72 lines
1.7 KiB
JavaScript
72 lines
1.7 KiB
JavaScript
/**
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* helper for testing action with expected mutations inspired in
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* https://vuex.vuejs.org/en/testing.html
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*
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* @example
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* testAction(
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* actions.actionName, // action
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* { }, // mocked response
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* state, // state
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* [
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* { type: types.MUTATION}
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* { type: types.MUTATION_1, payload: {}}
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* ], // mutations
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* [
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* { type: 'actionName', payload: {}},
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* { type: 'actionName1', payload: {}}
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* ] //actions
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* done,
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* );
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*/
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export default (action, payload, state, expectedMutations, expectedActions, done) => {
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let mutationsCount = 0;
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let actionsCount = 0;
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// mock commit
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const commit = (type, mutationPayload) => {
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const mutation = expectedMutations[mutationsCount];
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expect(mutation.type).toEqual(type);
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if (mutation.payload) {
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expect(mutation.payload).toEqual(mutationPayload);
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}
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mutationsCount += 1;
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if (mutationsCount >= expectedMutations.length) {
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done();
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}
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};
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// mock dispatch
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const dispatch = (type, actionPayload) => {
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const actionExpected = expectedActions[actionsCount];
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expect(actionExpected.type).toEqual(type);
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if (actionExpected.payload) {
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expect(actionExpected.payload).toEqual(actionPayload);
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}
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actionsCount += 1;
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if (actionsCount >= expectedActions.length) {
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done();
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}
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};
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// call the action with mocked store and arguments
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action({ commit, state, dispatch }, payload);
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// check if no mutations should have been dispatched
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if (expectedMutations.length === 0) {
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expect(mutationsCount).toEqual(0);
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done();
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}
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// check if no mutations should have been dispatched
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if (expectedActions.length === 0) {
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expect(actionsCount).toEqual(0);
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done();
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}
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};
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