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https://github.com/restic/restic.git
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e9de9684f4
Using len(...) for table cell padding produced wrong results for unicode chracters leading to misaligned tables. Implementation changed to take the actual terminal display width into consideration.
105 lines
2.0 KiB
Go
105 lines
2.0 KiB
Go
package ui
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import (
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"testing"
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"github.com/restic/restic/internal/test"
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)
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func TestFormatBytes(t *testing.T) {
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for _, c := range []struct {
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size uint64
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want string
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}{
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{0, "0 B"},
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{1023, "1023 B"},
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{1024, "1.000 KiB"},
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{5<<20 + 1<<19, "5.500 MiB"},
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{1 << 30, "1.000 GiB"},
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{2 << 30, "2.000 GiB"},
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{1<<40 - 1<<36, "960.000 GiB"},
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{1 << 40, "1.000 TiB"},
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} {
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if got := FormatBytes(c.size); got != c.want {
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t.Errorf("want %q, got %q", c.want, got)
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}
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}
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}
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func TestFormatPercent(t *testing.T) {
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for _, c := range []struct {
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num, denom uint64
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want string
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}{
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{0, 5, "0.00%"},
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{3, 7, "42.86%"},
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{99, 99, "100.00%"},
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} {
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if got := FormatPercent(c.num, c.denom); got != c.want {
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t.Errorf("want %q, got %q", c.want, got)
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}
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}
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}
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func TestParseBytes(t *testing.T) {
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for _, tt := range []struct {
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in string
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expected int64
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}{
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{"1024", 1024},
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{"1024b", 1024},
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{"1024B", 1024},
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{"1k", 1024},
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{"100k", 102400},
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{"100K", 102400},
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{"10M", 10485760},
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{"100m", 104857600},
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{"20G", 21474836480},
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{"10g", 10737418240},
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{"2T", 2199023255552},
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{"2t", 2199023255552},
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{"9223372036854775807", 1<<63 - 1},
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} {
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actual, err := ParseBytes(tt.in)
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test.OK(t, err)
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test.Equals(t, tt.expected, actual)
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}
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}
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func TestParseBytesInvalid(t *testing.T) {
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for _, s := range []string{
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"",
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" ",
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"foobar",
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"zzz",
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"18446744073709551615", // 1<<64-1.
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"9223372036854775807k", // 1<<63-1 kiB.
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"9999999999999M",
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"99999999999999999999",
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} {
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v, err := ParseBytes(s)
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if err == nil {
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t.Errorf("wanted error for invalid value %q, got nil", s)
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}
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test.Equals(t, int64(0), v)
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}
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}
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func TestTerminalDisplayWidth(t *testing.T) {
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for _, c := range []struct {
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input string
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want int
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}{
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{"foo", 3},
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{"aéb", 3},
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{"ab", 3},
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{"a’b", 3},
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{"aあb", 4},
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} {
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if got := TerminalDisplayWidth(c.input); got != c.want {
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t.Errorf("wrong display width for '%s', want %d, got %d", c.input, c.want, got)
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}
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}
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}
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