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Diffstat (limited to 'web/src/js/__tests__/ducks/utils/viewSpec.js')
-rw-r--r-- | web/src/js/__tests__/ducks/utils/viewSpec.js | 156 |
1 files changed, 156 insertions, 0 deletions
diff --git a/web/src/js/__tests__/ducks/utils/viewSpec.js b/web/src/js/__tests__/ducks/utils/viewSpec.js new file mode 100644 index 00000000..af3da173 --- /dev/null +++ b/web/src/js/__tests__/ducks/utils/viewSpec.js @@ -0,0 +1,156 @@ +jest.unmock('../../../ducks/utils/view') +jest.unmock('lodash') + +import reduce, * as view from '../../../ducks/utils/view' +import _ from 'lodash' + +describe('view reduce', () => { + + it('should filter items', () => { + const state = createState([ + { id: 1 }, + { id: 2 } + ]) + const result = createState([ + { id: 1 } + ]) + expect(reduce(state, view.updateFilter(state.data, item => item.id === 1))).toEqual(result) + }) + + it('should sort items', () => { + const state = createState([ + { id: 1 }, + { id: 2 } + ]) + const result = createState([ + { id: 2 }, + { id: 1 } + ]) + expect(reduce(state, view.updateSort((a, b) => b.id - a.id))).toEqual(result) + }) + + it('should add item', () => { + const state = createState([ + { id: 1 }, + { id: 2 } + ]) + const result = createState([ + { id: 1 }, + { id: 2 }, + { id: 3 } + ]) + expect(reduce(state, view.add({ id: 3 }))).toEqual(result) + }) + + it('should add item in place', () => { + const state = createState([ + { id: 1 } + ]) + const result = createState([ + { id: 3 }, + { id: 1 } + ]) + expect(reduce(state, view.add({ id: 3 }, undefined, (a, b) => b.id - a.id))).toEqual(result) + }) + + it('should filter added item', () => { + const state = createState([ + { id: 1 } + ]) + const result = createState([ + { id: 1 } + ]) + expect(reduce(state, view.add({ id: 3 }, i => i.id === 1))).toEqual(result) + }) + + it('should update item', () => { + const state = createState([ + { id: 1, val: 1 }, + { id: 2, val: 2 }, + { id: 3, val: 3 } + ]) + const result = createState([ + { id: 1, val: 1 }, + { id: 2, val: 3 }, + { id: 3, val: 3 } + ]) + expect(reduce(state, view.update({ id: 2, val: 3 }))).toEqual(result) + }) + + it('should sort updated item', () => { + const state = createState([ + { id: 1, val: 1 }, + { id: 2, val: 2 } + ]) + const result = createState([ + { id: 2, val: 3 }, + { id: 1, val: 1 } + ]) + expect(reduce(state, view.update({ id: 2, val: 3 }, undefined, (a, b) => b.id - a.id))).toEqual(result) + }) + + it('should filter updated item', () => { + const state = createState([ + { id: 1, val: 1 }, + { id: 2, val: 2 } + ]) + const result = createState([ + { id: 1, val: 1 } + ]) + result.indexOf[2] = null + expect(reduce(state, view.update({ id: 2, val: 3 }, i => i.id === i.val))).toEqual(result) + }) + + it('should remove item', () => { + const state = createState([ + { id: 1 }, + { id: 2 } + ]) + const result = createState([ + { id: 1 } + ]) + result.indexOf[2] = null + expect(reduce(state, view.remove(2))).toEqual(result) + }) + + it('should replace items', () => { + const state = createState([ + { id: 1 }, + { id: 2 } + ]) + const result = createState([ + { id: 1 } + ]) + expect(reduce(state, view.receive([{ id: 1 }]))).toEqual(result) + }) + + it('should sort received items', () => { + const state = createState([ + { id: 1 }, + { id: 2 } + ]) + const result = createState([ + { id: 2 }, + { id: 1 } + ]) + expect(reduce(state, view.receive([{ id: 1 }, { id: 2 }], undefined, (a, b) => b.id - a.id))).toEqual(result) + }) + + it('should filter received', () => { + const state = createState([ + { id: 1 }, + { id: 2 } + ]) + const result = createState([ + { id: 1 } + ]) + expect(reduce(state, view.receive([{ id: 1 }, { id: 2 }], i => i.id === 1))).toEqual(result) + }) +}) + +function createState(items) { + return { + data: items, + indexOf: _.fromPairs(items.map((item, index) => [item.id, index])) + } +} |