melrōse musical expression player

package op import ( "testing" "github.com/emicklei/melrose/core" ) func TestTrim_S(t *testing.T) { s := core.MustParseSequence("C D E F") tr := Trim{Target: s, Start: core.On(1), End: core.On(1)} if got, want := tr.S().Storex(), "sequence('D E')"; got != want { t.Errorf("got [%v:%T] want [%v:%T]", got, got, want, want) } tr = Trim{Target: s, Start: core.On(-1), End: core.On(-1)} if got, want := tr.S().Storex(), "sequence('C D E F')"; got != want { t.Errorf("got [%v:%T] want [%v:%T]", got, got, want, want) } tr = Trim{Target: s, Start: core.On(4), End: core.On(0)} if got, want := tr.S().Storex(), "sequence('')"; got != want { t.Errorf("got [%v:%T] want [%v:%T]", got, got, want, want) } } func TestTrim_Storex(t *testing.T) { s := core.MustParseSequence("C") tr := Trim{Target: s, Start: core.On(1), End: core.On(1)} if got, want := tr.Storex(), "trim(1,1,sequence('C'))"; got != want { t.Errorf("got [%v:%T] want [%v:%T]", got, got, want, want) } // tr = Trim{Target: failingNoteConvertable{}, Start: core.On(1), End: core.On(1)} // if got, want := tr.Storex(), ""; got != want { // t.Errorf("got [%v:%T] want [%v:%T]", got, got, want, want) // } } func TestTrim_Replaced(t *testing.T) { s1 := core.MustParseSequence("C") s2 := core.MustParseSequence("D") tr := Trim{Target: s1, Start: core.On(0), End: core.On(0)} if core.IsIdenticalTo(tr, s1) { t.Error("should not be identical") } if !core.IsIdenticalTo(tr.Replaced(s1, s2).(Trim).Target, s2) { t.Error("not replaced") } if !core.IsIdenticalTo(tr.Replaced(tr, s2), s2) { t.Error("should be replaced by s2") } tr = Trim{Target: tr, Start: core.On(0), End: core.On(0)} if !core.IsIdenticalTo(tr.Replaced(tr.Target, s2).(Trim).Target, s2) { t.Error("not replaced") } tr = Trim{Target: failingNoteConvertable{}, Start: core.On(0), End: core.On(0)} if !core.IsIdenticalTo(tr.Replaced(s1, s2), tr) { t.Error("should be same") } }