Move splitFileExt to the android package.
Both Rust and cc use this function, so move it over to android
package's util.go and export it.
Bug: 140734195
Test: m -j
Change-Id: Ibe8b7a94592e402468a027ad6027b187f29c8e07
diff --git a/android/util_test.go b/android/util_test.go
index 2e5eb07..1df1c5a 100644
--- a/android/util_test.go
+++ b/android/util_test.go
@@ -404,3 +404,68 @@
// b = ["foo" "bar"]
// c = ["foo" "baz"]
}
+
+func TestSplitFileExt(t *testing.T) {
+ t.Run("soname with version", func(t *testing.T) {
+ root, suffix, ext := SplitFileExt("libtest.so.1.0.30")
+ expected := "libtest"
+ if root != expected {
+ t.Errorf("root should be %q but got %q", expected, root)
+ }
+ expected = ".so.1.0.30"
+ if suffix != expected {
+ t.Errorf("suffix should be %q but got %q", expected, suffix)
+ }
+ expected = ".so"
+ if ext != expected {
+ t.Errorf("ext should be %q but got %q", expected, ext)
+ }
+ })
+
+ t.Run("soname with svn version", func(t *testing.T) {
+ root, suffix, ext := SplitFileExt("libtest.so.1svn")
+ expected := "libtest"
+ if root != expected {
+ t.Errorf("root should be %q but got %q", expected, root)
+ }
+ expected = ".so.1svn"
+ if suffix != expected {
+ t.Errorf("suffix should be %q but got %q", expected, suffix)
+ }
+ expected = ".so"
+ if ext != expected {
+ t.Errorf("ext should be %q but got %q", expected, ext)
+ }
+ })
+
+ t.Run("version numbers in the middle should be ignored", func(t *testing.T) {
+ root, suffix, ext := SplitFileExt("libtest.1.0.30.so")
+ expected := "libtest.1.0.30"
+ if root != expected {
+ t.Errorf("root should be %q but got %q", expected, root)
+ }
+ expected = ".so"
+ if suffix != expected {
+ t.Errorf("suffix should be %q but got %q", expected, suffix)
+ }
+ expected = ".so"
+ if ext != expected {
+ t.Errorf("ext should be %q but got %q", expected, ext)
+ }
+ })
+
+ t.Run("no known file extension", func(t *testing.T) {
+ root, suffix, ext := SplitFileExt("test.exe")
+ expected := "test"
+ if root != expected {
+ t.Errorf("root should be %q but got %q", expected, root)
+ }
+ expected = ".exe"
+ if suffix != expected {
+ t.Errorf("suffix should be %q but got %q", expected, suffix)
+ }
+ if ext != expected {
+ t.Errorf("ext should be %q but got %q", expected, ext)
+ }
+ })
+}