新增go modules支持，自行管理第三方包依赖，方便开发者使用

third/github.com/pierrec/lz4/reader_test.go

@@ -0,0 +1,59 @@
+package lz4_test
+
+import (
+	"bytes"
+	"io"
+	"io/ioutil"
+	"os"
+	"reflect"
+	"strings"
+	"testing"
+
+	"gitee.com/johng/gf/third/github.com/pierrec/lz4"
+)
+
+func TestReader(t *testing.T) {
+	goldenFiles := []string{
+		"testdata/e.txt.lz4",
+		"testdata/gettysburg.txt.lz4",
+		"testdata/Mark.Twain-Tom.Sawyer.txt.lz4",
+		"testdata/pg1661.txt.lz4",
+		"testdata/pi.txt.lz4",
+		"testdata/random.data.lz4",
+		"testdata/repeat.txt.lz4",
+	}
+
+	for _, fname := range goldenFiles {
+		t.Run(fname, func(t *testing.T) {
+			fname := fname
+			t.Parallel()
+
+			f, err := os.Open(fname)
+			if err != nil {
+				t.Fatal(err)
+			}
+			defer f.Close()
+
+			rawfile := strings.TrimSuffix(fname, ".lz4")
+			raw, err := ioutil.ReadFile(rawfile)
+			if err != nil {
+				t.Fatal(err)
+			}
+
+			var out bytes.Buffer
+			zr := lz4.NewReader(f)
+			n, err := io.Copy(&out, zr)
+			if err != nil {
+				t.Fatal(err)
+			}
+
+			if got, want := int(n), len(raw); got != want {
+				t.Errorf("invalid sizes: got %d; want %d", got, want)
+			}
+
+			if got, want := out.Bytes(), raw; !reflect.DeepEqual(got, want) {
+				t.Fatal("uncompressed data does not match original")
+			}
+		})
+	}
+}