mirror of
https://github.com/juanfont/headscale.git
synced 2026-07-17 13:30:49 +09:00
Kristoffer Dalby
21 lines
593 B
Go
21 lines
593 B
Go
package util
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import (
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"net/netip"
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"testing"
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"github.com/stretchr/testify/assert"
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"github.com/stretchr/testify/require"
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)
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// TestGenerateIPv4DNSRootDomainSingleAddress ensures a single-address IPv4
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// prefix (/32) does not index past the 4-byte address and panic. A full-width
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// mask leaves no wildcard octet, so the function must emit the one reverse-DNS
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// name for that address.
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func TestGenerateIPv4DNSRootDomainSingleAddress(t *testing.T) {
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require.NotPanics(t, func() {
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fqdns := GenerateIPv4DNSRootDomain(netip.MustParsePrefix("100.64.0.1/32"))
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assert.Len(t, fqdns, 1)
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})
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}
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