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tlv_test.go
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tlv_test.go
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package tlv
import (
"fmt"
"io/ioutil"
"os"
"testing"
)
const (
TypeTest1 = iota
TypeTest2
TypeTest3
TypeTest4
TypeTest5
TypeTest6
)
func FailWithError(t *testing.T, name string, err error) {
fmt.Printf("[!] %s failed: %s\n", name, err.Error())
t.FailNow()
}
var errNoMatch = fmt.Errorf("TLV records don't match")
func TestTLVRead(t *testing.T) {
descr := []byte("This is a test description.")
tlv := New(TypeTest1, descr)
tmpFile, err := ioutil.TempFile("", "metakey_test_")
if err != nil {
FailWithError(t, "TestTLVRead", err)
}
tmpName := tmpFile.Name()
err = WriteObject(tlv, tmpFile)
if err != nil {
FailWithError(t, "TestTLVRead", err)
}
tmpFile.Close()
defer os.Remove(tmpName)
tlvRaw, err := ioutil.ReadFile(tmpName)
if err != nil {
FailWithError(t, "TestTLVRead", err)
}
tmpTLV, err := FromBytes(tlvRaw)
if err != nil {
FailWithError(t, "TestTLVRead", err)
}
if !Equal(tlv, tmpTLV) {
FailWithError(t, "TestTLVRead", errNoMatch)
}
tmpFile, err = os.Open(tmpName)
if err != nil {
FailWithError(t, "TestTLVRead", err)
}
tmpTLV, err = ReadObject(tmpFile)
if err != nil {
FailWithError(t, "TestTLVRead", err)
} else if !Equal(tlv, tmpTLV) {
FailWithError(t, "TestTLVRead", errNoMatch)
}
}
func TestTLVListAdd(t *testing.T) {
tlvl := NewList()
tlv1 := New(TypeTest1, []byte("foo bar"))
tlv2 := New(TypeTest2, []byte("baz quux"))
tlvl.Add(TypeTest1, []byte("foo bar"))
tlvl.Add(TypeTest2, []byte("baz quux"))
if tlvl.Length() != 2 {
err := fmt.Errorf("records not added")
FailWithError(t, "TestTLVListAdd", err)
}
tmpTLV, err := tlvl.Get(TypeTest1)
if err != nil {
FailWithError(t, "TestTLVListAdd", errNoMatch)
} else if !Equal(tmpTLV, tlv1) {
FailWithError(t, "TestTLVListAdd", errNoMatch)
}
tmpTLV, err = tlvl.Get(TypeTest2)
if err != nil {
FailWithError(t, "TestTLVListAdd", errNoMatch)
} else if !Equal(tmpTLV, tlv2) {
FailWithError(t, "TestTLVListAdd", errNoMatch)
}
}
func TestTLVListRemove(t *testing.T) {
tlvl := NewList()
tlvl.Add(TypeTest1, []byte("foo bar"))
if tlvl.Length() != 1 {
err := fmt.Errorf("records not added")
FailWithError(t, "TestTLVListAdd", err)
}
if 1 != tlvl.Remove(TypeTest1) {
FailWithError(t, "TestTLVListRemove",
fmt.Errorf("record not removed"))
}
if _, err := tlvl.Get(TypeTest1); err != ErrTypeNotFound {
FailWithError(t, "TestTLVListRemove",
fmt.Errorf("record should be removed"))
}
}
func TestTLVListRemoveRecord(t *testing.T) {
tlvl := NewList()
tlv1 := New(TypeTest1, []byte("foo bar"))
tlvl.Add(TypeTest1, []byte("foo bar"))
if tlvl.Length() != 1 {
err := fmt.Errorf("records not added")
FailWithError(t, "TestTLVListAdd", err)
}
if 1 != tlvl.RemoveObject(tlv1) {
FailWithError(t, "TestTLVListRemove",
fmt.Errorf("record not removed"))
}
if _, err := tlvl.Get(TypeTest1); err != ErrTypeNotFound {
FailWithError(t, "TestTLVListRemove",
fmt.Errorf("record should be removed"))
}
}
func TestTLVListRemoveRecords(t *testing.T) {
tlvl := NewList()
tlv1 := New(TypeTest1, []byte("foo bar"))
tlv2 := New(TypeTest2, []byte("baz quux"))
tlv3 := New(TypeTest1, []byte("goodbye, cruel world"))
tlvl.AddObject(tlv1)
tlvl.AddObject(tlv2)
tlvl.AddObject(tlv3)
if tlvl.Length() != 3 {
err := fmt.Errorf("records not added")
FailWithError(t, "TestTLVRemoveRecords", err)
}
if tlvs := tlvl.GetAll(TypeTest1); len(tlvs) != 2 {
fmt.Printf("%d TypeTest1 records, expected %d\n",
len(tlvs), 2)
FailWithError(t, "TestTLVListRemoveRecords",
fmt.Errorf("records not added"))
}
if n := tlvl.Remove(TypeTest1); n != 2 {
fmt.Printf("only %d records removed\n", n)
FailWithError(t, "TestTLVListRemoveRecords",
fmt.Errorf("record not removed"))
}
if _, err := tlvl.Get(TypeTest1); err != ErrTypeNotFound {
FailWithError(t, "TestTLVListRemove",
fmt.Errorf("record should be removed"))
}
}
func TestTLVListReadWrite(t *testing.T) {
tlvl := NewList()
tlv1 := New(TypeTest1, []byte("foo bar"))
tlv2 := New(TypeTest2, []byte("baz quux"))
tlv3 := New(TypeTest3, []byte("gophers are everywhere!"))
tlv4 := New(TypeTest4, []byte{53, 139, 142, 31, 142, 157, 225, 31,
13, 253, 8, 22, 204, 168, 197, 37,
102, 99, 63, 217, 89, 167, 63, 120,
219, 154, 148, 175, 195, 24, 35, 55})
tlv5 := New(TypeTest5, []byte{79, 74, 170, 235, 57, 206, 46, 164,
152, 26, 5, 55, 128, 176, 50, 93, 219,
190, 120, 11, 11, 172, 145, 81, 153,
174, 192, 120, 56, 207, 84, 180, 71,
252, 199, 98, 13, 142, 149, 150, 159,
80, 9, 239, 5, 36, 50, 82, 128, 216,
217, 247, 180, 53, 215, 187, 101, 78,
124, 79, 201, 36, 200, 55})
tlv6 := New(TypeTest6, []byte{61, 138, 6, 151, 196, 225, 46, 32, 31,
227, 35, 47, 85, 196, 155, 82, 98,
113, 221, 48, 119, 34, 126, 70, 183,
222, 185, 125, 65, 249, 167, 101, 98,
182, 112, 159, 3, 139, 66, 104, 55,
108, 161, 146, 175, 89, 70, 97, 70,
168, 83, 95, 217, 179, 28, 35, 168,
115, 101, 123, 222, 60, 175, 185, 171,
166, 192, 74, 131, 105, 235, 245, 102,
245, 176, 113, 10, 148, 176, 216, 174,
72, 138, 159, 238, 133, 239, 0, 18,
221, 96, 20, 216, 63, 77, 246, 85, 248,
169, 230, 234, 48, 80, 175, 225, 175,
109, 95, 192, 127, 215, 110, 30, 69,
186, 205, 50, 207, 228, 168, 13, 186,
104, 73, 142, 158, 114, 152})
tlvs := []TLV{tlv1, tlv2, tlv3, tlv4, tlv5, tlv6}
tlvl.Add(tlv1.Type(), tlv1.Value())
tlvl.Add(tlv2.Type(), tlv2.Value())
tlvl.Add(tlv3.Type(), tlv3.Value())
tlvl.Add(tlv4.Type(), tlv4.Value())
tlvl.Add(tlv5.Type(), tlv5.Value())
tlvl.Add(tlv6.Type(), tlv6.Value())
tmpFile, err := ioutil.TempFile("", "metakey_test_")
if err != nil {
FailWithError(t, "TestTLVListReadWrite", err)
}
tmpName := tmpFile.Name()
defer os.Remove(tmpName)
err = tlvl.Write(tmpFile)
if err != nil {
FailWithError(t, "TestTLVListReadWrite", err)
}
tmpFile.Close()
tmpFile, err = os.Open(tmpName)
if err != nil {
FailWithError(t, "TestTLVListReadWrite", err)
}
rtlvl, err := Read(tmpFile)
if err != nil {
FailWithError(t, "TestTLVListReadWrite", err)
}
for _, testTLV := range tlvs {
rTLV, err := rtlvl.Get(testTLV.Type())
if err != nil {
FailWithError(t, "TestTLVListReadWrite", err)
} else if !Equal(testTLV, rTLV) {
FailWithError(t, "TestTLVListReadWrite", errNoMatch)
}
}
}