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import {
getPostOldestCommentDate,
getPostNewestCommentDate,
getCommentLike,
getPostCommentsTree,
getPostCommentsCountAtDate,
getInlineCommentsExpandedState,
} from '../selectors';
const state = {
comments: {
items: {
'1-1': [
{
ID: 3,
parent: { ID: 1 },
date: '2017-01-31T10:07:18-08:00',
i_like: false,
contiguous: true,
like_count: 0,
status: 'approved',
author: { ID: 1 },
},
{
ID: 1,
parent: false,
date: '2016-01-29T10:07:18-08:00',
i_like: true,
like_count: 5,
status: 'unapproved',
author: { ID: 1 },
},
{
ID: 2,
parent: false,
date: '2016-01-29T10:07:18-08:00',
i_like: false,
like_count: 456,
status: 'unapproved',
author: { ID: 2 },
},
{
ID: 4,
parent: { ID: 2 },
date: '2015-01-29T10:07:18-08:00',
i_like: false,
contiguous: true,
like_count: 0,
status: 'approved',
author: { ID: 1 },
},
],
},
},
};
const stateWithDeeperChildren = {
comments: {
items: {
'1-1': [
{
ID: 4,
parent: { ID: 1 },
date: '2017-01-31T00:00:04Z',
i_like: false,
like_count: 0,
},
{
ID: 3,
parent: { ID: 1 },
date: '2017-01-31T00:00:03Z',
i_like: false,
like_count: 0,
},
{
ID: 2,
parent: { ID: 1 },
date: '2017-01-31T00:00:02Z',
i_like: false,
like_count: 0,
},
{
ID: 1,
parent: false,
date: '2017-01-31T00:00:01Z',
i_like: false,
like_count: 0,
},
{
ID: 50,
parent: false,
date: '2017-01-30T00:00:00Z',
i_like: false,
like_count: 0,
},
],
},
},
};
describe( 'selectors', () => {
describe( '#getPostNewestCommentDate()', () => {
test( 'should get most recent date', () => {
const res = getPostNewestCommentDate( state, 1, 1 );
expect( res ).toEqual( new Date( '2017-01-31T10:07:18-08:00' ) );
} );
test( 'should return undefined if no comment items', () => {
const res = getPostNewestCommentDate(
{
comments: { items: { '1-1': [] } },
},
1,
1
);
expect( res ).toEqual( undefined );
} );
} ); // end of getPostNewestCommentDate
describe( '#getPostOldestCommentDate()', () => {
test( 'should get earliest date', () => {
const res = getPostOldestCommentDate( state, 1, 1 );
expect( res ).toEqual( new Date( '2015-01-29T10:07:18-08:00' ) );
} );
test( 'should return undefined if no comment items', () => {
const res = getPostOldestCommentDate(
{
comments: { items: { '1-1': [] } },
},
1,
1
);
expect( res ).toEqual( undefined );
} );
} ); // end of getPostOldestCommentDate
describe( '#getCommentLike()', () => {
test( 'should provide only like statistics', () => {
const res = getCommentLike( state, 1, 1, 2 );
expect( res.i_like ).toEqual( false );
expect( res.like_count ).toEqual( 456 );
} );
} );
describe( '#getPostCommentsTree', () => {
test( 'should return the tree structure', () => {
const tree = getPostCommentsTree( state, 1, 1, 'all' );
expect( tree ).toMatchSnapshot();
} );
test( 'filters other pending posts', () => {
const tree = getPostCommentsTree( state, 1, 1, 'all', 1 );
expect( tree ).toMatchSnapshot();
} );
test( 'should reverse children', () => {
expect( getPostCommentsTree( stateWithDeeperChildren, 1, 1, 'all' ) ).toMatchSnapshot();
} );
} );
describe( '#getPostCommentsCountAtDate()', () => {
test( 'should return 0 if date is invalid', () => {
const res = getPostCommentsCountAtDate( state, 1, 1, null );
expect( res ).toBe( 0 );
} );
test( 'should return 0 if post comment does not exist', () => {
const res = getPostCommentsCountAtDate(
state,
1,
123,
new Date( '2015-01-29T10:07:18-08:00' )
);
expect( res ).toBe( 0 );
} );
test( 'should return the count if the post and date are valid', () => {
const res = getPostCommentsCountAtDate(
state,
1,
1,
new Date( '2016-01-29T10:07:18-08:00' )
);
expect( res ).toBe( 2 );
} );
} );
describe( '#getInlineCommentsExpandedState()', () => {
const streamKey = 'stream-A';
const siteId = 123;
const postId = 456;
const initState = {
comments: {},
};
const savedState = ( value ) => ( {
comments: {
inlineExpansion: {
[ streamKey ]: {
[ siteId ]: {
[ postId ]: value,
},
},
},
},
} );
const biggerState = {
comments: {
inlineExpansion: {
'stream-B': {
123: {
456: false,
},
},
[ streamKey ]: {
[ siteId ]: {
[ postId ]: true,
[ postId + '123' ]: false,
},
[ siteId + '123' ]: {
890: {
789: false,
},
},
},
},
},
};
test( 'returns false if value is not set in state', () => {
const res = getInlineCommentsExpandedState( initState, streamKey, siteId, postId );
expect( res ).toBe( false );
} );
test( 'returns true state value when set', () => {
const res = getInlineCommentsExpandedState( savedState( true ), streamKey, siteId, postId );
expect( res ).toBe( true );
} );
test( 'returns false state value when set', () => {
const res = getInlineCommentsExpandedState( savedState( false ), streamKey, siteId, postId );
expect( res ).toBe( false );
} );
test( 'returns correct value from larger state object', () => {
const res = getInlineCommentsExpandedState( biggerState, streamKey, siteId, postId );
expect( res ).toBe( true );
} );
} );
} );
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