ID', async () => {
// arrange:
const errorMessage = 'OMIM term not found'
fetchMocker.mockResponseOnce(JSON.stringify({ msg: errorMessage }), { status: 404 })
// act:
const client = new VigunoClient()
// assert:
await expect(client.resolveOmimTermById('999999')).rejects.toThrow(errorMessage)
})
it('handles server error when resolving OMIM term by ID', async () => {
// arrange:
const errorMessage = 'Internal Server Error'
fetchMocker.mockResponseOnce(JSON.stringify({ msg: errorMessage }), { status: 500 })
// act:
const client = new VigunoClient()
// assert:
await expect(client.resolveOmimTermById('123456')).rejects.toThrow(errorMessage)
})
it('handles network error when resolving OMIM term by ID', async () => {
// arrange:
fetchMocker.mockReject(new Error('Network Error'))
// act:
const client = new VigunoClient()
// assert:
await expect(client.resolveOmimTermById('123456')).rejects.toThrow('Network Error')
})
it('returns a list of OMIM terms for a valid query', async () => {
// arrange:
fetchMocker.mockResponseOnce(JSON.stringify(responseQueryOmimTermsByNameEarly))
// act:
const client = new VigunoClient()
const result = await client.queryOmimTermsByName('early')
// assert:
expect(result).toEqual(HpoOmimsResult.fromJson(responseQueryOmimTermsByNameEarly))
})
it('returns an empty list for a query with no results', async () => {
// arrange:
fetchMocker.mockResponseOnce(JSON.stringify(responseQueryOmimTermsByNameXxx))
// act:
const client = new VigunoClient()
const result = await client.queryOmimTermsByName('xxx')
// assert:
expect(result).toEqual(HpoOmimsResult.fromJson(responseQueryOmimTermsByNameXxx))
})
it('handles server error for a query', async () => {
// arrange:
const errorMessage = 'Internal Server Error'
fetchMocker.mockResponseOnce(JSON.stringify({ msg: errorMessage }), { status: 500 })
// act:
const client = new VigunoClient()
// assert:
await expect(client.queryOmimTermsByName('Example')).rejects.toThrow(errorMessage)
})
it('handles network error during a query', async () => {
// arrange:
fetchMocker.mockReject(new Error('Network Error'))
// act:
const client = new VigunoClient()
// assert:
await expect(client.queryOmimTermsByName('Example')).rejects.toThrow('Network Error')
})
it('resolves HPO term by ID correctly', async () => {
// arrange:
fetchMocker.mockResponseOnce(JSON.stringify(responseResolveHpoTermById0000118))
// act:
const client = new VigunoClient()
const result = await client.resolveHpoTermById('0000118')
// assert:
expect(result).toEqual(HpoTermResult.fromJson(responseResolveHpoTermById0000118))
})
it('handles non-existent HPO term ID', async () => {
// arrange:
const errorMessage = 'HPO term not found'
fetchMocker.mockResponseOnce(JSON.stringify({ msg: errorMessage }), { status: 404 })
// act:
const client = new VigunoClient()
// assert:
await expect(client.resolveHpoTermById('9999999')).rejects.toThrow(errorMessage)
})
it('handles server error when resolving HPO term by ID', async () => {
// arrange:
const errorMessage = 'Internal Server Error'
fetchMocker.mockResponseOnce(JSON.stringify({ msg: errorMessage }), { status: 500 })
// act:
const client = new VigunoClient()
// assert:
await expect(client.resolveHpoTermById('0000118')).rejects.toThrow(errorMessage)
})
it('handles network error when resolving HPO term by ID', async () => {
// arrange:
fetchMocker.mockReject(new Error('Network Error'))
// act:
const client = new VigunoClient()
// assert:
await expect(client.resolveHpoTermById('0000118')).rejects.toThrow('Network Error')
})
it('queries HPO terms by name correctly', async () => {
// arrange:
fetchMocker.mockResponseOnce(JSON.stringify(responseResolveHpoTermByIdAbnormal))
// act:
const client = new VigunoClient()
const result = await client.queryHpoTermsByName('abnormal')
// assert:
expect(result).toEqual(HpoTermResult.fromJson(responseResolveHpoTermByIdAbnormal))
})
it('returns an empty list for a name query with no results', async () => {
// arrange:
fetchMocker.mockResponseOnce(JSON.stringify(responseResolveHpoTermByIdFoobar))
// act:
const client = new VigunoClient()
const result = await client.queryHpoTermsByName('foobar')
// assert:
expect(result).toEqual(HpoTermResult.fromJson(responseResolveHpoTermByIdFoobar))
})
it('handles server error during name query', async () => {
// arrange:
const errorMessage = 'Internal Server Error'
fetchMocker.mockResponseOnce(JSON.stringify({ msg: errorMessage }), { status: 500 })
// act:
const client = new VigunoClient()
// assert:
await expect(client.queryHpoTermsByName('Phenotypic')).rejects.toThrow(errorMessage)
})
it('handles network error during name query', async () => {
// arrange:
fetchMocker.mockReject(new Error('Network Error'))
// act:
const client = new VigunoClient()
// assert:
await expect(client.queryHpoTermsByName('Phenotypic')).rejects.toThrow('Network Error')
})
})