cmd/godoc,cmd/gorename,refactor/rename: skip tests on GOOS=android

Change-Id: I7a493ba4c41dddb3049a8e62198d87749fb72f62
Reviewed-on: https://go-review.googlesource.com/c/tools/+/165719
Run-TryBot: Elias Naur <mail@eliasnaur.com>
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>

cmd/godoc/godoc_test.go

@@ -32,6 +32,10 @@ func buildGodoc(t *testing.T) (bin string, cleanup func()) {
 	if runtime.GOARCH == "arm" {
 		t.Skip("skipping test on arm platforms; too slow")
 	}
+	if runtime.GOOS == "android" {
+		t.Skipf("the dependencies are not available on android")
+	}
+
 	tmp, err := ioutil.TempDir("", "godoc-regtest-")
 	if err != nil {
 		t.Fatal(err)

cmd/gorename/gorename_test.go

@@ -312,6 +312,9 @@ func g() { fmt.Println(test.Foo(3)) }
 // buildGorename builds the gorename executable.
 // It returns its path, and a cleanup function.
 func buildGorename(t *testing.T) (tmp, bin string, cleanup func()) {
+	if runtime.GOOS == "android" {
+		t.Skipf("the dependencies are not available on android")
+	}
 
 	tmp, err := ioutil.TempDir("", "gorename-regtest-")
 	if err != nil {

godoc/static/gen_test.go

@@ -7,12 +7,16 @@ package static
 import (
 	"bytes"
 	"io/ioutil"
+	"runtime"
 	"strconv"
 	"testing"
 	"unicode"
 )
 
 func TestStaticIsUpToDate(t *testing.T) {
+	if runtime.GOOS == "android" {
+		t.Skip("files not available on android")
+	}
 	oldBuf, err := ioutil.ReadFile("static.go")
 	if err != nil {
 		t.Errorf("error while reading static.go: %v\n", err)

refactor/rename/rename_test.go

@@ -1277,10 +1277,10 @@ func main() {
 }
 
 func TestDiff(t *testing.T) {
-	if runtime.GOOS == "windows" {
-		t.Skipf("diff tool non-existent for windows on builders")
-	}
-	if runtime.GOOS == "plan9" {
+	switch runtime.GOOS {
+	case "windows", "android":
+		t.Skipf("diff tool non-existent for %s on builders", runtime.GOOS)
+	case "plan9":
 		t.Skipf("plan9 diff tool doesn't support -u flag")
 	}