fix(ci): 质量检查 - 修复增量格式检查 EPIPE 与连线代码格式

web/test/ci-formatting.test.mjs

@@ -0,0 +1,97 @@
+import { afterEach, describe, expect, test } from "bun:test";
+import { spawnSync } from "node:child_process";
+import { mkdirSync, mkdtempSync, rmSync, writeFileSync } from "node:fs";
+import os from "node:os";
+import path from "node:path";
+import { checkChangedFormatting } from "../scripts/check-changed-formatting.mjs";
+
+const temporaryDirectories = [];
+afterEach(() => {
+    for (const directory of temporaryDirectories.splice(0)) rmSync(directory, { recursive: true, force: true });
+});
+
+function fixture(initialFiles = {}) {
+    const root = mkdtempSync(path.join(os.tmpdir(), "canvas-ci-format-"));
+    temporaryDirectories.push(root);
+    const cwd = path.join(root, "web");
+    mkdirSync(cwd);
+    const git = (...args) => {
+        const result = spawnSync("git", args, { cwd: root, encoding: "utf8" });
+        if (result.status !== 0) throw new Error(result.stderr);
+        return result.stdout.trim();
+    };
+    const write = (name, content) => writeFileSync(path.join(cwd, name), content);
+    git("init", "-q");
+    git("config", "user.email", "ci-test@example.invalid");
+    git("config", "user.name", "CI fixture");
+    write(".prettierrc.json", '{ "printWidth": 80 }\n');
+    write(".prettierignore", "ignored.js\n");
+    for (const [name, content] of Object.entries(initialFiles)) write(name, content);
+    const commit = () => {
+        git("add", ".");
+        git("-c", "commit.gpgsign=false", "commit", "-qm", "fixture");
+        return git("rev-parse", "HEAD");
+    };
+    const baseSha = commit();
+    const messages = [];
+    return { cwd, git, write, commit, baseSha, messages, check: (options = {}) => checkChangedFormatting({ cwd, baseSha, headSha: "HEAD", log: (message) => messages.push(message), ...options }) };
+}
+
+describe("changed-file formatting gate", () => {
+    test("checks files relative to web, supports spaces, and rejects a new formatting regression", async () => {
+        const repo = fixture({ "has space.ts": "const value = 1;\n" });
+        repo.write("has space.ts", "const value=2;\n");
+        repo.commit();
+        await expect(repo.check()).rejects.toThrow("has space.ts");
+    });
+
+    test("skips legacy formatting without creating a broken pipe", async () => {
+        const repo = fixture({ "legacy.ts": "const value=1;\n" });
+        repo.write("legacy.ts", "const value=2;\n");
+        repo.commit();
+        await repo.check();
+        expect(repo.messages).toContain("Skipping legacy unformatted file: legacy.ts");
+    });
+
+    test("checks added files and respects prettierignore", async () => {
+        const repo = fixture();
+        repo.write("ignored.js", "const invalid = ;");
+        repo.write("added.ts", "const value=1;\n");
+        repo.commit();
+        await expect(repo.check()).rejects.toThrow("added.ts");
+        repo.write("added.ts", "const value = 1;\n");
+        await repo.check();
+    });
+
+    test("syntax errors are failures, not legacy-format skips", async () => {
+        const repo = fixture({ "broken.ts": "const value = ;\n" });
+        repo.write("broken.ts", "const value = 1;\n");
+        repo.commit();
+        await expect(repo.check()).rejects.toThrow();
+        expect(repo.messages).toEqual([]);
+    });
+
+    test("invalid explicit base SHA fails closed", async () => {
+        const repo = fixture();
+        await expect(repo.check({ baseSha: "f".repeat(40) })).rejects.toThrow("git rev-parse");
+    });
+
+    test("zero before SHA compares the parent commit", async () => {
+        const repo = fixture({ "existing.ts": "const value = 1;\n" });
+        repo.write("existing.ts", "const value=2;\n");
+        repo.commit();
+        await expect(repo.check({ baseSha: "0".repeat(40) })).rejects.toThrow("existing.ts");
+    });
+
+    test("an initial commit checks the whole tree", async () => {
+        const repo = fixture({ "new.ts": "const value=1;\n" });
+        await expect(repo.check({ baseSha: "0".repeat(40) })).rejects.toThrow("new.ts");
+    });
+
+    test("deletions do not attempt to read missing files", async () => {
+        const repo = fixture({ "deleted.ts": "const value = 1;\n" });
+        repo.git("rm", "web/deleted.ts");
+        repo.commit();
+        await repo.check();
+    });
+});