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structs_test.go
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structs_test.go
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package sqwiggle
import (
"reflect"
"testing"
)
func TestCompare(t *testing.T) {
type dog struct {
Name string
Password string
}
type house struct {
Name string
Age int
}
// table-driven test of different structs
tests := []struct {
name string
a interface{}
b interface{}
want difference
wantErr error
}{
{
name: "nil pointers",
a: nil,
b: nil,
want: map[string]attr{},
wantErr: errNilInterface,
},
{
name: "nil pointer vs struct",
a: nil,
b: dog{"woof", "wooooofle"},
want: map[string]attr{},
wantErr: errNilInterface,
},
{
name: "equal empty string structs",
a: dog{},
b: dog{},
want: difference{},
wantErr: nil,
},
{
name: "equal structs",
a: dog{"doge", "ilovewoof"},
b: dog{"doge", "ilovewoof"},
want: map[string]attr{},
wantErr: nil,
},
{
name: "unequal structs",
a: dog{"doge", "ilovewoof"},
b: dog{"doge", "ihatewoof"},
want: map[string]attr{"Password": {"ilovewoof", "ihatewoof"}},
wantErr: nil,
},
}
for _, tt := range tests {
got, err := compare(tt.a, tt.b)
if err != tt.wantErr {
t.Fatalf("%q case: err = %v, want %v", tt.name, err, tt.wantErr)
}
if !reflect.DeepEqual(got, tt.want) {
t.Errorf("%q case: got %#v, want %#v", tt.name, got, tt.want)
}
}
}