From dac858ef073866423efa3e885a546c4e190f7994 Mon Sep 17 00:00:00 2001
From: lyyyuna <lyyyuna@gmail.com>
Date: Sun, 14 Jun 2020 09:15:48 +0800
Subject: [PATCH] fix #14

---
 pkg/build/tmpfolder.go      |  5 +++++
 pkg/build/tmpfolder_test.go | 15 +++++++++++++++
 2 files changed, 20 insertions(+)

diff --git a/pkg/build/tmpfolder.go b/pkg/build/tmpfolder.go
index a43a35f..b4b5a6a 100644
--- a/pkg/build/tmpfolder.go
+++ b/pkg/build/tmpfolder.go
@@ -45,6 +45,11 @@ func (b *Build) MvProjectsToTmp() {
 	} else {
 		b.NewGOPATH = fmt.Sprintf("%v:%v", b.TmpDir, b.OriGOPATH)
 	}
+	// fix #14: unable to build project not in GOPATH in legacy mode
+	// this kind of project does not have a pkg.Root value
+	if b.Root == "" {
+		b.NewGOPATH = b.OriGOPATH
+	}
 	log.Printf("New GOPATH: %v", b.NewGOPATH)
 	return
 }
diff --git a/pkg/build/tmpfolder_test.go b/pkg/build/tmpfolder_test.go
index 55c3910..1feb9bb 100644
--- a/pkg/build/tmpfolder_test.go
+++ b/pkg/build/tmpfolder_test.go
@@ -79,3 +79,18 @@ func TestNewDirParseInModProject(t *testing.T) {
 		t.Fatalf("The New GOPATH is wrong. newgopath: %v, tmpdir: %v", b.NewGOPATH, b.TmpDir)
 	}
 }
+
+// Test #14
+func TestLegacyProjectNotInGoPATH(t *testing.T) {
+	workingDir := "../../tests/samples/simple_gopath_project/src/qiniu.com/simple_gopath_project"
+	gopath := ""
+
+	os.Chdir(workingDir)
+	fmt.Println(gopath)
+	os.Setenv("GOPATH", gopath)
+	os.Setenv("GO111MODULE", "off")
+	b := NewBuild("", ".", "")
+	if b.OriGOPATH != b.NewGOPATH {
+		t.Fatalf("New GOPATH should be same with old GOPATH, for this kind of project. New: %v, old: %v", b.NewGOPATH, b.OriGOPATH)
+	}
+}