diff --git a/pkg/build/tmpfolder_test.go b/pkg/build/tmpfolder_test.go
new file mode 100644
index 0000000..55c3910
--- /dev/null
+++ b/pkg/build/tmpfolder_test.go
@@ -0,0 +1,81 @@
+/*
+ Copyright 2020 Qiniu Cloud (qiniu.com)
+
+ Licensed under the Apache License, Version 2.0 (the "License");
+ you may not use this file except in compliance with the License.
+ You may obtain a copy of the License at
+
+     http://www.apache.org/licenses/LICENSE-2.0
+
+ Unless required by applicable law or agreed to in writing, software
+ distributed under the License is distributed on an "AS IS" BASIS,
+ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ See the License for the specific language governing permissions and
+ limitations under the License.
+*/
+
+package build
+
+import (
+	"fmt"
+	"os"
+	"path/filepath"
+	"strings"
+	"testing"
+)
+
+func TestNewDirParseInLegacyProject(t *testing.T) {
+	workingDir := "../../tests/samples/simple_gopath_project/src/qiniu.com/simple_gopath_project"
+	gopath, _ := filepath.Abs("../../tests/samples/simple_gopath_project")
+
+	os.Chdir(workingDir)
+	fmt.Println(gopath)
+	os.Setenv("GOPATH", gopath)
+	os.Setenv("GO111MODULE", "off")
+
+	b := NewInstall("", ".")
+	if -1 == strings.Index(b.TmpWorkingDir, b.TmpDir) {
+		t.Fatalf("Directory parse error. newwd: %v, tmpdir: %v", b.TmpWorkingDir, b.TmpDir)
+	}
+
+	if -1 == strings.Index(b.NewGOPATH, ":") || -1 == strings.Index(b.NewGOPATH, b.TmpDir) {
+		t.Fatalf("The New GOPATH is wrong. newgopath: %v, tmpdir: %v", b.NewGOPATH, b.TmpDir)
+	}
+
+	b = NewBuild("", ".", "")
+	if -1 == strings.Index(b.TmpWorkingDir, b.TmpDir) {
+		t.Fatalf("Directory parse error. newwd: %v, tmpdir: %v", b.TmpWorkingDir, b.TmpDir)
+	}
+
+	if -1 == strings.Index(b.NewGOPATH, ":") || -1 == strings.Index(b.NewGOPATH, b.TmpDir) {
+		t.Fatalf("The New GOPATH is wrong. newgopath: %v, tmpdir: %v", b.NewGOPATH, b.TmpDir)
+	}
+}
+
+func TestNewDirParseInModProject(t *testing.T) {
+	workingDir := "../../tests/samples/simple_project"
+	gopath := ""
+
+	os.Chdir(workingDir)
+	fmt.Println(gopath)
+	os.Setenv("GOPATH", gopath)
+	os.Setenv("GO111MODULE", "on")
+
+	b := NewInstall("", ".")
+	if -1 == strings.Index(b.TmpWorkingDir, b.TmpDir) {
+		t.Fatalf("Directory parse error. newwd: %v, tmpdir: %v", b.TmpWorkingDir, b.TmpDir)
+	}
+
+	if b.NewGOPATH != "" {
+		t.Fatalf("The New GOPATH is wrong. newgopath: %v, tmpdir: %v", b.NewGOPATH, b.TmpDir)
+	}
+
+	b = NewBuild("", ".", "")
+	if -1 == strings.Index(b.TmpWorkingDir, b.TmpDir) {
+		t.Fatalf("Directory parse error. newwd: %v, tmpdir: %v", b.TmpWorkingDir, b.TmpDir)
+	}
+
+	if b.NewGOPATH != "" {
+		t.Fatalf("The New GOPATH is wrong. newgopath: %v, tmpdir: %v", b.NewGOPATH, b.TmpDir)
+	}
+}
diff --git a/tests/samples/simple_gopath_project/go.mod b/tests/samples/simple_gopath_project/go.mod
index e69de29..610643a 100644
--- a/tests/samples/simple_gopath_project/go.mod
+++ b/tests/samples/simple_gopath_project/go.mod
@@ -0,0 +1,3 @@
+module example.com/simple-project
+
+go 1.11