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import { InMemoryCache } from '@apollo/client/core';
import { createMockClient as createMockApolloClient } from 'mock-apollo-client';
import VueApollo from 'vue-apollo';
import possibleTypes from '~/graphql_shared/possible_types.json';
import { typePolicies } from '~/lib/graphql';
export function createMockClient(handlers = [], resolvers = {}, cacheOptions = {}) {
const cache = new InMemoryCache({
possibleTypes,
typePolicies,
addTypename: false,
...cacheOptions,
});
const mockClient = createMockApolloClient({ cache, resolvers });
if (Array.isArray(handlers)) {
handlers.forEach(([query, value]) =>
mockClient.setRequestHandler(query, (...args) =>
Promise.resolve(value(...args)).then((r) => ({ ...r })),
),
);
} else {
throw new Error('You should pass an array of handlers to mock Apollo client');
}
return mockClient;
}
export default function createMockApollo(handlers, resolvers, cacheOptions) {
const mockClient = createMockClient(handlers, resolvers, cacheOptions);
return new VueApollo({ defaultClient: mockClient });
}
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