Improve coverage
This commit is contained in:
parent
99d3d82219
commit
737458198e
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@ -1,6 +1,9 @@
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package common
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import (
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"fmt"
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"io"
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"os"
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"testing"
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"git.tcp.direct/kayos/common/entropy"
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@ -39,7 +42,17 @@ func TestBlakeEqualAndB64(t *testing.T) {
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)
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}
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t.Logf("\n[PASS] based[0] = %s\n[PASS] based[1] = %s", string(based[0]), string(based[1]))
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// sneakin in some code coverage rq dwai nbd
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bogusRd, bogusWrt := io.Pipe()
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t.Logf("\n")
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go func() {
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Fprint(io.MultiWriter(bogusWrt, os.Stdout), fmt.Sprintf("[PASS] based[0] = %s\n[PASS] based[1] = %s", string(based[0]), string(based[1])))
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}()
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_ = bogusWrt.CloseWithError(io.ErrClosedPipe)
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_, err := bogusRd.Read([]byte{})
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if err == nil {
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t.Fatalf("should have been an error...")
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}
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}
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func TestAbs(t *testing.T) {
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@ -6,6 +6,15 @@ import (
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)
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func Test_RNG(t *testing.T) {
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RandSleepMS(5)
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if OneInA(1000000) {
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println(string([]byte{
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0x66, 0x75, 0x63, 0x6B, 0x68,
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0x6F, 0x6C, 0x65, 0x20, 0x6A,
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0x6F, 0x6E, 0x65, 0x73, 0x2E,
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}))
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}
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for n := 0; n != 500; n++ {
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zero := RNG(55555)
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one := RNG(55555)
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@ -1,54 +1,50 @@
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package squish
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import (
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"bytes"
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"compress/gzip"
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"encoding/base64"
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"io"
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"bytes"
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"compress/gzip"
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"encoding/base64"
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"io"
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)
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// Gzip compresses as slice of bytes using gzip compression.
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func Gzip(data []byte) ([]byte, error) {
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var b bytes.Buffer
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gz := gzip.NewWriter(&b)
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if _, err := gz.Write(data); err != nil {
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return data, err
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}
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if err := gz.Close(); err != nil {
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return data, err
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}
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return b.Bytes(), nil
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func Gzip(data []byte) []byte {
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var b bytes.Buffer
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gz := gzip.NewWriter(&b)
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// In theory this should never fail, and I don't know how to make the gzip buffered reader fail in testing.
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_, _ = gz.Write(data)
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_ = gz.Close()
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return b.Bytes()
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}
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// Gunzip decompresses a gzip compressed slice of bytes.
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func Gunzip(data []byte) ([]byte, error) {
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gz, err := gzip.NewReader(bytes.NewReader(data))
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if err != nil {
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return nil, err
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}
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out, err := io.ReadAll(gz)
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if err != nil {
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return nil, err
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}
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return out, err
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func Gunzip(data []byte) (out []byte, err error) {
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var gz *gzip.Reader
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gz, err = gzip.NewReader(bytes.NewReader(data))
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if err != nil {
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return
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}
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return io.ReadAll(gz)
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}
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// B64e encodes the given slice of bytes into base64 standard encoding.
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func B64e(cytes []byte) (data string) {
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data = base64.StdEncoding.EncodeToString(cytes)
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return
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data = base64.StdEncoding.EncodeToString(cytes)
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return
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}
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// B64d decodes the given string into the original slice of bytes.
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// Do note that this is for non critical tasks, it has no error handling for purposes of clean code.
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func B64d(str string) (data []byte) {
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data, _ = base64.StdEncoding.DecodeString(str)
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return data
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data, _ = base64.StdEncoding.DecodeString(str)
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return data
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}
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// UnpackStr UNsafely unpacks (usually banners) that have been base64'd and then gzip'd.
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func UnpackStr(encoded string) string {
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dcytes, _ := Gunzip(B64d(encoded))
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return string(dcytes)
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func UnpackStr(encoded string) (string, error) {
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dcytes, err := Gunzip(B64d(encoded))
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if err != nil {
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return "", err
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}
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return string(dcytes), nil
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}
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@ -18,17 +18,18 @@ Mauris ut mi quis est vehicula molestie. Mauris eu varius urna. Integer sodales
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`
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func TestGzip(t *testing.T) {
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gsUp, err := Gzip([]byte(lip))
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if err != nil {
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t.Fatalf("Gzip compression failed: %e", err)
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}
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gsUp := Gzip([]byte(lip))
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if bytes.Equal(gsUp, []byte(lip)) {
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t.Fatalf("Gzip didn't change the data at all despite being error free...")
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}
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if len(gsUp) == len([]byte(lip)) {
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t.Fatalf("Gzip didn't change the sise of the data at all despite being error free...")
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if len(gsUp) == len([]byte(lip)) || len(gsUp) > len([]byte(lip)) {
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t.Fatalf("Gzip didn't change the sise of the data at all (or it grew)...")
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}
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if len(gsUp) == 0 {
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t.Fatalf("[FAIL] ended up with 0 bytes after compression...")
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}
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profit := len([]byte(lip)) - len(gsUp)
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@ -49,4 +50,20 @@ func TestGzip(t *testing.T) {
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}
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t.Logf("[PASS] Gzip decompress succeeded, restored %d bytes.", profit)
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_, err = Gunzip(nil)
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}
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func TestUnpackStr(t *testing.T) {
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packed := B64e(Gzip([]byte(lip)))
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unpacked, err := UnpackStr(packed)
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switch {
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case err != nil:
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t.Fatalf("[FAIL] %e", err)
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case unpacked != lip:
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t.Fatalf("unpackstr decided to not work, who knows why. If you see this than I have already become a janitor.")
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default:
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t.Logf("[PASS] TestUnpackStr")
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}
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}
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