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63ff16843c
* [overleaf-editor-core] Introduce ScanOp and subclasses * [overleaf-editor-core] Remove unused methods * [overleaf-editor-core] Add tests for ScanOps * [overleaf-editor-core] Simplify merge * [overleaf-editor-core] Make ApplyContexts mutable * [overleaf-editor-core] Remove unnecessary containsNonBmpChars check * [overleaf-editor-core] Revert to using reduce * [overleaf-editor-core] Modify inputCursor after using it * [overleaf-editor-core] Rename DeleteOp to RemoveOp * [overleaf-editor-core] Remove useless constructor * [overleaf-editor-core] Mutate in mergeWith * [overleaf-editor-core] Add check for out-of-bounds retain * [overleaf-editor-core] Move error import GitOrigin-RevId: d07bd58177579638551257d56f087e8967e5b52f
55 lines
1.9 KiB
JavaScript
55 lines
1.9 KiB
JavaScript
const { expect } = require('chai')
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const EditOperationBuilder = require('../lib/operation/edit_operation_builder')
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const TextOperation = require('../lib/operation/text_operation')
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const EditOperationTransformer = require('../lib/operation/edit_operation_transformer')
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const EditOperation = require('../lib/operation/edit_operation')
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const randomTextOperation = require('./support/random_text_operation')
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const random = require('./support/random')
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describe('EditOperation', function () {
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it('Cannot be instantiated', function () {
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expect(() => new EditOperation()).to.throw(
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'Cannot instantiate abstract class'
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)
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})
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})
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describe('EditOperationTransformer', function () {
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it('Transforms two TextOperations', function () {
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const a = new TextOperation().insert('foo')
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const b = new TextOperation().insert('bar')
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const [aPrime, bPrime] = EditOperationTransformer.transform(a, b)
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expect(aPrime).to.be.an.instanceof(TextOperation)
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expect(bPrime).to.be.an.instanceof(TextOperation)
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})
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})
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describe('EditOperationBuilder', function () {
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it('Constructs TextOperation from JSON', function () {
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const raw = {
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textOperation: [1, 'foo', 3],
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}
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const op = EditOperationBuilder.fromJSON(raw)
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expect(op).to.be.an.instanceof(TextOperation)
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expect(op.toJSON()).to.deep.equal(raw)
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})
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it('Throws error for unsupported operation', function () {
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const raw = {
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unsupportedOperation: {
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op: 'foo',
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},
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}
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expect(() => EditOperationBuilder.fromJSON(raw)).to.throw(
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'Unsupported operation in EditOperationBuilder.fromJSON'
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)
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})
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it('Constructs TextOperation from JSON (randomised)', function () {
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const str = random.string(50)
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const randomOperation = randomTextOperation(str)
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const op = EditOperationBuilder.fromJSON(randomOperation.toJSON())
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expect(op).to.be.an.instanceof(TextOperation)
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expect(op.equals(randomOperation)).to.be.true
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})
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})
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