feat (package share): add unit test

package share unit test coverage is above 70% now

share/context_test.go

@@ -5,40 +5,63 @@ import (
 	"testing"
 
 	"github.com/stretchr/testify/assert"
+	"go.opencensus.io/trace"
 )
 
-
 var (
-	TheAnswer = "Answer to the Ultimate Question of Life, the Universe, and Everything"
+	TheAnswer   = "Answer to the Ultimate Question of Life, the Universe, and Everything"
 	MagicNumber = 42
 )
 
-func TestNewContext(t *testing.T) {
+func TestContext(t *testing.T) {
 	rpcxContext := NewContext(context.Background())
-
 	assert.NotNil(t, rpcxContext.Context)
-
 	assert.NotNil(t, rpcxContext.tags)
-}
 
-func TestContext_SetValue(t *testing.T) {
-	rpcxContext := NewContext(context.Background())
 
 	rpcxContext.SetValue("string", TheAnswer)
 	rpcxContext.SetValue(42, MagicNumber)
-
 	assert.Equal(t, MagicNumber, rpcxContext.Value(42))
-
 	assert.Equal(t, TheAnswer, rpcxContext.Value("string"))
-}
 
-func TestContext_String(t *testing.T) {
-	rpcxContext := NewContext(context.Background())
 
 	rpcxContext.SetValue("string", TheAnswer)
 	t.Log(rpcxContext.String())
 }
 
-func TestWithValue(t *testing.T) {
+func TestGetOpencensusSpanContextFromContext(t *testing.T) {
+	var ctx Context
+	ctx.SetValue("key", "value")
+	ctx.SetValue(ReqMetaDataKey, make(map[string]string))
 
+	spanCtx, err := GetOpencensusSpanContextFromContext(&ctx)
+	assert.Nil(t, spanCtx)
+	assert.Equal(t, "key not found", err.Error())
+
+	PI := "3141592653589793238462643383279"
+
+	ctx.SetValue(ReqMetaDataKey, map[string]string{
+		OpencensusSpanRequestKey: PI,
+	})
+
+	spanCtx, err = GetOpencensusSpanContextFromContext(&ctx)
+	var exceptTraceID [16]byte
+	copy(exceptTraceID[:], []byte(PI)[:16])
+	assert.Equal(t, trace.TraceID(exceptTraceID), spanCtx.TraceID)
+	assert.Nil(t, err)
+}
+
+func TestWithValue(t *testing.T) {
+	ctx := WithValue(context.Background(), "key", "value")
+	assert.NotNil(t, ctx.tags)
+}
+
+func TestWithLocalValue(t *testing.T) {
+	var c Context
+	c.SetValue("key", "value")
+
+	ctx := WithLocalValue(&c, "MagicNumber", "42")
+
+	assert.Equal(t, "value", ctx.tags["key"])
+	assert.Equal(t, "42", ctx.tags["MagicNumber"])
 }

share/share_test.go

@@ -0,0 +1,27 @@
+package share
+
+import (
+	"testing"
+
+	"github.com/smallnest/rpcx/protocol"
+	"github.com/stretchr/testify/assert"
+)
+
+type MockCodec struct {}
+
+func (codec MockCodec) Encode(i interface{}) ([]byte, error) {
+	return nil, nil
+}
+
+func (codec MockCodec) Decode(data []byte, i interface{}) error {
+	return nil
+}
+
+func TestShare(t *testing.T) {
+	registeredCodecNum := len(Codecs)
+	codec := MockCodec{}
+
+	mockCodecType := 127
+	RegisterCodec(protocol.SerializeType(mockCodecType), codec)
+	assert.Equal(t, registeredCodecNum + 1, len(Codecs))
+}