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import type {Model} from '../../../json-crdt/model';
import type {SchemaToJsonNode} from '../../../json-crdt/schema/types';
import {ModelWithExt, ext} from '../../ModelWithExt';
export type Schema = ReturnType<typeof schema>;
export type Kit = ReturnType<typeof setupKit>;
const schema = (text: string) =>
s.obj({
text: ext.peritext.new(text),
});
export const setupKit = (
initialText: string = '',
edits: (model: Model<SchemaToJsonNode<Schema>>) => void = () => {},
sid?: number,
) => {
const model = ModelWithExt.create(schema(initialText), sid);
edits(model);
const api = model.api;
const peritextApi = model.s.text.toExt();
const peritext = peritextApi.txt;
const editor = peritextApi.editor;
return {
schema,
model,
api,
peritextApi,
peritext,
editor,
};
};
export const setupHelloWorldKit = (): Kit => {
return setupKit('', (model) => {
const str = model.s.text.toExt().text();
str.ins(0, 'hello world');
Iif (str.view() !== 'hello world') throw new Error('Invalid text');
});
};
export const setupHelloWorldWithFewEditsKit = (): Kit => {
return setupKit('', (model) => {
const str = model.s.text.toExt().text();
str.ins(0, 'wworld');
str.ins(0, 'helo ');
str.ins(2, 'l');
str.del(7, 1);
Iif (str.view() !== 'hello world') throw new Error('Invalid text');
});
};
/**
* Creates a Peritext instance with text "0123456789", no edits.
*/
export const setupNumbersKit = (): Kit => {
return setupKit('', (model) => {
const str = model.s.text.toExt().text();
str.ins(0, '0123456789');
Iif (str.view() !== '0123456789') throw new Error('Invalid text: ' + str.view());
});
};
/**
* Creates a Peritext instance with text "0123456789", with single-char and
* block-wise chunks, as well as with plenty of tombstones.
*/
export const setupNumbersWithTombstonesKit = (sid?: number): Kit => {
return setupKit(
'1234',
(model) => {
const str = model.s.text.toExt().text();
str.ins(0, '234');
str.ins(1, '234');
str.ins(2, '345');
str.ins(3, '456');
str.ins(4, '567');
str.ins(5, '678');
str.ins(6, '789');
str.del(7, 1);
str.del(8, 1);
str.ins(0, '0');
str.del(1, 4);
str.del(2, 1);
str.ins(1, '1');
str.del(0, 1);
str.ins(0, '0');
str.ins(2, '234');
str.del(4, 7);
str.del(4, 2);
str.del(7, 3);
str.ins(6, '6789');
str.del(7, 2);
str.ins(7, '78');
str.del(10, 2);
str.del(2, 3);
str.ins(2, 'x234');
str.del(2, 1);
str.del(10, 3);
Iif (str.view() !== '0123456789') throw new Error('Invalid text: ' + str.view());
},
sid,
);
};
/**
* Creates a Peritext instance with text "0123456789", two RGA chunks.
*/
export const setupNumbersWithTwoChunksKit = (): Kit => {
return setupKit('', (model) => {
const str = model.s.text.toExt().text();
str.ins(0, '56789');
str.ins(0, '01234');
Iif (str.view() !== '0123456789') throw new Error('Invalid text: ' + str.view());
});
};
/**
* Creates a Peritext instance with text "0123456789", with RGA chunks split.
*/
export const setupNumbersWithRgaSplitKit = (): Kit => {
return setupKit('', (model) => {
const str = model.s.text.toExt().text();
str.ins(0, '012389');
str.ins(4, '4567');
Iif (str.view() !== '0123456789') throw new Error('Invalid text: ' + str.view());
});
};
/**
* Creates a Peritext instance with text "0123456789", with multiple chunks and deletes.
*/
export const setupNumbersWithMultipleChunksAndDeletesKit = (): Kit => {
return setupKit('', (model) => {
const str = model.s.text.toExt().text();
str.ins(0, '0');
str.ins(1, '1');
str.ins(2, '2xyz3');
str.del(3, 3);
str.ins(4, '4589');
str.ins(6, '67');
str.ins(8, 'cool worlds');
str.del(8, 11);
Iif (str.view() !== '0123456789') throw new Error('Invalid text: ' + str.view());
});
};
export const runNumbersKitTestSuite = (runTestSuite: (getKit: () => Kit) => void) => {
describe('numbers "0123456789", no edits', () => {
runTestSuite(setupNumbersKit);
});
describe('numbers "0123456789", with default schema and tombstones', () => {
runTestSuite(setupNumbersWithTombstonesKit);
});
describe('numbers "0123456789", two RGA chunks', () => {
runTestSuite(setupNumbersWithTwoChunksKit);
});
describe('numbers "0123456789", with RGA split', () => {
runTestSuite(setupNumbersWithRgaSplitKit);
});
describe('numbers "0123456789", with multiple deletes', () => {
runTestSuite(setupNumbersWithMultipleChunksAndDeletesKit);
});
};
/**
* Creates a Peritext instance with text "abcdefghijklmnopqrstuvwxyz", no edits.
*/
export const setupAlphabetKit = (): Kit => {
return setupKit('', (model) => {
const str = model.s.text.toExt().text();
str.ins(0, 'abcdefghijklmnopqrstuvwxyz');
Iif (str.view() !== 'abcdefghijklmnopqrstuvwxyz') throw new Error('Invalid text: ' + str.view());
});
};
/**
* Creates a Peritext instance with text "abcdefghijklmnopqrstuvwxyz", two text chunks.
*/
export const setupAlphabetWithTwoChunksKit = (): Kit => {
return setupKit('', (model) => {
const str = model.s.text.toExt().text();
str.ins(0, 'lmnopqrstuvwxyz');
str.ins(0, 'abcdefghijk');
Iif (str.view() !== 'abcdefghijklmnopqrstuvwxyz') throw new Error('Invalid text: ' + str.view());
});
};
/**
* Creates a Peritext instance with text "abcdefghijklmnopqrstuvwxyz", with RGA chunks split.
*/
export const setupAlphabetChunkSplitKit = (): Kit => {
return setupKit('', (model) => {
const str = model.s.text.toExt().text();
str.ins(0, 'lmnwxyz');
str.ins(3, 'opqrstuv');
str.ins(0, 'abcdefghijk');
Iif (str.view() !== 'abcdefghijklmnopqrstuvwxyz') throw new Error('Invalid text: ' + str.view());
});
};
/**
* Creates a Peritext instance with text "abcdefghijklmnopqrstuvwxyz", with RGA deletes.
*/
export const setupAlphabetWithDeletesKit = (): Kit => {
return setupKit('', (model) => {
const str = model.s.text.toExt().text();
str.ins(0, 'lmXXXnwYxyz');
str.del(2, 3);
str.ins(3, 'opqrstuv');
str.del(12, 1);
str.ins(0, 'ab1c3defghijk4444');
str.del(2, 1);
str.del(3, 1);
str.del(11, 4);
Iif (str.view() !== 'abcdefghijklmnopqrstuvwxyz') throw new Error('Invalid text: ' + str.view());
});
};
/**
* Creates a Peritext instance with text "abcdefghijklmnopqrstuvwxyz" written in
* reverse.
*/
export const setupAlphabetWrittenInReverse = (): Kit => {
return setupKit('', (model) => {
const str = model.s.text.toExt().text();
str.ins(0, 'z');
str.ins(0, 'y');
str.ins(0, 'x');
str.ins(0, 'w');
str.ins(0, 'v');
str.ins(0, 'u');
str.ins(0, 't');
str.ins(0, 's');
str.ins(0, 'r');
str.ins(0, 'q');
str.ins(0, 'p');
str.ins(0, 'o');
str.ins(0, 'n');
str.ins(0, 'm');
str.ins(0, 'l');
str.ins(0, 'k');
str.ins(0, 'j');
str.ins(0, 'i');
str.ins(0, 'h');
str.ins(0, 'g');
str.ins(0, 'f');
str.ins(0, 'e');
str.ins(0, 'd');
str.ins(0, 'c');
str.ins(0, 'b');
str.ins(0, 'a');
Iif (str.view() !== 'abcdefghijklmnopqrstuvwxyz') throw new Error('Invalid text: ' + str.view());
});
};
/**
* Creates a Peritext instance with text "abcdefghijklmnopqrstuvwxyz" written in
* reverse and contains deletes.
*/
export const setupAlphabetWrittenInReverseWithDeletes = (): Kit => {
const kit = setupAlphabetWrittenInReverse();
const str = kit.model.s.text.toExt().text();
str.ins(0, '123');
str.del(0, 3);
str.ins(3, '1');
str.del(3, 1);
str.del(2, 2);
str.ins(2, 'cd');
str.del(3, 5);
str.ins(3, 'defgh');
str.del(7, 8);
str.ins(7, 'hijklmno');
Iif (str.view() !== 'abcdefghijklmnopqrstuvwxyz') throw new Error('Invalid text: ' + str.view());
return kit;
};
export const runAlphabetKitTestSuite = (runTestSuite: (getKit: () => Kit) => void) => {
describe('basic alphabet', () => {
runTestSuite(setupAlphabetKit);
});
describe('alphabet with two chunks', () => {
runTestSuite(setupAlphabetWithTwoChunksKit);
});
describe('alphabet with chunk split', () => {
runTestSuite(setupAlphabetChunkSplitKit);
});
describe('alphabet with deletes', () => {
runTestSuite(setupAlphabetWithDeletesKit);
});
describe('alphabet written in reverse', () => {
runTestSuite(setupAlphabetWrittenInReverse);
});
describe('alphabet written in reverse with deletes', () => {
runTestSuite(setupAlphabetWrittenInReverseWithDeletes);
});
};
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