first commit

test/decode_suite.go

@@ -0,0 +1,51 @@
+package test
+
+import (
+	"bytes"
+	"io"
+	"testing"
+	"time"
+
+	"github.com/stretchr/testify/require"
+	"github.com/stretchr/testify/suite"
+	"gitoa.ru/go-4devs/encoding"
+)
+
+type Data struct {
+	String string
+	Time   time.Time
+	Struct SData
+}
+type SData struct {
+	ID int64
+}
+
+func expected() Data {
+	return Data{
+		String: "string data",
+		Time:   time.Date(2020, time.May, 24, 9, 15, 0, 0, time.UTC),
+		Struct: SData{ID: 42},
+	}
+}
+
+type DecodeSuite struct {
+	suite.Suite
+	decode encoding.Decode
+	data   io.Reader
+}
+
+// RunSute run test by provider.
+func RunDecode(t *testing.T, decode encoding.Decode, data string) {
+	cs := DecodeSuite{
+		decode: decode,
+		data:   bytes.NewBufferString(data),
+	}
+
+	suite.Run(t, &cs)
+}
+func (ds *DecodeSuite) TestDecode() {
+	var d Data
+
+	require.Nil(ds.T(), ds.decode(ds.data, &d))
+	require.Equal(ds.T(), expected(), d)
+}