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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))
}
}
|
