318 lines
8.1 KiB
Go
318 lines
8.1 KiB
Go
package cbor
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import (
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"encoding/hex"
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"net"
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"testing"
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)
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var enc = Encoder{}
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func TestAppendNil(t *testing.T) {
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s := enc.AppendNil([]byte{})
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got := string(s)
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want := "\xf6"
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if got != want {
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t.Errorf("appendNull() = 0x%s, want: 0x%s", hex.EncodeToString(s),
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hex.EncodeToString([]byte(want)))
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}
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}
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var booleanTestCases = []struct {
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val bool
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binary string
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json string
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}{
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{true, "\xf5", "true"},
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{false, "\xf4", "false"},
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}
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func TestAppendBool(t *testing.T) {
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for _, tc := range booleanTestCases {
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s := enc.AppendBool([]byte{}, tc.val)
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got := string(s)
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if got != tc.binary {
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t.Errorf("AppendBool(%s)=0x%s, want: 0x%s",
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tc.json, hex.EncodeToString(s),
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hex.EncodeToString([]byte(tc.binary)))
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}
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}
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}
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var booleanArrayTestCases = []struct {
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val []bool
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binary string
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json string
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}{
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{[]bool{true, false, true}, "\x83\xf5\xf4\xf5", "[true,false,true]"},
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{[]bool{true, false, false, true, false, true}, "\x86\xf5\xf4\xf4\xf5\xf4\xf5", "[true,false,false,true,false,true]"},
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}
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func TestAppendBoolArray(t *testing.T) {
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for _, tc := range booleanArrayTestCases {
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s := enc.AppendBools([]byte{}, tc.val)
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got := string(s)
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if got != tc.binary {
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t.Errorf("AppendBools(%s)=0x%s, want: 0x%s",
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tc.json, hex.EncodeToString(s),
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hex.EncodeToString([]byte(tc.binary)))
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}
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}
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}
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var integerTestCases = []struct {
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val int
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binary string
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}{
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// Value included in the type.
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{0, "\x00"},
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{1, "\x01"},
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{2, "\x02"},
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{3, "\x03"},
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{8, "\x08"},
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{9, "\x09"},
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{10, "\x0a"},
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{22, "\x16"},
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{23, "\x17"},
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// Value in 1 byte.
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{24, "\x18\x18"},
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{25, "\x18\x19"},
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{26, "\x18\x1a"},
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{100, "\x18\x64"},
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{254, "\x18\xfe"},
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{255, "\x18\xff"},
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// Value in 2 bytes.
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{256, "\x19\x01\x00"},
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{257, "\x19\x01\x01"},
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{1000, "\x19\x03\xe8"},
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{0xFFFF, "\x19\xff\xff"},
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// Value in 4 bytes.
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{0x10000, "\x1a\x00\x01\x00\x00"},
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{0x7FFFFFFE, "\x1a\x7f\xff\xff\xfe"},
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{1000000, "\x1a\x00\x0f\x42\x40"},
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// Negative number test cases.
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// Value included in the type.
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{-1, "\x20"},
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{-2, "\x21"},
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{-3, "\x22"},
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{-10, "\x29"},
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{-21, "\x34"},
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{-22, "\x35"},
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{-23, "\x36"},
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{-24, "\x37"},
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// Value in 1 byte.
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{-25, "\x38\x18"},
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{-26, "\x38\x19"},
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{-100, "\x38\x63"},
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{-254, "\x38\xfd"},
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{-255, "\x38\xfe"},
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{-256, "\x38\xff"},
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// Value in 2 bytes.
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{-257, "\x39\x01\x00"},
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{-258, "\x39\x01\x01"},
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{-1000, "\x39\x03\xe7"},
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// Value in 4 bytes.
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{-0x10001, "\x3a\x00\x01\x00\x00"},
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{-0x7FFFFFFE, "\x3a\x7f\xff\xff\xfd"},
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{-1000000, "\x3a\x00\x0f\x42\x3f"},
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}
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func TestAppendInt(t *testing.T) {
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for _, tc := range integerTestCases {
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s := enc.AppendInt([]byte{}, tc.val)
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got := string(s)
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if got != tc.binary {
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t.Errorf("AppendInt(0x%x)=0x%s, want: 0x%s",
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tc.val, hex.EncodeToString(s),
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hex.EncodeToString([]byte(tc.binary)))
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}
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}
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}
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var integerArrayTestCases = []struct {
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val []int
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binary string
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json string
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}{
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{[]int{-1, 0, 200, 20}, "\x84\x20\x00\x18\xc8\x14", "[-1,0,200,20]"},
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{[]int{-200, -10, 200, 400}, "\x84\x38\xc7\x29\x18\xc8\x19\x01\x90", "[-200,-10,200,400]"},
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{[]int{1, 2, 3}, "\x83\x01\x02\x03", "[1,2,3]"},
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{[]int{1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25},
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"\x98\x19\x01\x02\x03\x04\x05\x06\x07\x08\x09\x0a\x0b\x0c\x0d\x0e\x0f\x10\x11\x12\x13\x14\x15\x16\x17\x18\x18\x18\x19",
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"[1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25]"},
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}
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func TestAppendIntArray(t *testing.T) {
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for _, tc := range integerArrayTestCases {
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s := enc.AppendInts([]byte{}, tc.val)
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got := string(s)
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if got != tc.binary {
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t.Errorf("AppendInts(%s)=0x%s, want: 0x%s",
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tc.json, hex.EncodeToString(s),
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hex.EncodeToString([]byte(tc.binary)))
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}
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}
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}
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var float32TestCases = []struct {
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val float32
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binary string
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}{
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{0.0, "\xfa\x00\x00\x00\x00"},
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{-0.0, "\xfa\x00\x00\x00\x00"},
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{1.0, "\xfa\x3f\x80\x00\x00"},
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{1.5, "\xfa\x3f\xc0\x00\x00"},
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{65504.0, "\xfa\x47\x7f\xe0\x00"},
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{-4.0, "\xfa\xc0\x80\x00\x00"},
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{0.00006103515625, "\xfa\x38\x80\x00\x00"},
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}
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func TestAppendFloat32(t *testing.T) {
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for _, tc := range float32TestCases {
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s := enc.AppendFloat32([]byte{}, tc.val)
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got := string(s)
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if got != tc.binary {
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t.Errorf("AppendFloat32(%f)=0x%s, want: 0x%s",
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tc.val, hex.EncodeToString(s),
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hex.EncodeToString([]byte(tc.binary)))
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}
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}
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}
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var ipAddrTestCases = []struct {
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ipaddr net.IP
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text string // ASCII representation of ipaddr
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binary string // CBOR representation of ipaddr
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}{
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{net.IP{10, 0, 0, 1}, "\"10.0.0.1\"", "\xd9\x01\x04\x44\x0a\x00\x00\x01"},
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{net.IP{0x20, 0x01, 0x0d, 0xb8, 0x85, 0xa3, 0x0, 0x0, 0x0, 0x0, 0x8a, 0x2e, 0x03, 0x70, 0x73, 0x34},
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"\"2001:db8:85a3::8a2e:370:7334\"",
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"\xd9\x01\x04\x50\x20\x01\x0d\xb8\x85\xa3\x00\x00\x00\x00\x8a\x2e\x03\x70\x73\x34"},
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}
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func TestAppendNetworkAddr(t *testing.T) {
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for _, tc := range ipAddrTestCases {
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s := enc.AppendIPAddr([]byte{}, tc.ipaddr)
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got := string(s)
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if got != tc.binary {
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t.Errorf("AppendIPAddr(%s)=0x%s, want: 0x%s",
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tc.ipaddr, hex.EncodeToString(s),
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hex.EncodeToString([]byte(tc.binary)))
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}
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}
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}
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var macAddrTestCases = []struct {
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macaddr net.HardwareAddr
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text string // ASCII representation of macaddr
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binary string // CBOR representation of macaddr
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}{
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{net.HardwareAddr{0x12, 0x34, 0x56, 0x78, 0x90, 0xab}, "\"12:34:56:78:90:ab\"", "\xd9\x01\x04\x46\x12\x34\x56\x78\x90\xab"},
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{net.HardwareAddr{0x20, 0x01, 0x0d, 0xb8, 0x85, 0xa3}, "\"20:01:0d:b8:85:a3\"", "\xd9\x01\x04\x46\x20\x01\x0d\xb8\x85\xa3"},
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}
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func TestAppendMacAddr(t *testing.T) {
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for _, tc := range macAddrTestCases {
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s := enc.AppendMACAddr([]byte{}, tc.macaddr)
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got := string(s)
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if got != tc.binary {
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t.Errorf("AppendMACAddr(%s)=0x%s, want: 0x%s",
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tc.macaddr.String(), hex.EncodeToString(s),
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hex.EncodeToString([]byte(tc.binary)))
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}
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}
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}
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var IPPrefixTestCases = []struct {
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pfx net.IPNet
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text string // ASCII representation of pfx
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binary string // CBOR representation of pfx
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}{
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{net.IPNet{IP: net.IP{0, 0, 0, 0}, Mask: net.CIDRMask(0, 32)}, "\"0.0.0.0/0\"", "\xd9\x01\x05\xa1\x44\x00\x00\x00\x00\x00"},
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{net.IPNet{IP: net.IP{192, 168, 0, 100}, Mask: net.CIDRMask(24, 32)}, "\"192.168.0.100/24\"",
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"\xd9\x01\x05\xa1\x44\xc0\xa8\x00\x64\x18\x18"},
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}
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func TestAppendIPPrefix(t *testing.T) {
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for _, tc := range IPPrefixTestCases {
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s := enc.AppendIPPrefix([]byte{}, tc.pfx)
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got := string(s)
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if got != tc.binary {
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t.Errorf("AppendIPPrefix(%s)=0x%s, want: 0x%s",
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tc.pfx.String(), hex.EncodeToString(s),
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hex.EncodeToString([]byte(tc.binary)))
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}
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}
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}
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func BenchmarkAppendInt(b *testing.B) {
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type st struct {
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sz byte
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val int64
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}
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tests := map[string]st{
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"int-Positive": {sz: 0, val: 10000},
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"int-Negative": {sz: 0, val: -10000},
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"uint8": {sz: 1, val: 100},
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"uint16": {sz: 2, val: 0xfff},
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"uint32": {sz: 4, val: 0xffffff},
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"uint64": {sz: 8, val: 0xffffffffff},
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"int8": {sz: 21, val: -120},
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"int16": {sz: 22, val: -1200},
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"int32": {sz: 23, val: 32000},
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"int64": {sz: 24, val: 0xffffffffff},
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}
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for name, str := range tests {
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b.Run(name, func(b *testing.B) {
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buf := make([]byte, 0, 100)
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for i := 0; i < b.N; i++ {
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switch str.sz {
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case 0:
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_ = enc.AppendInt(buf, int(str.val))
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case 1:
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_ = enc.AppendUint8(buf, uint8(str.val))
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case 2:
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_ = enc.AppendUint16(buf, uint16(str.val))
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case 4:
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_ = enc.AppendUint32(buf, uint32(str.val))
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case 8:
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_ = enc.AppendUint64(buf, uint64(str.val))
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case 21:
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_ = enc.AppendInt8(buf, int8(str.val))
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case 22:
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_ = enc.AppendInt16(buf, int16(str.val))
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case 23:
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_ = enc.AppendInt32(buf, int32(str.val))
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case 24:
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_ = enc.AppendInt64(buf, int64(str.val))
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}
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}
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})
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}
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}
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func BenchmarkAppendFloat(b *testing.B) {
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type st struct {
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sz byte
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val float64
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}
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tests := map[string]st{
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"Float32": {sz: 4, val: 10000.12345},
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"Float64": {sz: 8, val: -10000.54321},
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}
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for name, str := range tests {
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b.Run(name, func(b *testing.B) {
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buf := make([]byte, 0, 100)
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for i := 0; i < b.N; i++ {
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switch str.sz {
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case 4:
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_ = enc.AppendFloat32(buf, float32(str.val))
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case 8:
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_ = enc.AppendFloat64(buf, str.val)
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}
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}
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})
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}
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}
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