mirror of
https://gitee.com/wanwujie/sub2api
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52 lines
1.3 KiB
Go
52 lines
1.3 KiB
Go
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//go:build unit
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package ip
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import (
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"testing"
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"github.com/stretchr/testify/require"
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)
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func TestIsPrivateIP(t *testing.T) {
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tests := []struct {
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name string
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ip string
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expected bool
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}{
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// 私有 IPv4
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{"10.x 私有地址", "10.0.0.1", true},
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{"10.x 私有地址段末", "10.255.255.255", true},
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{"172.16.x 私有地址", "172.16.0.1", true},
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{"172.31.x 私有地址", "172.31.255.255", true},
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{"192.168.x 私有地址", "192.168.1.1", true},
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{"127.0.0.1 本地回环", "127.0.0.1", true},
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{"127.x 回环段", "127.255.255.255", true},
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// 公网 IPv4
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{"8.8.8.8 公网 DNS", "8.8.8.8", false},
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{"1.1.1.1 公网", "1.1.1.1", false},
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{"172.15.255.255 非私有", "172.15.255.255", false},
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{"172.32.0.0 非私有", "172.32.0.0", false},
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{"11.0.0.1 公网", "11.0.0.1", false},
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// IPv6
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{"::1 IPv6 回环", "::1", true},
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{"fc00:: IPv6 私有", "fc00::1", true},
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{"fd00:: IPv6 私有", "fd00::1", true},
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{"2001:db8::1 IPv6 公网", "2001:db8::1", false},
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// 无效输入
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{"空字符串", "", false},
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{"非法字符串", "not-an-ip", false},
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{"不完整 IP", "192.168", false},
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}
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for _, tc := range tests {
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t.Run(tc.name, func(t *testing.T) {
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got := isPrivateIP(tc.ip)
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require.Equal(t, tc.expected, got, "isPrivateIP(%q)", tc.ip)
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})
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}
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}
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