feat: Add GPT-5 model variants and improve Codex execution logic. Addressed code review comments

This commit is contained in:
gsxdsm
2026-02-18 11:15:38 -08:00
parent d30296d559
commit 5c441f2313
64 changed files with 3628 additions and 2223 deletions

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import { describe, it, expect } from 'vitest';
import { parseGitLogOutput } from '../../../src/lib/git-log-parser.js';
// Mock data: fields within each commit are newline-separated,
// commits are NUL-separated (matching the parser contract).
const mockGitOutput = [
'a1b2c3d4e5f67890abcd1234567890abcd1234\na1b2c3\nJohn Doe\njohn@example.com\n2023-01-01T12:00:00Z\nInitial commit\nThis is the commit body',
'e5f6g7h8i9j0klmnoprstuv\ne5f6g7\nJane Smith\njane@example.com\n2023-01-02T12:00:00Z\nFix bug\nFixed the bug with ---END--- in the message',
'q1w2e3r4t5y6u7i8o9p0asdfghjkl\nq1w2e3\nBob Johnson\nbob@example.com\n2023-01-03T12:00:00Z\nAnother commit\nEmpty body',
].join('\0');
// Mock data where commit bodies contain ---END--- markers
const mockOutputWithEndMarker = [
'a1b2c3d4e5f67890abcd1234567890abcd1234\na1b2c3\nJohn Doe\njohn@example.com\n2023-01-01T12:00:00Z\nInitial commit\nThis is the commit body\n---END--- is in this message',
'e5f6g7h8i9j0klmnoprstuv\ne5f6g7\nJane Smith\njane@example.com\n2023-01-02T12:00:00Z\nFix bug\nFixed the bug with ---END--- in the message',
'q1w2e3r4t5y6u7i8o9p0asdfghjkl\nq1w2e3\nBob Johnson\nbob@example.com\n2023-01-03T12:00:00Z\nAnother commit\nEmpty body',
].join('\0');
// Single-commit mock: fields newline-separated, no trailing NUL needed
const singleCommitOutput =
'a1b2c3d4e5f67890abcd1234567890abcd1234\na1b2c3\nJohn Doe\njohn@example.com\n2023-01-01T12:00:00Z\nSingle commit\nSingle commit body';
describe('parseGitLogOutput', () => {
describe('normal parsing (three commits)', () => {
it('returns the correct number of commits', () => {
const commits = parseGitLogOutput(mockGitOutput);
expect(commits.length).toBe(3);
});
it('parses the first commit fields correctly', () => {
const commits = parseGitLogOutput(mockGitOutput);
expect(commits[0].hash).toBe('a1b2c3d4e5f67890abcd1234567890abcd1234');
expect(commits[0].shortHash).toBe('a1b2c3');
expect(commits[0].author).toBe('John Doe');
expect(commits[0].authorEmail).toBe('john@example.com');
expect(commits[0].date).toBe('2023-01-01T12:00:00Z');
expect(commits[0].subject).toBe('Initial commit');
expect(commits[0].body).toBe('This is the commit body');
});
it('parses the second commit fields correctly', () => {
const commits = parseGitLogOutput(mockGitOutput);
expect(commits[1].hash).toBe('e5f6g7h8i9j0klmnoprstuv');
expect(commits[1].shortHash).toBe('e5f6g7');
expect(commits[1].author).toBe('Jane Smith');
expect(commits[1].subject).toBe('Fix bug');
expect(commits[1].body).toMatch(/---END---/);
});
it('parses the third commit fields correctly', () => {
const commits = parseGitLogOutput(mockGitOutput);
expect(commits[2].hash).toBe('q1w2e3r4t5y6u7i8o9p0asdfghjkl');
expect(commits[2].shortHash).toBe('q1w2e3');
expect(commits[2].author).toBe('Bob Johnson');
expect(commits[2].subject).toBe('Another commit');
expect(commits[2].body).toBe('Empty body');
});
});
describe('parsing with ---END--- in commit messages', () => {
it('returns the correct number of commits', () => {
const commits = parseGitLogOutput(mockOutputWithEndMarker);
expect(commits.length).toBe(3);
});
it('preserves ---END--- text in the body of the first commit', () => {
const commits = parseGitLogOutput(mockOutputWithEndMarker);
expect(commits[0].subject).toBe('Initial commit');
expect(commits[0].body).toMatch(/---END---/);
});
it('preserves ---END--- text in the body of the second commit', () => {
const commits = parseGitLogOutput(mockOutputWithEndMarker);
expect(commits[1].subject).toBe('Fix bug');
expect(commits[1].body).toMatch(/---END---/);
});
it('parses the third commit without ---END--- interference', () => {
const commits = parseGitLogOutput(mockOutputWithEndMarker);
expect(commits[2].subject).toBe('Another commit');
expect(commits[2].body).toBe('Empty body');
});
});
describe('empty output', () => {
it('returns an empty array for an empty string', () => {
const commits = parseGitLogOutput('');
expect(commits).toEqual([]);
expect(commits.length).toBe(0);
});
});
describe('single-commit output', () => {
it('returns exactly one commit', () => {
const commits = parseGitLogOutput(singleCommitOutput);
expect(commits.length).toBe(1);
});
it('parses the single commit fields correctly', () => {
const commits = parseGitLogOutput(singleCommitOutput);
expect(commits[0].hash).toBe('a1b2c3d4e5f67890abcd1234567890abcd1234');
expect(commits[0].shortHash).toBe('a1b2c3');
expect(commits[0].author).toBe('John Doe');
expect(commits[0].authorEmail).toBe('john@example.com');
expect(commits[0].date).toBe('2023-01-01T12:00:00Z');
expect(commits[0].subject).toBe('Single commit');
expect(commits[0].body).toBe('Single commit body');
});
});
describe('multi-line commit body', () => {
// Test vector from test-proper-nul-format.js: commit with a 3-line body
const multiLineBodyOutput =
[
'abc123\nabc1\nJohn Doe\njohn@example.com\n2023-01-01T12:00:00Z\nInitial commit\nThis is a normal commit body',
'def456\ndef4\nJane Smith\njane@example.com\n2023-01-02T12:00:00Z\nFix bug\nFixed the bug with ---END--- in this message',
'ghi789\nghi7\nBob Johnson\nbob@example.com\n2023-01-03T12:00:00Z\nAnother commit\nThis body has multiple lines\nSecond line\nThird line',
].join('\0') + '\0';
it('returns 3 commits', () => {
const commits = parseGitLogOutput(multiLineBodyOutput);
expect(commits.length).toBe(3);
});
it('parses the first commit correctly', () => {
const commits = parseGitLogOutput(multiLineBodyOutput);
expect(commits[0].hash).toBe('abc123');
expect(commits[0].shortHash).toBe('abc1');
expect(commits[0].author).toBe('John Doe');
expect(commits[0].authorEmail).toBe('john@example.com');
expect(commits[0].date).toBe('2023-01-01T12:00:00Z');
expect(commits[0].subject).toBe('Initial commit');
expect(commits[0].body).toBe('This is a normal commit body');
});
it('parses the second commit with ---END--- in body correctly', () => {
const commits = parseGitLogOutput(multiLineBodyOutput);
expect(commits[1].hash).toBe('def456');
expect(commits[1].shortHash).toBe('def4');
expect(commits[1].author).toBe('Jane Smith');
expect(commits[1].subject).toBe('Fix bug');
expect(commits[1].body).toContain('---END---');
});
it('parses the third commit with a multi-line body correctly', () => {
const commits = parseGitLogOutput(multiLineBodyOutput);
expect(commits[2].hash).toBe('ghi789');
expect(commits[2].shortHash).toBe('ghi7');
expect(commits[2].author).toBe('Bob Johnson');
expect(commits[2].subject).toBe('Another commit');
expect(commits[2].body).toBe('This body has multiple lines\nSecond line\nThird line');
});
});
describe('commit with empty body (trailing blank lines after subject)', () => {
// Test vector from test-proper-nul-format.js: empty body commit
const emptyBodyOutput =
'empty123\nempty1\nAlice Brown\nalice@example.com\n2023-01-04T12:00:00Z\nEmpty body commit\n\n\0';
it('returns 1 commit', () => {
const commits = parseGitLogOutput(emptyBodyOutput);
expect(commits.length).toBe(1);
});
it('parses the commit subject correctly', () => {
const commits = parseGitLogOutput(emptyBodyOutput);
expect(commits[0].hash).toBe('empty123');
expect(commits[0].shortHash).toBe('empty1');
expect(commits[0].author).toBe('Alice Brown');
expect(commits[0].subject).toBe('Empty body commit');
});
it('produces an empty body string when only blank lines follow the subject', () => {
const commits = parseGitLogOutput(emptyBodyOutput);
expect(commits[0].body).toBe('');
});
});
describe('leading empty lines in a commit block', () => {
// Blocks that start with blank lines before the hash field
const outputWithLeadingBlanks =
'\n\nabc123\nabc1\nJohn Doe\njohn@example.com\n2023-01-01T12:00:00Z\nSubject here\nBody here';
it('returns 1 commit despite leading blank lines', () => {
const commits = parseGitLogOutput(outputWithLeadingBlanks);
expect(commits.length).toBe(1);
});
it('parses the commit fields correctly when block has leading empty lines', () => {
const commits = parseGitLogOutput(outputWithLeadingBlanks);
expect(commits[0].hash).toBe('abc123');
expect(commits[0].subject).toBe('Subject here');
expect(commits[0].body).toBe('Body here');
});
});
});

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// Automated tests for NUL character behavior in git commit parsing
import { describe, it, expect } from 'vitest';
describe('NUL character behavior', () => {
// Create a string with NUL characters
const str1 =
'abc123\x00abc1\x00John Doe\x00john@example.com\x002023-01-01T12:00:00Z\x00Initial commit\x00This is a normal commit body\x00';
describe('split on NUL character', () => {
const parts = str1.split('\0');
it('should produce the expected number of parts', () => {
// 7 fields + 1 trailing empty string from the trailing \x00
expect(parts.length).toBe(8);
});
it('should contain the expected part values', () => {
expect(parts[0]).toBe('abc123');
expect(parts[1]).toBe('abc1');
expect(parts[2]).toBe('John Doe');
expect(parts[3]).toBe('john@example.com');
expect(parts[4]).toBe('2023-01-01T12:00:00Z');
expect(parts[5]).toBe('Initial commit');
expect(parts[6]).toBe('This is a normal commit body');
expect(parts[7]).toBe('');
});
it('should have correct lengths for each part', () => {
expect(parts[0].length).toBe(6); // 'abc123'
expect(parts[1].length).toBe(4); // 'abc1'
expect(parts[2].length).toBe(8); // 'John Doe'
expect(parts[3].length).toBe(16); // 'john@example.com'
expect(parts[4].length).toBe(20); // '2023-01-01T12:00:00Z'
expect(parts[5].length).toBe(14); // 'Initial commit'
expect(parts[6].length).toBe(28); // 'This is a normal commit body'
expect(parts[7].length).toBe(0); // trailing empty
});
});
describe('git format split and filter', () => {
const gitFormat = `abc123\x00abc1\x00John Doe\x00john@example.com\x002023-01-01T12:00:00Z\x00Initial commit\x00Body text here\x00def456\x00def4\x00Jane Smith\x00jane@example.com\x002023-01-02T12:00:00Z\x00Second commit\x00Body with ---END--- text\x00`;
const gitParts = gitFormat.split('\0').filter((block) => block.trim());
it('should produce the expected number of non-empty parts after filtering', () => {
// 14 non-empty field strings (7 fields per commit × 2 commits); trailing empty is filtered out
expect(gitParts.length).toBe(14);
});
it('should contain correct field values for the first commit', () => {
const fields = gitParts.slice(0, 7);
expect(fields.length).toBe(7);
expect(fields[0]).toBe('abc123'); // hash
expect(fields[1]).toBe('abc1'); // shortHash
expect(fields[2]).toBe('John Doe'); // author
expect(fields[3]).toBe('john@example.com'); // authorEmail
expect(fields[4]).toBe('2023-01-01T12:00:00Z'); // date
expect(fields[5]).toBe('Initial commit'); // subject
expect(fields[6]).toBe('Body text here'); // body
});
it('should contain correct field values for the second commit', () => {
const fields = gitParts.slice(7, 14);
expect(fields.length).toBe(7);
expect(fields[0]).toBe('def456'); // hash
expect(fields[1]).toBe('def4'); // shortHash
expect(fields[2]).toBe('Jane Smith'); // author
expect(fields[3]).toBe('jane@example.com'); // authorEmail
expect(fields[4]).toBe('2023-01-02T12:00:00Z'); // date
expect(fields[5]).toBe('Second commit'); // subject
expect(fields[6]).toBe('Body with ---END--- text'); // body (---END--- handled correctly)
});
it('each part should have the expected number of newline-delimited fields', () => {
// Each gitPart is a single field value (no internal newlines), so split('\n') yields 1 field
gitParts.forEach((block) => {
const fields = block.split('\n');
expect(fields.length).toBe(1);
});
});
});
});