test: fix -test.v trace output for cgo/testshared

Trace output showing how dummy GOROOT was being set up was incorrect
(sense of the "cp -r" trace messages was inverted). This patch fixes
the problem.

Change-Id: Ib0ee649e305bfa1bc0c49e0d5ba2ea31e0a4f67e
Reviewed-on: https://go-review.googlesource.com/c/go/+/224377
Run-TryBot: Than McIntosh <thanm@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Cherry Zhang <cherryyz@google.com>

diff --git a/misc/cgo/testshared/shared_test.go b/misc/cgo/testshared/shared_test.go
index c7f15b8e8916f6fd142d25b024a5e3ab067d139d..acae1b2c212c0efe4e989bb1992957c91cc4c3ba 100644 (file)
--- a/misc/cgo/testshared/shared_test.go
+++ b/misc/cgo/testshared/shared_test.go
@@ -221,7 +221,7 @@ func cloneGOROOTDeps(goroot string) error {
 
        for _, dir := range gorootDirs {
                if testing.Verbose() {
-                       fmt.Fprintf(os.Stderr, "+ cp -r %s %s\n", filepath.Join(goroot, dir), filepath.Join(oldGOROOT, dir))
+                       fmt.Fprintf(os.Stderr, "+ cp -r %s %s\n", filepath.Join(oldGOROOT, dir), filepath.Join(goroot, dir))
                }
                if err := overlayDir(filepath.Join(goroot, dir), filepath.Join(oldGOROOT, dir)); err != nil {
                        return err