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import type {ApplyPatch} from '../../types';
export const testStrDelOp = (applyPatch: ApplyPatch) => {
describe('str_del', () => {
describe('root', () => {
test('can remove characters', () => {
const operation: OperationStrDel = {
op: 'str_del',
path: '',
pos: 5,
len: 6,
};
const result = applyPatch('hello world!', [operation], {mutate: true}).doc;
expect(result).toEqual('hello!');
});
test('can remove characters by value', () => {
const operation: OperationStrDel = {
op: 'str_del',
path: '',
pos: 0,
str: 'hello ',
};
const result = applyPatch('hello world!', [operation], {mutate: true}).doc;
expect(result).toEqual('world!');
});
test('length can be arbitrary long', () => {
const operation: OperationStrDel = {
op: 'str_del',
path: '',
pos: 3,
len: 999999,
};
const result = applyPatch('1234567890', [operation], {mutate: true}).doc;
expect(result).toEqual('123');
});
test('pos=1 leaves only first character', () => {
const operation: OperationStrDel = {
op: 'str_del',
path: '',
pos: 1,
len: 999999,
};
const result = applyPatch('1', [operation], {mutate: true}).doc;
expect(result).toEqual('1');
});
});
describe('object', () => {
test('can remove last character', () => {
const operation: OperationStrDel = {
op: 'str_del',
path: '/foo',
pos: 2,
len: 1,
};
const result = applyPatch({foo: 'abc'}, [operation], {mutate: true}).doc;
expect(result).toEqual({foo: 'ab'});
});
test('can remove middle character', () => {
const operation: OperationStrDel = {
op: 'str_del',
path: '/foo',
pos: 1,
len: 1,
};
const result = applyPatch({foo: 'abc'}, [operation], {mutate: true}).doc;
expect(result).toEqual({foo: 'ac'});
});
test('can remove middle character by value', () => {
const operation: OperationStrDel = {
op: 'str_del',
path: '/foo',
pos: 1,
str: 'b',
};
const result = applyPatch({foo: 'abc'}, [operation], {mutate: true}).doc;
expect(result).toEqual({foo: 'ac'});
});
test('can remove first character', () => {
const operation: OperationStrDel = {
op: 'str_del',
path: '/foo',
pos: 0,
len: 1,
};
const result = applyPatch({foo: 'abc'}, [operation], {mutate: true}).doc;
expect(result).toEqual({foo: 'bc'});
});
});
describe('array', () => {
test('can remove last character', () => {
const operation: OperationStrDel = {
op: 'str_del',
path: '/0',
pos: 2,
len: 1,
};
const result = applyPatch(['abc'], [operation], {mutate: true}).doc;
expect(result).toEqual(['ab']);
});
test('can remove middle character', () => {
const operation: OperationStrDel = {
op: 'str_del',
path: '/1',
pos: 1,
len: 1,
};
const result = applyPatch([1, 'abc'], [operation], {mutate: true}).doc;
expect(result).toEqual([1, 'ac']);
});
test('can remove first character', () => {
const operation: OperationStrDel = {
op: 'str_del',
path: '/0',
pos: 0,
len: 1,
};
const result = applyPatch(['abc', true], [operation], {mutate: true}).doc;
expect(result).toEqual(['bc', true]);
});
});
});
};
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