melrōse musical expression player

package op import ( "testing" "github.com/emicklei/melrose/core" ) func TestOctaveMapper_S(t *testing.T) { o := NewOctaveMap(core.MustParseSequence("C (D E) F"), "1:-1,2:1") if got, want := o.S().Storex(), "sequence('C3 (D5 E5)')"; got != want { t.Errorf("got [%v] want [%v]", got, want) } } func TestOctaveMapper_parseIndices(t *testing.T) { m := parseIndexOffsets("1:-1,3:-1,1:0,2:0,3:0,1:1,2:1") if got, want := m[0].from, 1; got != want { t.Errorf("got [%v] want [%v]", got, want) } if got, want := len(m), 7; got != want { t.Errorf("got [%v] want [%v]", got, want) } } func TestOctaveMap_Storex(t *testing.T) { o := NewOctaveMap(core.MustParseSequence("C (D E) F"), "1:-1,2:1") if got, want := o.Storex(), "octavemap('1:-1,2:1',sequence('C (D E) F'))"; got != want { t.Errorf("got [%v] want [%v]", got, want) } // o = NewOctaveMap(failingNoteConvertable{}, "1:-1,2:1") // if got, want := o.Storex(), ""; got != want { // t.Errorf("got [%v] want [%v]", got, want) // } } func TestOctaveMap_Notes(t *testing.T) { o := NewOctaveMap(core.MustParseSequence("C (D E) F"), "1:-1,2:1,4:1") if got, want := len(o.Notes()), 2; got != want { t.Errorf("got [%v] want [%v]", got, want) } o = NewOctaveMap(core.MustParseSequence("C (D E) F"), "1:0") if got, want := o.Notes()[0][0].Octave, 4; got != want { t.Errorf("got [%v] want [%v]", got, want) } } func TestOctaveMap_Replaced(t *testing.T) { s1 := core.MustParseSequence("C") s2 := core.MustParseSequence("D") o := NewOctaveMap(s1, "1:1") if core.IsIdenticalTo(o, s1) { t.Error("should not be identical") } if !core.IsIdenticalTo(o.Replaced(s1, s2).(OctaveMap).Target, s2) { t.Error("not replaced") } if !core.IsIdenticalTo(o.Replaced(o, s2), s2) { t.Error("should be replaced by s2") } o = NewOctaveMap(o, "1:1") if !core.IsIdenticalTo(o.Replaced(o.Target, s2).(OctaveMap).Target, s2) { t.Error("not replaced") } o = NewOctaveMap(failingNoteConvertable{}, "1:1") if !core.IsIdenticalTo(o.Replaced(s1, s2), o) { t.Error("should be same") } }