61 lines
1.3 KiB
Go
61 lines
1.3 KiB
Go
package hostresolver
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import (
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"testing"
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"github.com/stretchr/testify/assert"
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)
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func TestCNAMEFlatten(t *testing.T) {
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testCase := []struct {
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desc string
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resolvFile string
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domain string
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expectedDomain string
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isCNAME bool
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}{
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{
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desc: "host request is CNAME record",
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resolvFile: "/etc/resolv.conf",
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domain: "www.github.com",
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expectedDomain: "github.com",
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isCNAME: true,
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},
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{
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desc: "resolve file not found",
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resolvFile: "/etc/resolv.oops",
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domain: "www.github.com",
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expectedDomain: "www.github.com",
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isCNAME: false,
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},
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{
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desc: "host request is not CNAME record",
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resolvFile: "/etc/resolv.conf",
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domain: "github.com",
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expectedDomain: "github.com",
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isCNAME: false,
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},
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}
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for _, test := range testCase {
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test := test
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t.Run(test.desc, func(t *testing.T) {
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t.Parallel()
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hostResolver := &Resolver{
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ResolvConfig: test.resolvFile,
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ResolvDepth: 5,
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}
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reqH, flatH := hostResolver.CNAMEFlatten(test.domain)
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assert.Equal(t, test.domain, reqH)
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assert.Equal(t, test.expectedDomain, flatH)
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if test.isCNAME {
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assert.NotEqual(t, test.expectedDomain, reqH)
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} else {
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assert.Equal(t, test.expectedDomain, reqH)
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}
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})
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}
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}
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