Bohdan Triapitsyn
e97bf0d9dc
Safely falls back to raw patch text for invalid diffs Protects individual tool parts from crashing the chat Covers malformed apply_patch and edit diff cases
86 lines
2.7 KiB
TypeScript
86 lines
2.7 KiB
TypeScript
import { describe, expect, test } from 'bun:test';
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import { getDiffPatchEntries, getRenderablePatchInfo } from './toolDiffUtils';
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const identity = (path: string) => path;
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describe('toolDiffUtils', () => {
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test('treats raw apply_patch envelopes as text, not visual diffs', () => {
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const entries = getDiffPatchEntries(undefined, [
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'*** Begin Patch',
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'*** Update File: src/app.ts',
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'@@ -1 +1 @@',
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'-old',
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'+new',
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'*** End Patch',
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].join('\n'), identity);
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expect(entries).toHaveLength(1);
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expect(entries[0]?.renderMode).toBe('text');
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expect(entries[0]?.patch).toContain('*** Begin Patch');
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});
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test('splits multi-file unified patches into one renderable entry per file', () => {
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const entries = getDiffPatchEntries(undefined, [
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'--- a/src/a.ts',
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'+++ b/src/a.ts',
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'@@ -1 +1 @@',
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'-old',
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'+new',
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'--- a/src/b.ts',
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'+++ b/src/b.ts',
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'@@ -1 +1 @@',
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'-left',
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'+right',
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].join('\n'), identity);
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expect(entries.map((entry) => entry.renderMode)).toEqual(['diff', 'diff']);
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expect(entries.map((entry) => entry.title)).toEqual(['src/a.ts', 'src/b.ts']);
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});
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test('uses metadata.files patches before top-level fallback diffs', () => {
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const entries = getDiffPatchEntries({
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files: [{
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relativePath: 'src/file.ts',
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patch: [
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'--- a/src/file.ts',
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'+++ b/src/file.ts',
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'@@ -1 +1 @@',
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'-old',
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'+new',
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].join('\n'),
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}],
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}, 'not a diff', identity);
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expect(entries).toHaveLength(1);
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expect(entries[0]?.renderMode).toBe('diff');
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expect(entries[0]?.title).toBe('src/file.ts');
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});
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test('synthesizes headers for valid headerless hunks', () => {
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const entries = getDiffPatchEntries(undefined, [
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'@@ -1 +1 @@',
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'-old',
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'+new',
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].join('\n'), identity);
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expect(entries).toHaveLength(1);
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expect(entries[0]?.renderMode).toBe('diff');
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expect(getRenderablePatchInfo(entries[0]?.patch ?? '')).not.toBeNull();
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});
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test('keeps malformed unified patches as text fallbacks', () => {
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const entries = getDiffPatchEntries(undefined, [
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'--- a/src/file.ts',
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'+++ b/src/file.ts',
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'@@',
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'-old',
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'+new',
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].join('\n'), identity);
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expect(entries).toHaveLength(1);
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expect(entries[0]?.renderMode).toBe('text');
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expect(entries[0]?.patch).toContain('@@');
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});
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});
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