mirror of https://github.com/octoleo/restic.git
155 lines
3.4 KiB
Go
155 lines
3.4 KiB
Go
package termstatus
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import (
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"bytes"
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"context"
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"fmt"
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"io"
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"strconv"
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"testing"
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rtest "github.com/restic/restic/internal/test"
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)
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func TestSetStatus(t *testing.T) {
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var buf bytes.Buffer
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term := New(&buf, io.Discard, false)
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term.canUpdateStatus = true
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term.fd = ^uintptr(0)
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term.clearCurrentLine = posixClearCurrentLine
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term.moveCursorUp = posixMoveCursorUp
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ctx, cancel := context.WithCancel(context.Background())
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go term.Run(ctx)
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const (
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clear = posixControlClearLine
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home = posixControlMoveCursorHome
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up = posixControlMoveCursorUp
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)
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term.SetStatus([]string{"first"})
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exp := home + clear + "first" + home
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term.SetStatus([]string{"foo", "bar", "baz"})
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exp += home + clear + "foo\n" + home + clear + "bar\n" +
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home + clear + "baz" + home + up + up
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term.SetStatus([]string{"quux", "needs\nquote"})
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exp += home + clear + "quux\n" +
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home + clear + "\"needs\\nquote\"\n" +
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home + clear + home + up + up // Clear third line
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cancel()
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exp += home + clear + "\n" + home + clear + home + up // Status cleared
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<-term.closed
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rtest.Equals(t, exp, buf.String())
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}
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func TestQuote(t *testing.T) {
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for _, c := range []struct {
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in string
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needQuote bool
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}{
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{"foo.bar/baz", false},
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{"föó_bàŕ-bãẑ", false},
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{" foo ", false},
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{"foo bar", false},
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{"foo\nbar", true},
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{"foo\rbar", true},
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{"foo\abar", true},
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{"\xff", true},
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{`c:\foo\bar`, false},
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// Issue #2260: terminal control characters.
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{"\x1bm_red_is_beautiful", true},
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} {
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if c.needQuote {
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rtest.Equals(t, strconv.Quote(c.in), Quote(c.in))
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} else {
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rtest.Equals(t, c.in, Quote(c.in))
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}
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}
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}
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func TestTruncate(t *testing.T) {
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var tests = []struct {
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input string
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width int
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output string
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}{
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{"", 80, ""},
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{"", 0, ""},
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{"", -1, ""},
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{"foo", 80, "foo"},
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{"foo", 4, "foo"},
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{"foo", 3, "foo"},
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{"foo", 2, "fo"},
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{"foo", 1, "f"},
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{"foo", 0, ""},
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{"foo", -1, ""},
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{"Löwen", 4, "Löwe"},
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{"あああああ/data", 7, "あああ"},
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{"あああああ/data", 10, "あああああ"},
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{"あああああ/data", 11, "あああああ/"},
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}
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for _, test := range tests {
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t.Run("", func(t *testing.T) {
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out := Truncate(test.input, test.width)
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if out != test.output {
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t.Fatalf("wrong output for input %v, width %d: want %q, got %q",
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test.input, test.width, test.output, out)
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}
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})
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}
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}
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func benchmarkTruncate(b *testing.B, s string, w int) {
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for i := 0; i < b.N; i++ {
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Truncate(s, w)
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}
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}
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func BenchmarkTruncateASCII(b *testing.B) {
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s := "This is an ASCII-only status message...\r\n"
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benchmarkTruncate(b, s, len(s)-1)
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}
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func BenchmarkTruncateUnicode(b *testing.B) {
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s := "Hello World or Καλημέρα κόσμε or こんにちは 世界"
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w := 0
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for i := 0; i < len(s); {
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w++
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wide, utfsize := wideRune(s[i:])
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if wide {
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w++
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}
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i += int(utfsize)
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}
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b.ResetTimer()
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benchmarkTruncate(b, s, w-1)
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}
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func TestSanitizeLines(t *testing.T) {
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var tests = []struct {
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input []string
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width int
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output []string
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}{
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{[]string{""}, 80, []string{""}},
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{[]string{"too long test line"}, 10, []string{"too long"}},
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{[]string{"too long test line", "text"}, 10, []string{"too long\n", "text"}},
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{[]string{"too long test line", "second long test line"}, 10, []string{"too long\n", "second l"}},
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}
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for _, test := range tests {
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t.Run(fmt.Sprintf("%s %d", test.input, test.width), func(t *testing.T) {
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out := sanitizeLines(test.input, test.width)
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rtest.Equals(t, test.output, out)
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})
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}
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}
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