206 lines
8.3 KiB
JavaScript
206 lines
8.3 KiB
JavaScript
|
/*
|
||
|
|
Copyright 2019 The Matrix.org Foundation C.I.C.
|
||
|
|
|
||
|
|
Licensed under the Apache License, Version 2.0 (the "License");
|
||
|
|
you may not use this file except in compliance with the License.
|
||
|
|
You may obtain a copy of the License at
|
||
|
|
|
||
|
|
http://www.apache.org/licenses/LICENSE-2.0
|
||
|
|
|
||
|
|
Unless required by applicable law or agreed to in writing, software
|
||
|
|
distributed under the License is distributed on an "AS IS" BASIS,
|
||
|
|
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
||
|
|
See the License for the specific language governing permissions and
|
||
|
|
limitations under the License.
|
||
|
|
*/
|
||
|
|
|
||
|
|
import expect from 'expect';
|
||
|
|
import {getLineAndNodePosition} from "../../src/editor/caret";
|
||
|
|
import EditorModel from "../../src/editor/model";
|
||
|
|
import {createPartCreator} from "./mock";
|
||
|
|
|
||
|
|
describe('editor/caret: DOM position for caret', function() {
|
||
|
|
describe('basic text handling', function() {
|
||
|
|
it('at end of single line', function() {
|
||
|
|
const pc = createPartCreator();
|
||
|
|
const model = new EditorModel([
|
||
|
|
pc.plain("hello"),
|
||
|
|
]);
|
||
|
|
const {offset, lineIndex, nodeIndex} =
|
||
|
|
getLineAndNodePosition(model, {index: 0, offset: 5});
|
||
|
|
expect(lineIndex).toBe(0);
|
||
|
|
expect(nodeIndex).toBe(0);
|
||
|
|
expect(offset).toBe(5);
|
||
|
|
});
|
||
|
|
it('at start of single line', function() {
|
||
|
|
const pc = createPartCreator();
|
||
|
|
const model = new EditorModel([
|
||
|
|
pc.plain("hello"),
|
||
|
|
]);
|
||
|
|
const {offset, lineIndex, nodeIndex} =
|
||
|
|
getLineAndNodePosition(model, {index: 0, offset: 0});
|
||
|
|
expect(lineIndex).toBe(0);
|
||
|
|
expect(nodeIndex).toBe(0);
|
||
|
|
expect(offset).toBe(0);
|
||
|
|
});
|
||
|
|
it('at middle of single line', function() {
|
||
|
|
const pc = createPartCreator();
|
||
|
|
const model = new EditorModel([
|
||
|
|
pc.plain("hello"),
|
||
|
|
]);
|
||
|
|
const {offset, lineIndex, nodeIndex} =
|
||
|
|
getLineAndNodePosition(model, {index: 0, offset: 2});
|
||
|
|
expect(lineIndex).toBe(0);
|
||
|
|
expect(nodeIndex).toBe(0);
|
||
|
|
expect(offset).toBe(2);
|
||
|
|
});
|
||
|
|
});
|
||
|
|
describe('handling line breaks', function() {
|
||
|
|
it('at end of last line', function() {
|
||
|
|
const pc = createPartCreator();
|
||
|
|
const model = new EditorModel([
|
||
|
|
pc.plain("hello"),
|
||
|
|
pc.newline(),
|
||
|
|
pc.plain("world"),
|
||
|
|
]);
|
||
|
|
const {offset, lineIndex, nodeIndex} =
|
||
|
|
getLineAndNodePosition(model, {index: 2, offset: 5});
|
||
|
|
expect(lineIndex).toBe(1);
|
||
|
|
expect(nodeIndex).toBe(0);
|
||
|
|
expect(offset).toBe(5);
|
||
|
|
});
|
||
|
|
it('at start of last line', function() {
|
||
|
|
const pc = createPartCreator();
|
||
|
|
const model = new EditorModel([
|
||
|
|
pc.plain("hello"),
|
||
|
|
pc.newline(),
|
||
|
|
pc.plain("world"),
|
||
|
|
]);
|
||
|
|
const {offset, lineIndex, nodeIndex} =
|
||
|
|
getLineAndNodePosition(model, {index: 2, offset: 0});
|
||
|
|
expect(lineIndex).toBe(1);
|
||
|
|
expect(nodeIndex).toBe(0);
|
||
|
|
expect(offset).toBe(0);
|
||
|
|
});
|
||
|
|
it('in empty line', function() {
|
||
|
|
const pc = createPartCreator();
|
||
|
|
const model = new EditorModel([
|
||
|
|
pc.plain("hello"),
|
||
|
|
pc.newline(),
|
||
|
|
pc.newline(),
|
||
|
|
pc.plain("world"),
|
||
|
|
]);
|
||
|
|
const {offset, lineIndex, nodeIndex} =
|
||
|
|
getLineAndNodePosition(model, {index: 1, offset: 1});
|
||
|
|
expect(lineIndex).toBe(1);
|
||
|
|
expect(nodeIndex).toBe(-1);
|
||
|
|
expect(offset).toBe(0);
|
||
|
|
});
|
||
|
|
it('after empty line', function() {
|
||
|
|
const pc = createPartCreator();
|
||
|
|
const model = new EditorModel([
|
||
|
|
pc.plain("hello"),
|
||
|
|
pc.newline(),
|
||
|
|
pc.newline(),
|
||
|
|
pc.plain("world"),
|
||
|
|
]);
|
||
|
|
const {offset, lineIndex, nodeIndex} =
|
||
|
|
getLineAndNodePosition(model, {index: 3, offset: 0});
|
||
|
|
expect(lineIndex).toBe(2);
|
||
|
|
expect(nodeIndex).toBe(0);
|
||
|
|
expect(offset).toBe(0);
|
||
|
|
});
|
||
|
|
});
|
||
|
|
describe('handling non-editable parts and caret nodes', function() {
|
||
|
|
it('at start of non-editable part (with plain text around)', function() {
|
||
|
|
const pc = createPartCreator();
|
||
|
|
const model = new EditorModel([
|
||
|
|
pc.plain("hello"),
|
||
|
|
pc.userPill("Alice", "@alice:hs.tld"),
|
||
|
|
pc.plain("!"),
|
||
|
|
]);
|
||
|
|
const {offset, lineIndex, nodeIndex} =
|
||
|
|
getLineAndNodePosition(model, {index: 1, offset: 0});
|
||
|
|
expect(lineIndex).toBe(0);
|
||
|
|
expect(nodeIndex).toBe(0);
|
||
|
|
expect(offset).toBe(5);
|
||
|
|
});
|
||
|
|
it('in middle of non-editable part (with plain text around)', function() {
|
||
|
|
const pc = createPartCreator();
|
||
|
|
const model = new EditorModel([
|
||
|
|
pc.plain("hello"),
|
||
|
|
pc.userPill("Alice", "@alice:hs.tld"),
|
||
|
|
pc.plain("!"),
|
||
|
|
]);
|
||
|
|
const {offset, lineIndex, nodeIndex} =
|
||
|
|
getLineAndNodePosition(model, {index: 1, offset: 2});
|
||
|
|
expect(lineIndex).toBe(0);
|
||
|
|
expect(nodeIndex).toBe(2);
|
||
|
|
expect(offset).toBe(0);
|
||
|
|
});
|
||
|
|
it('at start of non-editable part (without plain text around)', function() {
|
||
|
|
const pc = createPartCreator();
|
||
|
|
const model = new EditorModel([
|
||
|
|
pc.userPill("Alice", "@alice:hs.tld"),
|
||
|
|
]);
|
||
|
|
const {offset, lineIndex, nodeIndex} =
|
||
|
|
getLineAndNodePosition(model, {index: 0, offset: 0});
|
||
|
|
expect(lineIndex).toBe(0);
|
||
|
|
//presumed nodes on line are (caret, pill, caret)
|
||
|
|
expect(nodeIndex).toBe(0);
|
||
|
|
expect(offset).toBe(0);
|
||
|
|
});
|
||
|
|
it('in middle of non-editable part (without plain text around)', function() {
|
||
|
|
const pc = createPartCreator();
|
||
|
|
const model = new EditorModel([
|
||
|
|
pc.userPill("Alice", "@alice:hs.tld"),
|
||
|
|
]);
|
||
|
|
const {offset, lineIndex, nodeIndex} =
|
||
|
|
getLineAndNodePosition(model, {index: 0, offset: 1});
|
||
|
|
expect(lineIndex).toBe(0);
|
||
|
|
//presumed nodes on line are (caret, pill, caret)
|
||
|
|
expect(nodeIndex).toBe(2);
|
||
|
|
expect(offset).toBe(0);
|
||
|
|
});
|
||
|
|
it('in middle of a first non-editable part, with another one following', function() {
|
||
|
|
const pc = createPartCreator();
|
||
|
|
const model = new EditorModel([
|
||
|
|
pc.userPill("Alice", "@alice:hs.tld"),
|
||
|
|
pc.userPill("Bob", "@bob:hs.tld"),
|
||
|
|
]);
|
||
|
|
const {offset, lineIndex, nodeIndex} =
|
||
|
|
getLineAndNodePosition(model, {index: 0, offset: 1});
|
||
|
|
expect(lineIndex).toBe(0);
|
||
|
|
//presumed nodes on line are (caret, pill, caret, pill, caret)
|
||
|
|
expect(nodeIndex).toBe(2);
|
||
|
|
expect(offset).toBe(0);
|
||
|
|
});
|
||
|
|
it('in start of a second non-editable part, with another one before it', function() {
|
||
|
|
const pc = createPartCreator();
|
||
|
|
const model = new EditorModel([
|
||
|
|
pc.userPill("Alice", "@alice:hs.tld"),
|
||
|
|
pc.userPill("Bob", "@bob:hs.tld"),
|
||
|
|
]);
|
||
|
|
const {offset, lineIndex, nodeIndex} =
|
||
|
|
getLineAndNodePosition(model, {index: 1, offset: 0});
|
||
|
|
expect(lineIndex).toBe(0);
|
||
|
|
//presumed nodes on line are (caret, pill, caret, pill, caret)
|
||
|
|
expect(nodeIndex).toBe(2);
|
||
|
|
expect(offset).toBe(0);
|
||
|
|
});
|
||
|
|
it('in middle of a second non-editable part, with another one before it', function() {
|
||
|
|
const pc = createPartCreator();
|
||
|
|
const model = new EditorModel([
|
||
|
|
pc.userPill("Alice", "@alice:hs.tld"),
|
||
|
|
pc.userPill("Bob", "@bob:hs.tld"),
|
||
|
|
]);
|
||
|
|
const {offset, lineIndex, nodeIndex} =
|
||
|
|
getLineAndNodePosition(model, {index: 1, offset: 1});
|
||
|
|
expect(lineIndex).toBe(0);
|
||
|
|
//presumed nodes on line are (caret, pill, caret, pill, caret)
|
||
|
|
expect(nodeIndex).toBe(4);
|
||
|
|
expect(offset).toBe(0);
|
||
|
|
});
|
||
|
|
});
|
||
|
|
});
|