mirror of
https://github.com/miekg/dns.git
synced 2025-11-04 04:31:01 +01:00
56 lines
1.2 KiB
Go
56 lines
1.2 KiB
Go
package dns
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import (
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"io/ioutil"
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"os"
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"path/filepath"
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"testing"
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)
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const normal string = `
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# Comment
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domain somedomain.com
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nameserver 10.28.10.2
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nameserver 11.28.10.1
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`
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const missingNewline string = `
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domain somedomain.com
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nameserver 10.28.10.2
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nameserver 11.28.10.1` // <- NOTE: NO newline.
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func testConfig(t *testing.T, data string) {
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tempDir, err := ioutil.TempDir("", "")
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if err != nil {
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t.Fatalf("TempDir: %v", err)
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}
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defer os.RemoveAll(tempDir)
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path := filepath.Join(tempDir, "resolv.conf")
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if err := ioutil.WriteFile(path, []byte(data), 0644); err != nil {
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t.Fatalf("WriteFile: %v", err)
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}
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cc, err := ClientConfigFromFile(path)
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if err != nil {
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t.Errorf("error parsing resolv.conf: %v", err)
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}
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if l := len(cc.Servers); l != 2 {
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t.Errorf("incorrect number of nameservers detected: %d", l)
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}
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if l := len(cc.Search); l != 1 {
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t.Errorf("domain directive not parsed correctly: %v", cc.Search)
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} else {
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if cc.Search[0] != "somedomain.com" {
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t.Errorf("domain is unexpected: %v", cc.Search[0])
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}
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}
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}
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func TestNameserver(t *testing.T) {
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testConfig(t, normal)
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}
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func TestMissingFinalNewLine(t *testing.T) {
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testConfig(t, missingNewline)
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}
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