import { describe, test, expect } from 'vitest';
import dedent from 'dedent';
import { parseDiff } from '../parse';
import { textLinesToHunk, insertHunk, expandFromRawCode, getCollapsedLinesCountBetween, expandCollapsedBlockBy, getChangeKey, } from '../index';
const sample = dedent `
diff --git a/src/__test__/index.test.jsx b/src/__test__/index.test.jsx
index 643c2f0..7883597 100644
--- a/src/__test__/index.test.jsx
+++ b/src/__test__/index.test.jsx
@@ -21,3 +21,3 @@ describe('basic test', () => {
test('App renders correctly', () => {
- expect(renderer.create(<App diffText={'deff'} />).toJSON()).toMatchSnapshot();
+ expect(renderer.create(<App diffText={'diff'} />).toJSON()).toMatchSnapshot();
});
`;
export const sampleHunk = parseDiff(sample)[0].hunks[0];
const normalChange = { type: 'normal', isNormal: true, oldLineNumber: 1, newLineNumber: 1, content: '' };
const insertChange = { type: 'insert', isInsert: true, lineNumber: 2, content: '' };
const deleteChange = { type: 'delete', isDelete: true, lineNumber: 2, content: '' };
describe('textLinesToHunk', () => {
test('basic', () => {
const lines = [''];
expect(textLinesToHunk(lines, 0, 0)).toMatchSnapshot();
});
});
describe('insertHunk', () => {
test('basic', () => {
const results = insertHunk([{ changes: [normalChange], content: '', oldStart: 1, newStart: 1, oldLines: 1, newLines: 1 }], { changes: [deleteChange], content: '', oldStart: 2, newStart: 2, oldLines: 1, newLines: 1 });
expect(results.length).toBe(1);
expect(results[0].changes).toEqual([normalChange, deleteChange]);
});
});
describe('expandFromRawCode', () => {
test('basic', () => {
const hunks = [sampleHunk];
expect(expandFromRawCode(hunks, '', 22, 23)).toMatchSnapshot();
});
});
describe('getCollapsedLinesCountBetween', () => {
test('basic', () => {
const previousHunk = { content: '', oldStart: 1, oldLines: 2, newStart: 1, newLines: 2, changes: [] };
const nextHunk = { content: '', oldStart: 10, oldLines: 2, newStart: 10, newLines: 2, changes: [] };
expect(getCollapsedLinesCountBetween(previousHunk, nextHunk)).toBe(7);
});
test('minus number', () => {
const previousHunk = { content: '', oldStart: 1, oldLines: 10, newStart: 1, newLines: 2, changes: [] };
const nextHunk = { content: '', oldStart: 2, oldLines: 2, newStart: 10, newLines: 2, changes: [] };
expect(getCollapsedLinesCountBetween(previousHunk, nextHunk)).toBe(-9);
});
test('no previousHunk', () => {
const nextHunk = { content: '', oldStart: 2, oldLines: 2, newStart: 10, newLines: 2, changes: [] };
expect(getCollapsedLinesCountBetween(null, nextHunk)).toBe(1);
});
});
describe('expandCollapsedBlockBy', () => {
test('basic', () => {
const hunks = [sampleHunk];
expect(expandCollapsedBlockBy(hunks, '', () => false)).toMatchSnapshot();
});
test('normal hunk', () => {
const hunks = [
{
content: '@@ -1,2 +1,2 @@',
oldStart: 1,
newStart: 1,
oldLines: 2,
newLines: 2,
changes: [{
content: 'iiiiiiiiiiiiiiiiiiiiii:WQiiiiiiiiiiiiejj',
type: 'normal',
isNormal: true,
oldLineNumber: 1,
newLineNumber: 1,
}, {
content: 'dsds',
type: 'delete',
isDelete: true,
lineNumber: 2,
}, {
content: 'dsdsds',
type: 'insert',
isInsert: true,
lineNumber: 2,
}],
},
];
const rawCode = 'iiiiiiiiiiiiiiiiiiiiii:WQiiiiiiiiiiiiejj\ndsds';
expect(expandCollapsedBlockBy(hunks, rawCode, () => false)).toMatchSnapshot();
expect(expandCollapsedBlockBy(hunks, rawCode.split('\n'), () => false)).toMatchSnapshot();
expect(expandFromRawCode(hunks, rawCode, 0, 10)).toMatchSnapshot();
});
});
describe('getChangeKey', () => {
test('normal change', () => {
expect(getChangeKey(normalChange)).toBe('N1');
});
test('insert change', () => {
expect(getChangeKey(insertChange)).toBe('I2');
});
test('delete change', () => {
expect(getChangeKey(deleteChange)).toBe('D2');
});
});
//