nexshop-web-contents

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<span class="cline-any cline-neutral">&nbsp;</span></td><td class="text"><pre class="prettyprint lang-js">import React from 'react';
import {expect} from 'chai';
import sinon from 'sinon';
import {playlist} from "../../src/reducer/playlist";
import * as ContentModel from "../../src/model-factory/content-item";
import {
    CHANGE_CONTENT_ITEMS_ORDER_END, CHANGE_CONTENT_ITEMS_ORDER_PROCESS,
    CHANGE_CONTENT_ITEMS_ORDER_START, CREATE_PLAYLIST,
    DELETE_CONTENT_ITEM, DISCARD_PLAYLIST,
    DROP_DRAG_CONTENTS_ITEM, START_DRAG_CONTENTS_ITEM,
    UPDATE_CONTENT_ITEM_DURATION, UPDATE_CONTENT_ITEM_TRANSITION,
} from "../../src/action/playlist";
&nbsp;
describe('New Playlist Reducer Spec', () =&gt; {
    const INITIAL_STATE = {
        name: '',
        resolution: {},
        contentItems: [],
        willBeReordered: {},
        blankIndex: -1,
        dragContentsItem: {},
        selectedPreviewItemIndex: 0,
        selectedPreviewPreviousItemIndex: -1,
    };
&nbsp;
    const SECOND_CONTENT_IS_TO_BE_REORDERED = {
        contentItems: [{name: "media1", uuid: "1"}, {}, {name: "media3", uuid: "3"}],
        blankIndex: 1,
        willBeReordered: {name: 'media2', uuid: "2"},
        selectedPreviewPreviousItemIndex: 2,
    };
&nbsp;
    let firstItem = SECOND_CONTENT_IS_TO_BE_REORDERED.contentItems[0];
&nbsp;
    describe('CREATE_PLAYLIST Action', () =&gt; {
        it('change state "name" with action.name and resolution with action.resolution', () =&gt; {
            let nextState = playlist({}, {type: CREATE_PLAYLIST, name: 'playlist title', resolution: 'resolution'});
&nbsp;
            expect(nextState).to.deep.equal({name: 'playlist title', resolution: 'resolution'});
        });
    });
&nbsp;
    describe('Default Action', () =&gt; {
        it('returns initialState', () =&gt; {
            let nextState = playlist({}, {type: '', name: 'playlist title', resolution: 'resolution'});
&nbsp;
            expect(nextState).to.deep.equal({});
        });
    });
&nbsp;
    describe('START_DRAG_CONTENTS_ITEM Action', () =&gt; {
        it('store drag contentsItem', () =&gt; {
            let nextState = playlist({}, {type: START_DRAG_CONTENTS_ITEM, contentsItem: 'some contentsItem'});
&nbsp;
            expect(nextState).to.deep.equals({dragContentsItem: "some contentsItem"});
        });
    });
&nbsp;
    describe('DROP_DRAG_CONTENTS_ITEM Action', () =&gt; {
        beforeEach(() =&gt; {
            sinon.spy(ContentModel, 'createContentItem');
        });
&nbsp;
        afterEach(() =&gt; {
            ContentModel.createContentItem.restore();
        });
&nbsp;
        it('calls createContentItem to create content from contentsItem', () =&gt; {
            playlist({contentItems: ['media1'], dragContentsItem: {name: 'media2'}}, {type: DROP_DRAG_CONTENTS_ITEM});
&nbsp;
            expect(ContentModel.createContentItem.calledWith({name: 'media2'})).to.be.true;
        });
&nbsp;
        it('append drag contentsItem to contentItems', () =&gt; {
            let nextState = playlist({contentItems: ['media1'], dragContentsItem: {name: 'media2'}}, {type: DROP_DRAG_CONTENTS_ITEM});
&nbsp;
            expect(nextState.contentItems.length).to.equal(2);
        });
&nbsp;
        it('drop contentsItem has default duration', () =&gt; {
            let nextState = playlist({contentItems: [], dragContentsItem: {name: 'media2'}}, {type: DROP_DRAG_CONTENTS_ITEM});
&nbsp;
            expect(nextState.contentItems[0].durationSeconds).to.equal(30);
        });
&nbsp;
        it('replaces dragContentsItem with empty object', () =&gt; {
            let nextState = playlist({contentItems: [], dragContentsItem: {name: 'media2'}}, {type: DROP_DRAG_CONTENTS_ITEM});
&nbsp;
            expect(nextState.dragContentsItem).to.deep.equal({});
        });
&nbsp;
        it('does not change state when dragContentsItem is empty object', () =&gt; {
            let nextState = playlist({contentItems: [], dragContentsItem: {}}, {type: DROP_DRAG_CONTENTS_ITEM});
&nbsp;
            expect(nextState).to.deep.equal({contentItems: [], dragContentsItem: {}});
        });
    });
&nbsp;
    describe('DELETE_CONTENT_ITEM Action', () =&gt; {
        it('delete contentsItem from contentItems', () =&gt; {
            let nextState = playlist({contentItems: [{name: 'media1'}, {name: 'media2'}]}, {
                type: DELETE_CONTENT_ITEM,
                index: 0
            });
&nbsp;
            expect(nextState.contentItems.length).to.equal(1);
            expect(nextState.contentItems[0]).to.deep.equal({name: 'media2'});
        });
    });
&nbsp;
    describe('CHANGE_CONTENT_ITEMS_ORDER_START Action', () =&gt; {
        let state;
        let action;
        let nextState;
&nbsp;
        beforeEach(() =&gt; {
            state = {contentItems: [{name: "media1"}, {name: "media2"}]};
            action = {type: CHANGE_CONTENT_ITEMS_ORDER_START, index: 1};
&nbsp;
            nextState = playlist(state, action);
        });
&nbsp;
        it('sets willBeReordered', () =&gt; {
            expect(nextState.willBeReordered).to.deep.equal({name: "media2"});
        });
&nbsp;
        it('sets blankIndex with action index', () =&gt; {
            expect(nextState.blankIndex).to.equal(1);
        });
    });
&nbsp;
    describe('CHANGE_CONTENT_ITEMS_ORDER_PROCESS Action', () =&gt; {
        let action;
        let nextState;
&nbsp;
        it('returns previous State when blankIndex and index is equal', () =&gt; {
            action = {type: CHANGE_CONTENT_ITEMS_ORDER_PROCESS, index: 1};
&nbsp;
            nextState = playlist(SECOND_CONTENT_IS_TO_BE_REORDERED, action);
&nbsp;
            expect(nextState).to.deep.equal({
                contentItems: [{name: "media1", uuid: "1"}, {}, {name: "media3", uuid: "3"}],
                blankIndex: 1,
                willBeReordered: {name: 'media2', uuid: "2"},
                selectedPreviewPreviousItemIndex: 2,
            });
        });
&nbsp;
        it('sets blankIndex with action index', () =&gt; {
            action = {type: CHANGE_CONTENT_ITEMS_ORDER_PROCESS, index: 2};
&nbsp;
            nextState = playlist(SECOND_CONTENT_IS_TO_BE_REORDERED, action);
&nbsp;
            expect(nextState.blankIndex).to.equal(2);
        });
&nbsp;
        it('changes element at index with willBeReordered item', () =&gt; {
            action = {type: CHANGE_CONTENT_ITEMS_ORDER_PROCESS, index: 2};
            nextState = playlist(SECOND_CONTENT_IS_TO_BE_REORDERED, action);
&nbsp;
            expect(nextState.contentItems[2]).to.deep.equal({name: 'media2', uuid: "2"});
        });
&nbsp;
        it('replace blank element with next element when index is greater than blankIndex', () =&gt; {
            action = {type: CHANGE_CONTENT_ITEMS_ORDER_PROCESS, index: 2};
            nextState = playlist(SECOND_CONTENT_IS_TO_BE_REORDERED, action);
&nbsp;
            expect(nextState.contentItems[1]).to.deep.equal({name: 'media3', uuid: "3"});
        });
&nbsp;
        it('replace blank element with previous element when index is less than blankIndex', () =&gt; {
            action = {type: CHANGE_CONTENT_ITEMS_ORDER_PROCESS, index: 0};
            nextState = playlist(SECOND_CONTENT_IS_TO_BE_REORDERED, action);
&nbsp;
            expect(nextState.contentItems[1]).to.deep.equal({name: 'media1', uuid: "1"});
        });
&nbsp;
        it('does not change state when willBeReordered is empty object', () =&gt; {
            const notToBeChanged = Object.assign({}, SECOND_CONTENT_IS_TO_BE_REORDERED, {willBeReordered: {}});
&nbsp;
            expect(playlist(notToBeChanged, {
                type: CHANGE_CONTENT_ITEMS_ORDER_PROCESS,
                index: 0
            })).to.deep.equal(notToBeChanged);
        });
    });
&nbsp;
    describe('CHANGE_CONTENT_ITEMS_ORDER_END Action', () =&gt; {
        const action = {type: CHANGE_CONTENT_ITEMS_ORDER_END};
        let nextState;
&nbsp;
        beforeEach(() =&gt; {
            nextState = playlist(SECOND_CONTENT_IS_TO_BE_REORDERED, action);
        });
&nbsp;
        it('initializes blankIndex', () =&gt; {
            expect(nextState.blankIndex).to.equal(-1);
        });
&nbsp;
        it('initializes willBeReordered', () =&gt; {
            expect(nextState.willBeReordered).to.deep.equal({});
        });
&nbsp;
        it('does not change state when willBeReordered is empty object', () =&gt; {
            const previousState = Object.assign({}, SECOND_CONTENT_IS_TO_BE_REORDERED, {willBeReordered: {}});
            const nextState = playlist(previousState, action);
&nbsp;
            expect(nextState).to.deep.equal(previousState);
        });
    });
&nbsp;
    describe('UPDATE_CONTENT_ITEM_TRANSITION Action', () =&gt; {
        const action = {type: UPDATE_CONTENT_ITEM_TRANSITION, uuid: firstItem.uuid, transitionEffect: "SLIDE"};
        let nextState;
&nbsp;
        beforeEach(() =&gt; {
            nextState = playlist(SECOND_CONTENT_IS_TO_BE_REORDERED, action);
        });
&nbsp;
        it('update item from contentItems', () =&gt; {
            expect(nextState.contentItems[0].transitionEffect).to.equal("SLIDE");
        });
    });
&nbsp;
    describe('UPDATE_CONTENT_ITEM_DURATION Action', () =&gt; {
        const action = {type: UPDATE_CONTENT_ITEM_DURATION, uuid: "1", durationSeconds: 30};
        let nextState;
&nbsp;
        beforeEach(() =&gt; {
            nextState = playlist(SECOND_CONTENT_IS_TO_BE_REORDERED, action);
        });
&nbsp;
        it('update item from contentItems', () =&gt; {
            expect(nextState.contentItems[0].durationSeconds).to.equal(30);
        });
    });
&nbsp;
    describe('DISCARD_PLAYLIST Action', () =&gt; {
        const action = {type: DISCARD_PLAYLIST};
        let nextState;
&nbsp;
        beforeEach(() =&gt; {
            nextState = playlist(undefined, action);
        });
&nbsp;
        it('nextState is equal to INITIAL_STATE', () =&gt; {
            expect(nextState).to.deep.equal(INITIAL_STATE);
        });
    });
});</pre></td></tr>
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