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registration.js
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registration.js
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/* eslint-disable react/forbid-elements */
/**
* WordPress dependencies
*/
import { addFilter, removeAllFilters, removeFilter } from '@wordpress/hooks';
import { logged } from '@wordpress/deprecated';
import { select, dispatch } from '@wordpress/data';
/**
* Internal dependencies
*/
import {
registerBlockType,
registerBlockCollection,
registerBlockVariation,
registerBlockBindingsSource,
unregisterBlockCollection,
unregisterBlockType,
unregisterBlockBindingsSource,
setFreeformContentHandlerName,
getFreeformContentHandlerName,
setUnregisteredTypeHandlerName,
getUnregisteredTypeHandlerName,
setDefaultBlockName,
getDefaultBlockName,
getGroupingBlockName,
setGroupingBlockName,
getBlockType,
getBlockTypes,
getBlockSupport,
getBlockVariations,
getBlockBindingsSource,
hasBlockSupport,
isReusableBlock,
unstable__bootstrapServerSideBlockDefinitions, // eslint-disable-line camelcase
} from '../registration';
import { BLOCK_ICON_DEFAULT, DEPRECATED_ENTRY_KEYS } from '../constants';
import { omit } from '../utils';
import { store as blocksStore } from '../../store';
import { unlock } from '../../lock-unlock';
import { logged as warningLoggedSet } from '../../../../warning/src/utils';
const noop = () => {};
const pick = ( obj, keys ) =>
Object.fromEntries(
Object.entries( obj ).filter( ( [ key ] ) => keys.includes( key ) )
);
describe( 'blocks', () => {
const defaultBlockSettings = {
save: noop,
category: 'text',
title: 'block title',
};
afterEach( () => {
const registeredNames = Object.keys(
unlock( select( blocksStore ) ).getUnprocessedBlockTypes()
);
dispatch( blocksStore ).removeBlockTypes( registeredNames );
setFreeformContentHandlerName( undefined );
setUnregisteredTypeHandlerName( undefined );
setDefaultBlockName( undefined );
// Reset deprecation logging to ensure we properly track warnings.
for ( const key in logged ) {
delete logged[ key ];
}
warningLoggedSet.clear();
} );
describe( 'registerBlockType()', () => {
it( 'should reject numbers', () => {
const block = registerBlockType( 999 );
expect( console ).toHaveWarnedWith(
'Block names must be strings.'
);
expect( block ).toBeUndefined();
} );
it( 'should reject blocks without a namespace', () => {
const block = registerBlockType( 'doing-it-wrong' );
expect( console ).toHaveWarnedWith(
'Block names must contain a namespace prefix, include only lowercase alphanumeric characters or dashes, and start with a letter. Example: my-plugin/my-custom-block'
);
expect( block ).toBeUndefined();
} );
it( 'should reject blocks with too many namespaces', () => {
const block = registerBlockType( 'doing/it/wrong' );
expect( console ).toHaveWarnedWith(
'Block names must contain a namespace prefix, include only lowercase alphanumeric characters or dashes, and start with a letter. Example: my-plugin/my-custom-block'
);
expect( block ).toBeUndefined();
} );
it( 'should reject blocks with invalid characters', () => {
const block = registerBlockType( 'still/_doing_it_wrong' );
expect( console ).toHaveWarnedWith(
'Block names must contain a namespace prefix, include only lowercase alphanumeric characters or dashes, and start with a letter. Example: my-plugin/my-custom-block'
);
expect( block ).toBeUndefined();
} );
it( 'Should reject blocks with the block name itself as the only parent attribute value', () => {
const block = registerBlockType( 'core/test-block', {
...defaultBlockSettings,
parent: [ 'core/test-block' ],
} );
expect( console ).toHaveWarnedWith(
'Block "core/test-block" cannot be a parent of itself. Please remove the block name from the parent list.'
);
expect( block ).toBeUndefined();
} );
it( 'should reject blocks with uppercase characters', () => {
const block = registerBlockType( 'Core/Paragraph' );
expect( console ).toHaveWarnedWith(
'Block names must contain a namespace prefix, include only lowercase alphanumeric characters or dashes, and start with a letter. Example: my-plugin/my-custom-block'
);
expect( block ).toBeUndefined();
} );
it( 'should reject blocks not starting with a letter', () => {
const block = registerBlockType(
'my-plugin/4-fancy-block',
defaultBlockSettings
);
expect( console ).toHaveWarnedWith(
'Block names must contain a namespace prefix, include only lowercase alphanumeric characters or dashes, and start with a letter. Example: my-plugin/my-custom-block'
);
expect( block ).toBeUndefined();
} );
it( 'should accept valid block names', () => {
const block = registerBlockType(
'my-plugin/fancy-block-4',
defaultBlockSettings
);
expect( console ).not.toHaveWarned();
expect( block ).toEqual( {
name: 'my-plugin/fancy-block-4',
icon: { src: BLOCK_ICON_DEFAULT },
attributes: {},
providesContext: {},
usesContext: [],
keywords: [],
selectors: {},
supports: {},
styles: [],
variations: [],
blockHooks: {},
save: noop,
category: 'text',
title: 'block title',
} );
} );
it( 'should prohibit registering the same block twice', () => {
registerBlockType( 'core/test-block', defaultBlockSettings );
const block = registerBlockType(
'core/test-block',
defaultBlockSettings
);
expect( console ).toHaveWarnedWith(
'Block "core/test-block" is already registered.'
);
expect( block ).toBeUndefined();
} );
it( 'should reject blocks with invalid save function', () => {
const block = registerBlockType( 'my-plugin/fancy-block-5', {
...defaultBlockSettings,
attributes: {},
keywords: [],
save: 'invalid',
} );
expect( console ).toHaveWarnedWith(
'The "save" property must be a valid function.'
);
expect( block ).toBeUndefined();
} );
it( 'should reject blocks with an invalid edit function', () => {
const blockType = {
save: noop,
edit: {},
category: 'text',
title: 'block title',
},
block = registerBlockType(
'my-plugin/fancy-block-6',
blockType
);
expect( console ).toHaveWarnedWith(
'The "edit" property must be a valid component.'
);
expect( block ).toBeUndefined();
} );
it( 'should canonicalize legacy block category.', () => {
const blockType = {
save: noop,
category: 'common',
title: 'block title',
},
block = registerBlockType(
'my-plugin/fancy-block-9',
blockType
);
expect( block.category ).toBe( 'text' );
} );
it( 'should unset category of blocks with non registered category.', () => {
const blockType = {
save: noop,
category: 'custom-category-slug',
title: 'block title',
},
block = registerBlockType(
'my-plugin/fancy-block-9',
blockType
);
expect( console ).toHaveWarnedWith(
'The block "my-plugin/fancy-block-9" is registered with an invalid category "custom-category-slug".'
);
expect( block ).not.toBeUndefined();
expect( block.category ).toBeUndefined();
} );
it( 'should reject blocks without title', () => {
const blockType = {
settingName: 'settingValue',
save: noop,
category: 'text',
},
block = registerBlockType(
'my-plugin/fancy-block-9',
blockType
);
expect( console ).toHaveWarnedWith(
'The block "my-plugin/fancy-block-9" must have a title.'
);
expect( block ).toBeUndefined();
} );
it( 'should reject blocks with empty titles', () => {
const blockType = {
settingName: 'settingValue',
save: noop,
category: 'text',
title: '',
},
block = registerBlockType(
'my-plugin/fancy-block-10',
blockType
);
expect( console ).toHaveWarnedWith(
'The block "my-plugin/fancy-block-10" must have a title.'
);
expect( block ).toBeUndefined();
} );
it( 'should reject titles which are not strings', () => {
const blockType = {
settingName: 'settingValue',
save: noop,
category: 'text',
title: 12345,
},
block = registerBlockType(
'my-plugin/fancy-block-11',
blockType
);
expect( console ).toHaveWarnedWith(
'Block titles must be strings.'
);
expect( block ).toBeUndefined();
} );
it( 'should assign default settings', () => {
registerBlockType( 'core/test-block-with-defaults', {
title: 'block title',
category: 'text',
} );
expect( getBlockType( 'core/test-block-with-defaults' ) ).toEqual( {
name: 'core/test-block-with-defaults',
title: 'block title',
category: 'text',
icon: { src: BLOCK_ICON_DEFAULT },
attributes: {},
providesContext: {},
usesContext: [],
keywords: [],
selectors: {},
supports: {},
styles: [],
variations: [],
blockHooks: {},
save: expect.any( Function ),
} );
} );
it( 'should default to browser-initialized global attributes', () => {
const attributes = { ok: { type: 'boolean' } };
unstable__bootstrapServerSideBlockDefinitions( {
'core/test-block-with-attributes': { attributes },
} );
const blockType = {
settingName: 'settingValue',
save: noop,
category: 'text',
title: 'block title',
};
registerBlockType( 'core/test-block-with-attributes', blockType );
expect( getBlockType( 'core/test-block-with-attributes' ) ).toEqual(
{
name: 'core/test-block-with-attributes',
settingName: 'settingValue',
save: noop,
category: 'text',
title: 'block title',
icon: { src: BLOCK_ICON_DEFAULT },
attributes: {
ok: {
type: 'boolean',
},
},
providesContext: {},
usesContext: [],
keywords: [],
selectors: {},
supports: {},
styles: [],
variations: [],
blockHooks: {},
}
);
} );
it( 'should skip null values returned from the server', () => {
const blockName = 'core/test-block-with-null-server-values';
unstable__bootstrapServerSideBlockDefinitions( {
[ blockName ]: {
icon: null,
category: null,
parent: null,
attributes: null,
example: null,
},
} );
const blockType = {
title: 'block title',
};
registerBlockType( blockName, blockType );
expect( getBlockType( blockName ) ).toEqual( {
name: blockName,
save: expect.any( Function ),
title: 'block title',
icon: { src: BLOCK_ICON_DEFAULT },
attributes: {},
providesContext: {},
usesContext: [],
keywords: [],
selectors: {},
supports: {},
styles: [],
variations: [],
blockHooks: {},
} );
} );
it( 'should map incompatible keys returned from the server', () => {
const blockName = 'core/test-block-with-incompatible-keys';
unstable__bootstrapServerSideBlockDefinitions( {
[ blockName ]: {
api_version: 3,
provides_context: {
fontSize: 'fontSize',
},
uses_context: [ 'textColor' ],
block_hooks: {
'tests/my-block': 'after',
},
},
} );
const blockType = {
title: 'block title',
};
registerBlockType( blockName, blockType );
expect( getBlockType( blockName ) ).toEqual( {
apiVersion: 3,
name: blockName,
save: expect.any( Function ),
title: 'block title',
icon: { src: BLOCK_ICON_DEFAULT },
attributes: {},
providesContext: {
fontSize: 'fontSize',
},
usesContext: [ 'textColor' ],
keywords: [],
selectors: {},
supports: {},
styles: [],
variations: [],
blockHooks: {
'tests/my-block': 'after',
},
} );
} );
it( 'should merge settings provided by server and client', () => {
const blockName = 'core/test-block-with-merged-settings';
unstable__bootstrapServerSideBlockDefinitions( {
[ blockName ]: {
variations: [
{ name: 'foo', label: 'Foo' },
{ name: 'baz', label: 'Baz', description: 'Testing' },
],
},
} );
const blockType = {
title: 'block settings merge',
variations: [
{ name: 'bar', label: 'Bar' },
{ name: 'baz', label: 'Baz', icon: 'layout' },
],
};
registerBlockType( blockName, blockType );
expect( getBlockType( blockName ) ).toEqual( {
name: blockName,
save: expect.any( Function ),
title: 'block settings merge',
icon: { src: BLOCK_ICON_DEFAULT },
attributes: {},
providesContext: {},
usesContext: [],
keywords: [],
selectors: {},
supports: {},
styles: [],
variations: [
{ name: 'foo', label: 'Foo' },
{
description: 'Testing',
name: 'baz',
label: 'Baz',
icon: 'layout',
},
{ name: 'bar', label: 'Bar' },
],
blockHooks: {},
} );
} );
// This test can be removed once the polyfill for blockHooks gets removed.
it( 'should polyfill blockHooks using metadata on the client when not set on the server', () => {
const blockName = 'tests/hooked-block';
unstable__bootstrapServerSideBlockDefinitions( {
[ blockName ]: {
category: 'widgets',
},
} );
const blockType = {
title: 'block title',
};
registerBlockType(
{
name: blockName,
blockHooks: {
'tests/block': 'firstChild',
},
category: 'ignored',
},
blockType
);
expect( getBlockType( blockName ) ).toEqual( {
name: blockName,
save: expect.any( Function ),
title: 'block title',
category: 'widgets',
icon: { src: BLOCK_ICON_DEFAULT },
attributes: {},
providesContext: {},
usesContext: [],
keywords: [],
selectors: {},
supports: {},
styles: [],
variations: [],
blockHooks: {
'tests/block': 'firstChild',
},
} );
} );
it( 'should validate the icon', () => {
const blockType = {
save: noop,
category: 'text',
title: 'block title',
icon: { chicken: 'ribs' },
};
const block = registerBlockType(
'core/test-block-icon-normalize-element',
blockType
);
expect( console ).toHaveWarned();
expect( block ).toBeUndefined();
} );
it( 'should normalize the icon containing an element', () => {
const blockType = {
save: noop,
category: 'text',
title: 'block title',
icon: (
<svg width="20" height="20" viewBox="0 0 20 20">
<circle
cx="10"
cy="10"
r="10"
fill="red"
stroke="blue"
strokeWidth="10"
/>
</svg>
),
};
registerBlockType(
'core/test-block-icon-normalize-element',
blockType
);
expect(
getBlockType( 'core/test-block-icon-normalize-element' )
).toEqual( {
name: 'core/test-block-icon-normalize-element',
save: noop,
category: 'text',
title: 'block title',
icon: {
src: (
<svg width="20" height="20" viewBox="0 0 20 20">
<circle
cx="10"
cy="10"
r="10"
fill="red"
stroke="blue"
strokeWidth="10"
/>
</svg>
),
},
attributes: {},
providesContext: {},
usesContext: [],
keywords: [],
selectors: {},
supports: {},
styles: [],
variations: [],
blockHooks: {},
} );
} );
it( 'should normalize the icon containing a string', () => {
const blockType = {
save: noop,
category: 'text',
title: 'block title',
icon: 'foo',
};
registerBlockType(
'core/test-block-icon-normalize-string',
blockType
);
expect(
getBlockType( 'core/test-block-icon-normalize-string' )
).toEqual( {
name: 'core/test-block-icon-normalize-string',
save: noop,
category: 'text',
title: 'block title',
icon: {
src: 'foo',
},
attributes: {},
providesContext: {},
usesContext: [],
keywords: [],
selectors: {},
supports: {},
styles: [],
variations: [],
blockHooks: {},
} );
} );
it( 'should normalize the icon containing a function', () => {
const MyTestIcon = () => {
return (
<svg width="20" height="20" viewBox="0 0 20 20">
<circle
cx="10"
cy="10"
r="10"
fill="red"
stroke="blue"
strokeWidth="10"
/>
</svg>
);
};
const blockType = {
save: noop,
category: 'text',
title: 'block title',
icon: MyTestIcon,
};
registerBlockType(
'core/test-block-icon-normalize-function',
blockType
);
expect(
getBlockType( 'core/test-block-icon-normalize-function' )
).toEqual( {
name: 'core/test-block-icon-normalize-function',
save: noop,
category: 'text',
title: 'block title',
icon: {
src: MyTestIcon,
},
attributes: {},
providesContext: {},
usesContext: [],
keywords: [],
selectors: {},
supports: {},
styles: [],
variations: [],
blockHooks: {},
} );
} );
it( 'should correctly register an icon with background and a custom svg', () => {
const blockType = {
save: noop,
category: 'text',
title: 'block title',
icon: {
background: '#f00',
src: (
<svg width="20" height="20" viewBox="0 0 20 20">
<circle
cx="10"
cy="10"
r="10"
fill="red"
stroke="blue"
strokeWidth="10"
/>
</svg>
),
},
};
registerBlockType(
'core/test-block-icon-normalize-background',
blockType
);
expect(
getBlockType( 'core/test-block-icon-normalize-background' )
).toEqual( {
name: 'core/test-block-icon-normalize-background',
save: noop,
category: 'text',
title: 'block title',
icon: {
background: '#f00',
foreground: '#191e23',
shadowColor: 'rgba(255, 0, 0, 0.3)',
src: (
<svg width="20" height="20" viewBox="0 0 20 20">
<circle
cx="10"
cy="10"
r="10"
fill="red"
stroke="blue"
strokeWidth="10"
/>
</svg>
),
},
attributes: {},
providesContext: {},
usesContext: [],
keywords: [],
selectors: {},
supports: {},
styles: [],
variations: [],
blockHooks: {},
} );
} );
it( 'should store a copy of block type', () => {
const blockType = {
settingName: 'settingValue',
save: noop,
category: 'text',
title: 'block title',
};
registerBlockType( 'core/test-block-with-settings', blockType );
blockType.mutated = true;
expect( getBlockType( 'core/test-block-with-settings' ) ).toEqual( {
name: 'core/test-block-with-settings',
settingName: 'settingValue',
save: noop,
category: 'text',
title: 'block title',
icon: { src: BLOCK_ICON_DEFAULT },
attributes: {},
providesContext: {},
usesContext: [],
keywords: [],
selectors: {},
supports: {},
styles: [],
variations: [],
blockHooks: {},
} );
} );
it( 'should transform parent string to array', () => {
const blockType = {
save: noop,
category: 'text',
title: 'block title',
parent: 'core/paragraph',
};
const block = registerBlockType(
'core/test-block-parent-string',
blockType
);
expect( console ).toHaveWarnedWith(
'Parent must be undefined or an array of strings (block types), but it is a string.'
);
expect( block ).toEqual( {
name: 'core/test-block-parent-string',
save: noop,
category: 'text',
title: 'block title',
icon: { src: BLOCK_ICON_DEFAULT },
attributes: {},
providesContext: {},
usesContext: [],
keywords: [],
selectors: {},
supports: {},
styles: [],
variations: [],
blockHooks: {},
parent: [ 'core/paragraph' ],
} );
} );
describe( 'applyFilters', () => {
afterEach( () => {
removeAllFilters( 'blocks.registerBlockType' );
} );
it( 'should reject valid blocks when they become invalid after executing filter', () => {
addFilter(
'blocks.registerBlockType',
'core/blocks/without-title',
( settings ) => {
return {
...settings,
title: '',
};
}
);
const block = registerBlockType(
'my-plugin/fancy-block-12',
defaultBlockSettings
);
expect( console ).toHaveWarnedWith(
'The block "my-plugin/fancy-block-12" must have a title.'
);
expect( block ).toBeUndefined();
} );
it( 'should reject blocks which become invalid after executing filter which does not return a plain object', () => {
addFilter(
'blocks.registerBlockType',
'core/blocks/without-save',
( settings ) => {
return [ settings ];
}
);
const block = registerBlockType(
'my-plugin/fancy-block-13',
defaultBlockSettings
);
expect( console ).toHaveWarnedWith(
'Block settings must be a valid object.'
);
expect( block ).toBeUndefined();
} );
it( 'should apply the blocks.registerBlockType filter to each of the deprecated settings as well as the main block settings', () => {
const name = 'my-plugin/fancy-block-13';
const blockSettingsWithDeprecations = {
...defaultBlockSettings,
deprecated: [
{
save() {
return 1;
},
},
{
save() {
return 2;
},
},
],
};
let i = 0;
addFilter(
'blocks.registerBlockType',
'core/blocks/without-title',
( settings ) => {
// Verify that for deprecations, the filter is called with a merge of pre-filter
// settings with deprecation keys omitted and the deprecation entry.
if ( i > 0 ) {
// eslint-disable-next-line jest/no-conditional-expect
expect( settings ).toEqual( {
...omit(
{
name,
icon: BLOCK_ICON_DEFAULT,
attributes: {},
providesContext: {},
usesContext: [],
keywords: [],
selectors: {},
supports: {},
styles: [],
variations: [],
blockHooks: {},
save: () => null,
...blockSettingsWithDeprecations,
},
DEPRECATED_ENTRY_KEYS
),
...blockSettingsWithDeprecations.deprecated[
i - 1
],
} );
}
i++;
return {
...settings,
attributes: {
...settings.attributes,
id: {
type: 'string',
},
},
};
}
);
const block = registerBlockType(
name,
blockSettingsWithDeprecations
);
expect( block.attributes.id ).toEqual( { type: 'string' } );
block.deprecated.forEach( ( deprecation ) => {
expect( deprecation.attributes.id ).toEqual( {
type: 'string',
} );
// Verify that the deprecation's keys are a subset of deprecation keys.
expect( deprecation ).toEqual(
pick( deprecation, DEPRECATED_ENTRY_KEYS )
);
} );
} );
it( 'should update block attributes separately for each block when they use a default set', () => {
addFilter(
'blocks.registerBlockType',
'core/blocks/shared-defaults',
( settings, name ) => {
if ( name === 'my-plugin/test-block-1' ) {
settings.attributes.newlyAddedAttribute = {
type: String,
};
}
return settings;
}
);
const block1 = registerBlockType(
'my-plugin/test-block-1',
defaultBlockSettings
);
const block2 = registerBlockType(
'my-plugin/test-block-2',
defaultBlockSettings
);
// Only attributes of block1 are supposed to be edited by the filter thus it must differ from block2.
expect( block1.attributes ).not.toEqual( block2.attributes );
} );
it( 'should allow non-string descriptions at registration but warn for undesired usage.', () => {
const newDescription = <p>foo bar</p>;
const block = registerBlockType( 'my-plugin/test-block-1', {
...defaultBlockSettings,
description: newDescription,
} );
expect( block.description ).toBe( newDescription );
expect( console ).toHaveWarnedWith(
'Declaring non-string block descriptions is deprecated since version 6.2.'
);
} );
it( 'should allow non-string descriptions through `blocks.registerBlockType` filter but warn for undesired usage.', () => {
const newDescription = <p>foo bar</p>;
addFilter(
'blocks.registerBlockType',
'core/blocks/non-string-description',
( settings ) => {
settings.description = newDescription;
return settings;
}
);
const block = registerBlockType(
'my-plugin/test-block-2',
defaultBlockSettings
);
expect( block.description ).toBe( newDescription );
expect( console ).toHaveWarnedWith(
'Declaring non-string block descriptions is deprecated since version 6.2.'
);
} );
it( 're-applies block filters', () => {
// register block
registerBlockType( 'test/block', defaultBlockSettings );
// register a filter after registering a block
addFilter(
'blocks.registerBlockType',
'core/blocks/reapply',
( settings ) => ( {
...settings,
title: settings.title + ' filtered',
} )
);
// check that block type has unfiltered values
expect( getBlockType( 'test/block' ).title ).toBe(
'block title'
);
// reapply the block filters
dispatch( blocksStore ).reapplyBlockTypeFilters();
// check that block type has filtered values
expect( getBlockType( 'test/block' ).title ).toBe(
'block title filtered'
);
} );
} );
test( 'registers block from metadata', () => {
const Edit = () => 'test';
const block = registerBlockType(
{
name: 'test/block-from-metadata',
title: 'Block from metadata',
category: 'text',
icon: 'palmtree',