wehub-resource-sync
36 lines
1.4 KiB
TypeScript
36 lines
1.4 KiB
TypeScript
import { describe, expect, it } from 'vitest';
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import { parseTrustProxySetting } from '../../src/utils/trust-proxy';
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describe('parseTrustProxySetting', () => {
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it('keeps the existing two-hop default for backwards compatibility', () => {
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expect(parseTrustProxySetting(undefined)).toBe(2);
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expect(parseTrustProxySetting('')).toBe(2);
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});
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it('parses explicit boolean values', () => {
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expect(parseTrustProxySetting('true')).toBe(true);
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expect(parseTrustProxySetting('FALSE')).toBe(false);
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});
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it('parses explicit proxy hop counts', () => {
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expect(parseTrustProxySetting('0')).toBe(0);
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expect(parseTrustProxySetting('1')).toBe(1);
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expect(parseTrustProxySetting('3')).toBe(3);
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});
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it('passes through Express named or subnet trust proxy values', () => {
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expect(parseTrustProxySetting('loopback')).toBe('loopback');
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expect(parseTrustProxySetting('loopback, 10.0.0.0/8')).toBe('loopback, 10.0.0.0/8');
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});
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it('trims whitespace before parsing scalar values', () => {
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expect(parseTrustProxySetting(' 2 ')).toBe(2);
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expect(parseTrustProxySetting(' true ')).toBe(true);
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});
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it('rejects finite non-integer numeric values instead of passing them to Express', () => {
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expect(() => parseTrustProxySetting('1.5')).toThrow(/non-negative integer/);
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expect(() => parseTrustProxySetting('-1')).toThrow(/non-negative integer/);
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});
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});
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