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path: root/modules/caddyhttp/reverseproxy/upstreams_test.go
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package reverseproxy

import "testing"

func TestResolveIpVersion(t *testing.T) {
	falseBool := false
	trueBool := true
	tests := []struct {
		Versions          *IPVersions
		expectedIpVersion string
	}{
		{
			Versions:          &IPVersions{IPv4: &trueBool},
			expectedIpVersion: "ip4",
		},
		{
			Versions:          &IPVersions{IPv4: &falseBool},
			expectedIpVersion: "ip",
		},
		{
			Versions:          &IPVersions{IPv4: &trueBool, IPv6: &falseBool},
			expectedIpVersion: "ip4",
		},
		{
			Versions:          &IPVersions{IPv6: &trueBool},
			expectedIpVersion: "ip6",
		},
		{
			Versions:          &IPVersions{IPv6: &falseBool},
			expectedIpVersion: "ip",
		},
		{
			Versions:          &IPVersions{IPv6: &trueBool, IPv4: &falseBool},
			expectedIpVersion: "ip6",
		},
		{
			Versions:          &IPVersions{},
			expectedIpVersion: "ip",
		},
		{
			Versions:          &IPVersions{IPv4: &trueBool, IPv6: &trueBool},
			expectedIpVersion: "ip",
		},
		{
			Versions:          &IPVersions{IPv4: &falseBool, IPv6: &falseBool},
			expectedIpVersion: "ip",
		},
	}
	for _, test := range tests {
		ipVersion := resolveIpVersion(test.Versions)
		if ipVersion != test.expectedIpVersion {
			t.Errorf("resolveIpVersion(): Expected %s got %s", test.expectedIpVersion, ipVersion)
		}
	}

}