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