melrōse musical expression player

package op import ( "testing" "github.com/emicklei/melrose/core" ) func TestResequence_S(t *testing.T) { s := core.MustParseSequence("C D E") r := NewResequencer(s, core.On("1 3 2")) if got, want := r.S().Storex(), "sequence('C E D')"; got != want { t.Errorf("got [%v:%T] want [%v:%T]", got, got, want, want) } r = NewResequencer(s, core.On("")) if got, want := r.S().Storex(), "sequence('C D E')"; got != want { t.Errorf("got [%v:%T] want [%v:%T]", got, got, want, want) } r = NewResequencer(s, core.On("1 4 2")) if got, want := r.S().Storex(), "sequence('C D')"; got != want { t.Errorf("got [%v:%T] want [%v:%T]", got, got, want, want) } r = NewResequencer(s, nil) if got, want := r.S().Storex(), "sequence('C D E')"; got != want { t.Errorf("got [%v:%T] want [%v:%T]", got, got, want, want) } } func TestResequence_Storex(t *testing.T) { s := core.MustParseSequence("C D E") r := NewResequencer(s, core.On("1 3 2")) if got, want := r.Storex(), "resequence('1 3 2',sequence('C D E'))"; got != want { t.Errorf("got [%v:%T] want [%v:%T]", got, got, want, want) } // r = NewResequencer(failingNoteConvertable{}, core.On("1")) // if got, want := r.Storex(), "?"; got != want { // t.Errorf("got [%v:%T] want [%v:%T]", got, got, want, want) // } // r = NewResequencer(s, core.On(1)) // if got, want := r.Storex(), "?"; got != want { // t.Errorf("got [%v:%T] want [%v:%T]", got, got, want, want) // } } func TestResequence_Replaced(t *testing.T) { s1 := core.MustParseSequence("C") s2 := core.MustParseSequence("D") r := NewResequencer(s1, core.On("1")) if core.IsIdenticalTo(r, s1) { t.Error("should not be identical") } if !core.IsIdenticalTo(r.Replaced(s1, s2).(Resequencer).Target, s2) { t.Error("not replaced") } if !core.IsIdenticalTo(r.Replaced(r, s2), s2) { t.Error("should be replaced by s2") } r = NewResequencer(r, core.On("1")) if !core.IsIdenticalTo(r.Replaced(r.Target, s2).(Resequencer).Target, s2) { t.Error("not replaced") } r = NewResequencer(failingNoteConvertable{}, core.On("1")) if !core.IsIdenticalTo(r.Replaced(s1, s2), r) { t.Error("should be same") } }