Retro68/gcc/libgo/misc/cgo/test/issue9026/issue9026.go
2018-12-28 16:30:48 +01:00

37 lines
931 B
Go

package issue9026
// This file appears in its own package since the assertion tests the
// per-package counter used to create fresh identifiers.
/*
typedef struct {} git_merge_file_input;
typedef struct {} git_merge_file_options;
void git_merge_file(
git_merge_file_input *in,
git_merge_file_options *opts) {}
*/
import "C"
import (
"fmt"
"testing"
)
func Test(t *testing.T) {
var in C.git_merge_file_input
var opts *C.git_merge_file_options
C.git_merge_file(&in, opts)
// Test that the generated type names are deterministic.
// (Previously this would fail about 10% of the time.)
//
// Brittle: the assertion may fail spuriously when the algorithm
// changes, but should remain stable otherwise.
got := fmt.Sprintf("%T %T", in, opts)
want := "issue9026._Ctype_struct___0 *issue9026._Ctype_struct___1"
if got != want {
t.Errorf("Non-deterministic type names: got %s, want %s", got, want)
}
}