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chore: add simple validation for static dialer-proxy config (#2551)

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Currently, it can only validate whether a cycle exists in proxies, and cannot determine if it is caused by groups.
This commit is contained in:
sleshep
2026-01-30 20:39:06 +08:00
committed by GitHub
parent d36b024b10
commit 710772f993
3 changed files with 144 additions and 0 deletions
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79
config/utils_test.go Normal file
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@@ -0,0 +1,79 @@
package config
import (
"testing"
"github.com/stretchr/testify/assert"
)
func TestValidateDialerProxies(t *testing.T) {
testCases := []struct {
testName string
proxy []map[string]any
errContains string
}{
{
testName: "ValidReference",
proxy: []map[string]any{ // create proxy with valid dialer-proxy reference
{"name": "base-proxy", "type": "socks5", "server": "127.0.0.1", "port": 1080},
{"name": "proxy-with-dialer", "type": "socks5", "server": "127.0.0.1", "port": 1081, "dialer-proxy": "base-proxy"},
},
errContains: "",
},
{
testName: "NotFoundReference",
proxy: []map[string]any{ // create proxy with non-existent dialer-proxy reference
{"name": "proxy-with-dialer", "type": "socks5", "server": "127.0.0.1", "port": 1081, "dialer-proxy": "non-existent-proxy"},
},
errContains: "not found",
},
{
testName: "CircularDependency",
proxy: []map[string]any{
// create proxy A that references B
{"name": "proxy-a", "type": "socks5", "server": "127.0.0.1", "port": 1080, "dialer-proxy": "proxy-c"},
// create proxy B that references C
{"name": "proxy-b", "type": "socks5", "server": "127.0.0.1", "port": 1081, "dialer-proxy": "proxy-a"},
// create proxy C that references A (creates cycle)
{"name": "proxy-c", "type": "socks5", "server": "127.0.0.1", "port": 1082, "dialer-proxy": "proxy-a"},
},
errContains: "circular",
},
{
testName: "ComplexChain",
proxy: []map[string]any{ // create a valid chain: proxy-d -> proxy-c -> proxy-b -> proxy-a
{"name": "proxy-a", "type": "socks5", "server": "127.0.0.1", "port": 1080},
{"name": "proxy-b", "type": "socks5", "server": "127.0.0.1", "port": 1081, "dialer-proxy": "proxy-a"},
{"name": "proxy-c", "type": "socks5", "server": "127.0.0.1", "port": 1082, "dialer-proxy": "proxy-b"},
{"name": "proxy-d", "type": "socks5", "server": "127.0.0.1", "port": 1083, "dialer-proxy": "proxy-c"},
},
errContains: "",
},
{
testName: "EmptyDialerProxy",
proxy: []map[string]any{ // create proxy without dialer-proxy
{"name": "simple-proxy", "type": "socks5", "server": "127.0.0.1", "port": 1080},
},
errContains: "",
},
{
testName: "SelfReference",
proxy: []map[string]any{ // create proxy that references itself
{"name": "self-proxy", "type": "socks5", "server": "127.0.0.1", "port": 1080, "dialer-proxy": "self-proxy"},
},
errContains: "circular",
},
}
for _, testCase := range testCases {
t.Run(testCase.testName, func(t *testing.T) {
config := RawConfig{Proxy: testCase.proxy}
_, _, err := parseProxies(&config)
if testCase.errContains == "" {
assert.NoError(t, err, testCase.testName)
} else {
assert.ErrorContains(t, err, testCase.errContains, testCase.testName)
}
})
}
}