melrōse musical expression player

package op import ( "testing" "github.com/emicklei/melrose/core" ) func TestAtIndex_S(t *testing.T) { s := core.MustParseSequence("C D") a := NewAtIndex(core.On(0), s) if got, want := len(a.S().Notes), 0; got != want { t.Errorf("got [%v:%T] want [%v:%T]", got, got, want, want) } a = NewAtIndex(core.On(1), s) if got, want := len(a.S().Notes), 1; got != want { t.Errorf("got [%v:%T] want [%v:%T]", got, got, want, want) } a = NewAtIndex(core.On(3), s) if got, want := len(a.S().Notes), 0; got != want { t.Errorf("got [%v:%T] want [%v:%T]", got, got, want, want) } if got, want := a.Storex(), "at(3,sequence('C D'))"; got != want { t.Errorf("got [%v:%T] want [%v:%T]", got, got, want, want) } b := NewAtIndex(core.On(1), s).S() if got, want := b.Storex(), "sequence('C')"; got != want { t.Errorf("got [%v:%T] want [%v:%T]", got, got, want, want) } b2 := NewAtIndex(core.On(2), s).S() if got, want := b2.Storex(), "sequence('D')"; got != want { t.Errorf("got [%v:%T] want [%v:%T]", got, got, want, want) } }