github.com/nemunaire/dnscontrol@v0.2.8/pkg/spflib/flatten_test.go (about) 1 package spflib 2 3 import ( 4 "strings" 5 "testing" 6 ) 7 8 func TestFlatten(t *testing.T) { 9 res, err := NewCache("testdata-dns1.json") 10 if err != nil { 11 t.Fatal(err) 12 } 13 rec, err := Parse(strings.Join([]string{"v=spf1", 14 "ip4:198.252.206.0/24", 15 "ip4:192.111.0.0/24", 16 "include:_spf.google.com", 17 "include:mailgun.org", 18 "include:spf-basic.fogcreek.com", 19 "include:mail.zendesk.com", 20 "include:servers.mcsv.net", 21 "include:sendgrid.net", 22 "include:spf.mtasv.net", 23 "~all"}, " "), res) 24 if err != nil { 25 t.Fatal(err) 26 } 27 t.Log(rec.Print()) 28 rec = rec.Flatten("mailgun.org") 29 t.Log(rec.Print()) 30 } 31 32 // each test is array of strings. 33 // first item is unsplit input 34 // next is @ spf record 35 // after that is alternating record fqdn and value 36 var splitTests = [][]string{ 37 { 38 "simple", 39 "v=spf1 -all", 40 "v=spf1 -all", 41 }, 42 { 43 "longsimple", 44 "v=spf1 include:a01234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789.com -all", 45 "v=spf1 include:a01234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789.com -all", 46 }, 47 { 48 "long simple multipart", 49 "v=spf1 include:a.com include:b.com include:12345678901234567890123456789000000000000000123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789.com -all", 50 "v=spf1 include:a.com include:b.com include:12345678901234567890123456789000000000000000123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789.com -all", 51 }, 52 { 53 "overflow", 54 "v=spf1 include:a.com include:b.com include:X12345678901234567890123456789000000000000000123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789.com -all", 55 "v=spf1 include:a.com include:b.com include:_spf1.stackex.com -all", 56 "_spf1.stackex.com", 57 "v=spf1 include:X12345678901234567890123456789000000000000000123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789.com -all", 58 }, 59 { 60 "overflow all sign carries", 61 "v=spf1 include:a.com include:b.com include:X12345678901234567890123456789000000000000000123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789.com ~all", 62 "v=spf1 include:a.com include:b.com include:_spf1.stackex.com ~all", 63 "_spf1.stackex.com", 64 "v=spf1 include:X12345678901234567890123456789000000000000000123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789.com ~all", 65 }, 66 { 67 "really big", 68 "v=spf1 ip4:200.192.169.178 ip4:200.192.169.178 ip4:200.192.169.178 ip4:200.192.169.178 ip4:200.192.169.178 ip4:200.192.169.178 ip4:200.192.169.178 ip4:200.192.169.178 ip4:200.192.169.178 ip4:200.192.169.178 ip4:200.192.169.178 ip4:200.192.169.178 ip4:200.192.169.178" + 69 " ip4:200.192.169.178 ip4:200.192.169.178 ip4:200.192.169.178 ip4:200.192.169.178 ip4:200.192.169.178 ip4:200.192.169.178 ip4:200.192.169.178 ip4:200.192.169.178 ip4:200.192.169.178 ip4:200.192.169.178 ip4:200.192.169.178 ip4:200.192.169.178 ip4:200.192.169.178 ip4:200.192.169.178" + 70 " ip4:200.192.169.178 ip4:200.192.169.178 ip4:200.192.169.178 ip4:200.192.169.178 ip4:200.192.169.178 ip4:200.192.169.178 ip4:200.192.169.178 ip4:200.192.169.178 ip4:200.192.169.178 ip4:200.192.169.178 ip4:200.192.169.178 ip4:200.192.169.178 ip4:200.192.169.178 ip4:200.192.169.178 -all", 71 "v=spf1 ip4:200.192.169.178 ip4:200.192.169.178 ip4:200.192.169.178 ip4:200.192.169.178 ip4:200.192.169.178 ip4:200.192.169.178 ip4:200.192.169.178 ip4:200.192.169.178 ip4:200.192.169.178 ip4:200.192.169.178 include:_spf1.stackex.com -all", 72 "_spf1.stackex.com", 73 "v=spf1 ip4:200.192.169.178 ip4:200.192.169.178 ip4:200.192.169.178 ip4:200.192.169.178 ip4:200.192.169.178 ip4:200.192.169.178 ip4:200.192.169.178 ip4:200.192.169.178 ip4:200.192.169.178 ip4:200.192.169.178 include:_spf2.stackex.com -all", 74 "_spf2.stackex.com", 75 "v=spf1 ip4:200.192.169.178 ip4:200.192.169.178 ip4:200.192.169.178 ip4:200.192.169.178 ip4:200.192.169.178 ip4:200.192.169.178 ip4:200.192.169.178 ip4:200.192.169.178 ip4:200.192.169.178 ip4:200.192.169.178 include:_spf3.stackex.com -all", 76 "_spf3.stackex.com", 77 "v=spf1 ip4:200.192.169.178 ip4:200.192.169.178 ip4:200.192.169.178 ip4:200.192.169.178 ip4:200.192.169.178 ip4:200.192.169.178 ip4:200.192.169.178 ip4:200.192.169.178 ip4:200.192.169.178 ip4:200.192.169.178 ip4:200.192.169.178 -all", 78 }, 79 { 80 "too long to split", 81 "v=spf1 include:a0123456789012345678901234567890123456789012345sssss6789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789.com -all", 82 "v=spf1 include:a0123456789012345678901234567890123456789012345sssss6789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789.com -all", 83 }, 84 } 85 86 func TestSplit(t *testing.T) { 87 for _, tst := range splitTests { 88 t.Run(tst[0], func(t *testing.T) { 89 rec, err := Parse(tst[1], nil) 90 if err != nil { 91 t.Fatal(err) 92 } 93 res := rec.TXTSplit("_spf%d.stackex.com") 94 if res["@"] != tst[2] { 95 t.Fatalf("Root record wrong. \nExp %s\ngot %s", tst[2], res["@"]) 96 } 97 for i := 3; i < len(tst); i += 2 { 98 fqdn := tst[i] 99 exp := tst[i+1] 100 if res[fqdn] != exp { 101 t.Fatalf("Record %s.\nExp %s\ngot %s", fqdn, exp, res[fqdn]) 102 } 103 } 104 }) 105 } 106 }