/
assertion.go
52 lines (43 loc) · 1.4 KB
/
assertion.go
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package assertion
import (
"testing"
"github.com/google/go-cmp/cmp"
"google.golang.org/protobuf/proto"
)
var (
// Default options for cmp.Diff when no options specified.
defaultCmpOptions = []cmp.Option{ //nolint
// compare if two protocol buffer messages are equal
cmp.Comparer(proto.Equal),
}
)
// AssertEqual ensures that got and want are equal by cmp.Diff.
// If they are not equal, it reports failure by t.Errorf with given `message`.
func AssertEqual(t *testing.T, want, got interface{}, message string, options ...cmp.Option) {
t.Helper()
if len(options) == 0 {
options = append(options, defaultCmpOptions...)
}
if diff := cmp.Diff(want, got, options...); diff != "" {
if message == "" {
t.Errorf("AssertEqual failed (-want +got):\n%s", diff)
} else {
t.Errorf("AssertEqual failed: %q: (-want +got):\n%s", message, diff)
}
}
}
// RequireEqual ensures that got and want are equal by cmp.Diff.
// If they are not equal, it reports failure by t.Fatalf with given `message`.
func RequireEqual(t *testing.T, want, got interface{}, message string, options ...cmp.Option) {
t.Helper()
if len(options) == 0 {
options = append(options, defaultCmpOptions...)
}
if diff := cmp.Diff(want, got, options...); diff != "" {
if message == "" {
t.Fatalf("RequireEqual failed (-want +got):\n%s", diff)
} else {
t.Fatalf("RequireEqual failed: %q: (-want +got):\n%s", message, diff)
}
}
}