// avoided.
func TestWriterReadFromCounts(t *testing.T) {
	var w0 writeCountingDiscard
	b0 := NewWriterSize(&w0, 1234)
	b0.WriteString(strings.Repeat("x", 1000))
	if w0 != 0 {
		t.Fatalf("write 1000 'x's: got %d writes, want 0", w0)
	}
	b0.WriteString(strings.Repeat("x", 200))
	if w0 != 0 {
		t.Fatalf("write 1200 'x's: got %d writes, want 0", w0)
	}
	io.Copy(b0, onlyReader{strings.NewReader(strings.Repeat("x", 30))})

			{
				Name:     "test.txt",
				Content:  []byte("This is a test text file.\n"),
				Modified: time.Date(2010, 9, 5, 12, 12, 1, 0, timeZone(+10*time.Hour)),
				Mode:     0644,
			},
			{
				Name:     "gophercolor16x16.png",
				File:     "gophercolor16x16.png",
				Modified: time.Date(2010, 9, 5, 15, 52, 58, 0, timeZone(+10*time.Hour)),
				Mode:     0644,
			},
		},
	},
	{

	ADDEX R3, R5, $3, R6            // 7cc32f54
	ADDEX R3, $3, R5, R6            // 7cc32f54
	ADDIS $8, R3                    // 3c630008
	ADD   $524288, R3               // 3c630008
	ADDIS $1000, R3, R4             // 3c8303e8

	ANDCC $1, R3                    // 70630001
	ANDCC $1, R3, R4                // 70640001
	ANDCC $-1, R4                   // 3be0ffff7fe42039

	tests := []struct {
		name  string
		input []byte
	}{
		{"NoTrim", []byte("typical")},
		{"ASCII", []byte("  foo bar  ")},
		{"SomeNonASCII", []byte("    \u2000\t\r\n x\t\t\r\r\ny\n \u3000    ")},
		{"JustNonASCII", []byte("\u2000\u2000\u2000☺☺☺☺\u3000\u3000\u3000")},
	}
	for _, test := range tests {
		b.Run(test.name, func(b *testing.B) {
			for i := 0; i < b.N; i++ {
				TrimSpace(test.input)
			}