Improve documentation of tests

pkg/deesee/filter_test.go

@@ -12,6 +12,7 @@ func TestFilterBySuperPowers(t *testing.T) {
 		t.Errorf("Expected GetModuleRootPath to return module root path, got error: %v", err)
 		return
 	}
+
 	persons, err := Load(rootPath + "/data/heros.json")
 	if err != nil {
 		t.Errorf("Expected Load to return persons, got error: %v", err)
@@ -27,6 +28,7 @@ func TestFilterBySuperPowers(t *testing.T) {
 	if len(SearchByPowers(persons, []string{"healing"})) < 1 {
 		t.Errorf("Expected at least one person with healing superpower, got none")
 	}
+
 	// Test with valid and invalid
 	if len(SearchByPowers(persons, []string{"healing", "slowpoking"})) < 1 {
 		t.Errorf("Expected at least one person with healing superpower, got none")