fix: 修复 CMPP 协议字段容量与版本兼容性

2026-09-20 15:49:37 +08:00
parent b24cd7c08d
commit 001d5f2cbd
37 changed files with 1933 additions and 295 deletions
@@ -0,0 +1,40 @@
+import {
+  protocolFieldsToJson,
+  protocolUint32,
+  protocolUint32FromDb,
+  protocolUint32ToDb,
+  parseProtocolSequence,
+} from './protocol-uint32';
+
+describe('CMPP unsigned protocol fields', () => {
+  it.each([0, 2147483647, 2147483648, 4294967295])(
+    'round trips %s without changing the JSON number contract',
+    (value) => {
+      expect(protocolUint32FromDb(protocolUint32ToDb(value))).toBe(value);
+      expect(
+        JSON.parse(
+          JSON.stringify(protocolFieldsToJson({ rows: [{ sequenceId: BigInt(value), ackResult: BigInt(value) }] })),
+        ),
+      ).toEqual({ rows: [{ sequenceId: value, ackResult: value }] });
+    },
+  );
+  it.each([-1, 4294967296, 1.5, NaN, Infinity, '', '0', ' ', {}, true])('rejects invalid wire value %s', (value) => {
+    expect(() => protocolUint32(value)).toThrow();
+    expect(() => protocolUint32ToDb(value)).toThrow();
+  });
+  it('preserves optional historical nulls and unrelated serializers', () => {
+    expect(protocolUint32ToDb(null)).toBeUndefined();
+    expect(protocolUint32FromDb(null)).toBeUndefined();
+    const date = new Date();
+    expect(
+      protocolFieldsToJson({ date, money: 10000n, sequenceId: null, gatewayMessageId: '18446744073709551615' }),
+    ).toEqual({ date, money: 10000n, sequenceId: null, gatewayMessageId: '18446744073709551615' });
+    expect(() => protocolUint32FromDb(4294967296n)).toThrow();
+  });
+  it('distinguishes text zero from missing or malformed historical sequences', () => {
+    for (const value of [null, undefined, '', ' ', '-1', '1.5', '1e2', '4294967296'])
+      expect(parseProtocolSequence(value)).toBeUndefined();
+    expect(parseProtocolSequence('0')).toBe(0);
+    expect(parseProtocolSequence('4294967295')).toBe(4294967295);
+  });
+});