From dba64c546f7cc5d7c2631a55fedef795b2b5e665 Mon Sep 17 00:00:00 2001
From: altair823 <kimth0734@gmail.com>
Date: Sun, 10 May 2026 03:23:00 +0900
Subject: [PATCH] =?UTF-8?q?feat(v030):=20GitClient=20=E2=80=94=20fetch/reb?=
 =?UTF-8?q?aseOnto/rebaseAbort/hasUncommittedChanges/listConflicts?=
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Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
---
 src/main/services/GitClient.ts     | 23 ++++++++++++++
 tests/unit/GitClient.fetch.test.ts | 51 ++++++++++++++++++++++++++++++
 2 files changed, 74 insertions(+)
 create mode 100644 tests/unit/GitClient.fetch.test.ts

diff --git a/src/main/services/GitClient.ts b/src/main/services/GitClient.ts
index e4db135..71ba3b0 100644
--- a/src/main/services/GitClient.ts
+++ b/src/main/services/GitClient.ts
@@ -89,4 +89,27 @@ export class GitClient {
     if (r.exitCode !== 0) throw new Error(`git rev-parse failed: ${r.stderr}`);
     return r.stdout.trim();
   }
+
+  async fetch(remote: string = 'origin'): Promise<GitExecResult> {
+    return this.run(['fetch', remote]);
+  }
+
+  async rebaseOnto(ref: string): Promise<GitExecResult> {
+    return this.run(['rebase', ref]);
+  }
+
+  async rebaseAbort(): Promise<GitExecResult> {
+    return this.run(['rebase', '--abort']);
+  }
+
+  async hasUncommittedChanges(): Promise<boolean> {
+    const r = await this.run(['status', '--porcelain']);
+    return r.stdout.trim().length > 0;
+  }
+
+  /** rebase conflict 시 conflict 마킹된 파일 list. `git diff --name-only --diff-filter=U`. */
+  async listConflicts(): Promise<string[]> {
+    const r = await this.run(['diff', '--name-only', '--diff-filter=U']);
+    return r.stdout.split('\n').map((s) => s.trim()).filter((s) => s.length > 0);
+  }
 }
diff --git a/tests/unit/GitClient.fetch.test.ts b/tests/unit/GitClient.fetch.test.ts
new file mode 100644
index 0000000..4a76b4b
--- /dev/null
+++ b/tests/unit/GitClient.fetch.test.ts
@@ -0,0 +1,51 @@
+import { describe, it, expect, vi, beforeEach } from 'vitest';
+import { GitClient } from '../../src/main/services/GitClient.js';
+
+describe('GitClient — fetch / rebase / conflict 메서드', () => {
+  let client: GitClient;
+  let runSpy: ReturnType<typeof vi.spyOn>;
+
+  beforeEach(() => {
+    client = new GitClient('/tmp/sync');
+    runSpy = vi.spyOn(client, 'run');
+  });
+
+  it('fetch — git fetch origin 호출', async () => {
+    runSpy.mockResolvedValueOnce({ stdout: '', stderr: '', exitCode: 0 });
+    const r = await client.fetch();
+    expect(runSpy).toHaveBeenCalledWith(['fetch', 'origin']);
+    expect(r.exitCode).toBe(0);
+  });
+
+  it('rebaseOnto — git rebase origin/main', async () => {
+    runSpy.mockResolvedValueOnce({ stdout: '', stderr: '', exitCode: 0 });
+    const r = await client.rebaseOnto('origin/main');
+    expect(runSpy).toHaveBeenCalledWith(['rebase', 'origin/main']);
+    expect(r.exitCode).toBe(0);
+  });
+
+  it('rebaseAbort — git rebase --abort', async () => {
+    runSpy.mockResolvedValueOnce({ stdout: '', stderr: '', exitCode: 0 });
+    await client.rebaseAbort();
+    expect(runSpy).toHaveBeenCalledWith(['rebase', '--abort']);
+  });
+
+  it('hasUncommittedChanges — git status --porcelain 의 출력 있으면 true', async () => {
+    runSpy.mockResolvedValueOnce({ stdout: ' M notes/abc.md\n', stderr: '', exitCode: 0 });
+    expect(await client.hasUncommittedChanges()).toBe(true);
+
+    runSpy.mockResolvedValueOnce({ stdout: '', stderr: '', exitCode: 0 });
+    expect(await client.hasUncommittedChanges()).toBe(false);
+  });
+
+  it('listConflicts — git diff --name-only --diff-filter=U 결과 파싱', async () => {
+    runSpy.mockResolvedValueOnce({
+      stdout: 'notes/aaa.md\nnotes/bbb.md\n',
+      stderr: '',
+      exitCode: 0
+    });
+    const r = await client.listConflicts();
+    expect(runSpy).toHaveBeenCalledWith(['diff', '--name-only', '--diff-filter=U']);
+    expect(r).toEqual(['notes/aaa.md', 'notes/bbb.md']);
+  });
+});