1 files changed, 75 insertions, 0 deletions
diff --git a/packages/backend/test/unit/misc/is-retryable-error.ts b/packages/backend/test/unit/misc/is-retryable-error.ts
index 096bf64d4f..6d241066f7 100644
--- a/packages/backend/test/unit/misc/is-retryable-error.ts
+++ b/packages/backend/test/unit/misc/is-retryable-error.ts
@@ -8,6 +8,9 @@ import { AbortError } from 'node-fetch';
 import { isRetryableError } from '@/misc/is-retryable-error.js';
 import { StatusError } from '@/misc/status-error.js';
 import { IdentifiableError } from '@/misc/identifiable-error.js';
+import { CaptchaError, captchaErrorCodes } from '@/core/CaptchaService.js';
+import { FastifyReplyError } from '@/misc/fastify-reply-error.js';
+import { ConflictError } from '@/server/SkRateLimiterService.js';
 
 describe(isRetryableError, () => {
 	it('should return true for retryable StatusError', () => {
@@ -55,6 +58,78 @@ describe(isRetryableError, () => {
 		expect(result).toBeTruthy();
 	});
 
+	it('should return false for CaptchaError with verificationFailed', () => {
+		const error = new CaptchaError(captchaErrorCodes.verificationFailed, 'verificationFailed');
+		const result = isRetryableError(error);
+		expect(result).toBeFalsy();
+	});
+
+	it('should return false for CaptchaError with invalidProvider', () => {
+		const error = new CaptchaError(captchaErrorCodes.invalidProvider, 'invalidProvider');
+		const result = isRetryableError(error);
+		expect(result).toBeFalsy();
+	});
+
+	it('should return false for CaptchaError with invalidParameters', () => {
+		const error = new CaptchaError(captchaErrorCodes.invalidParameters, 'invalidParameters');
+		const result = isRetryableError(error);
+		expect(result).toBeFalsy();
+	});
+
+	it('should return true for CaptchaError with noResponseProvided', () => {
+		const error = new CaptchaError(captchaErrorCodes.noResponseProvided, 'noResponseProvided');
+		const result = isRetryableError(error);
+		expect(result).toBeTruthy();
+	});
+
+	it('should return true for CaptchaError with requestFailed', () => {
+		const error = new CaptchaError(captchaErrorCodes.requestFailed, 'requestFailed');
+		const result = isRetryableError(error);
+		expect(result).toBeTruthy();
+	});
+
+	it('should return true for CaptchaError with unknown', () => {
+		const error = new CaptchaError(captchaErrorCodes.unknown, 'unknown');
+		const result = isRetryableError(error);
+		expect(result).toBeTruthy();
+	});
+
+	it('should return true for CaptchaError with any other', () => {
+		const error = new CaptchaError(Symbol('temp'), 'unknown');
+		const result = isRetryableError(error);
+		expect(result).toBeTruthy();
+	});
+
+	it('should return false for FastifyReplyError', () => {
+		const error = new FastifyReplyError(400, 'test error');
+		const result = isRetryableError(error);
+		expect(result).toBeFalsy();
+	});
+
+	it('should return true for ConflictError', () => {
+		const error = new ConflictError('test error');
+		const result = isRetryableError(error);
+		expect(result).toBeTruthy();
+	});
+
+	it('should return true for AggregateError when all inners are retryable', () => {
+		const error = new AggregateError([
+			new ConflictError(),
+			new ConflictError(),
+		]);
+		const result = isRetryableError(error);
+		expect(result).toBeTruthy();
+	});
+
+	it('should return true for AggregateError when any error is not retryable', () => {
+		const error = new AggregateError([
+			new ConflictError(),
+			new StatusError('test err', 400),
+		]);
+		const result = isRetryableError(error);
+		expect(result).toBeFalsy();
+	});
+
 	const nonErrorInputs = [
 		[null, 'null'],
 		[undefined, 'undefined'],