Remove race in tests.

api/internal/plugins/compiler/compiler.go

@@ -55,12 +55,6 @@ func (b *Compiler) ObjPath() string {
 	return filepath.Join(b.workDir, b.objFile())
 }
 
-// Cleanup provides a hook to delete the .so file.
-// Ignore errors.
-func (b *Compiler) Cleanup() {
-	_ = os.Remove(b.ObjPath())
-}
-
 // Compile changes its working directory to
 // ${pluginRoot}/${g}/${v}/$lower(${k} and places
 // object code next to source code.
@@ -98,7 +92,7 @@ func (b *Compiler) Compile() error {
 	}
 	result := filepath.Join(b.workDir, b.objFile())
 	if utils.FileExists(result) {
-		log.Printf("Created %s", result)
+		log.Printf("compiler created: %s", result)
 		return nil
 	}
 	return fmt.Errorf("post compile, cannot find '%s'", result)

api/internal/plugins/compiler/compiler_test.go

@@ -33,10 +33,6 @@ func TestCompiler(t *testing.T) {
 	if !utils.FileExists(expectObj) {
 		t.Errorf("didn't find expected obj file %s", expectObj)
 	}
-	c.Cleanup()
-	if utils.FileExists(expectObj) {
-		t.Errorf("obj file '%s' should be gone", expectObj)
-	}
 
 	c.SetGVK("builtin", "", "SecretGenerator")
 	expectObj = filepath.Join(
@@ -52,8 +48,4 @@ func TestCompiler(t *testing.T) {
 	if !utils.FileExists(expectObj) {
 		t.Errorf("didn't find expected obj file %s", expectObj)
 	}
-	c.Cleanup()
-	if utils.FileExists(expectObj) {
-		t.Errorf("obj file '%s' should be gone", expectObj)
-	}
 }

api/internal/plugins/loader/loader.go

@@ -206,7 +206,8 @@ func (l *Loader) loadGoPlugin(id resid.ResId) (resmap.Configurable, error) {
 	}
 	absPath := l.absolutePluginPath(id) + ".so"
 	if !utils.FileExists(absPath) {
-		return nil, fmt.Errorf("cannot find Go object code '%s'", absPath)
+		return nil, fmt.Errorf(
+			"expected file with Go object code at: %s", absPath)
 	}
 	log.Printf("Attempting plugin load from '%s'", absPath)
 	p, err := plugin.Open(absPath)