| package ucd |
| |
| import ( |
| "strings" |
| "testing" |
| ) |
| |
| const file = ` |
| # Comments should be skipped |
| # rune; bool; uint; int; float; runes; # Y |
| 0..0005; Y; 0; 2; -5.25 ; 0 1 2 3 4 5; |
| 6..0007; Yes ; 6; 1; -4.25 ; 0006 0007; |
| 8; T ; 8 ; 0 ;-3.25 ;;# T |
| 9; True ;9 ; -1;-2.25 ; 0009; |
| |
| # more comments to be ignored |
| @Part0 |
| |
| A; N; 10 ; -2; -1.25; ;# N |
| B; No; 11 ; -3; -0.25; |
| C; False;12; -4; 0.75; |
| D; ;13;-5;1.75; |
| |
| @Part1 # Another part. |
| # We test part comments get removed by not commenting the next line. |
| E..10FFFF; F; 14 ; -6; 2.75; |
| ` |
| |
| var want = []struct { |
| start, end rune |
| }{ |
| {0x00, 0x05}, |
| {0x06, 0x07}, |
| {0x08, 0x08}, |
| {0x09, 0x09}, |
| {0x0A, 0x0A}, |
| {0x0B, 0x0B}, |
| {0x0C, 0x0C}, |
| {0x0D, 0x0D}, |
| {0x0E, 0x10FFFF}, |
| } |
| |
| func TestGetters(t *testing.T) { |
| parts := [][2]string{ |
| {"Part0", ""}, |
| {"Part1", "Another part."}, |
| } |
| handler := func(p *Parser) { |
| if len(parts) == 0 { |
| t.Error("Part handler invoked too many times.") |
| return |
| } |
| want := parts[0] |
| parts = parts[1:] |
| if got0, got1 := p.String(0), p.Comment(); got0 != want[0] || got1 != want[1] { |
| t.Errorf(`part: got %q, %q; want %q"`, got0, got1, want) |
| } |
| } |
| |
| p := New(strings.NewReader(file), KeepRanges, Part(handler)) |
| for i := 0; p.Next(); i++ { |
| start, end := p.Range(0) |
| w := want[i] |
| if start != w.start || end != w.end { |
| t.Fatalf("%d:Range(0); got %#x..%#x; want %#x..%#x", i, start, end, w.start, w.end) |
| } |
| if w.start == w.end && p.Rune(0) != w.start { |
| t.Errorf("%d:Range(0).start: got %U; want %U", i, p.Rune(0), w.start) |
| } |
| if got, want := p.Bool(1), w.start <= 9; got != want { |
| t.Errorf("%d:Bool(1): got %v; want %v", i, got, want) |
| } |
| if got := p.Rune(4); got != 0 || p.Err() == nil { |
| t.Errorf("%d:Rune(%q): got no error; want error", i, p.String(1)) |
| } |
| p.err = nil |
| if got := p.Uint(2); rune(got) != start { |
| t.Errorf("%d:Uint(2): got %v; want %v", i, got, start) |
| } |
| if got, want := p.Int(3), 2-i; got != want { |
| t.Errorf("%d:Int(3): got %v; want %v", i, got, want) |
| } |
| if got, want := p.Float(4), -5.25+float64(i); got != want { |
| t.Errorf("%d:Int(3): got %v; want %v", i, got, want) |
| } |
| if got := p.Runes(5); got == nil { |
| if p.String(5) != "" { |
| t.Errorf("%d:Runes(5): expected non-empty list", i) |
| } |
| } else { |
| if got[0] != start || got[len(got)-1] != end { |
| t.Errorf("%d:Runes(5): got %#x; want %#x..%#x", i, got, start, end) |
| } |
| } |
| if got := p.Comment(); got != "" && got != p.String(1) { |
| t.Errorf("%d:Comment(): got %v; want %v", i, got, p.String(1)) |
| } |
| } |
| if err := p.Err(); err != nil { |
| t.Errorf("Parser error: %v", err) |
| } |
| if len(parts) != 0 { |
| t.Errorf("expected %d more invocations of part handler", len(parts)) |
| } |
| } |