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Use binary prefixes for size and rate units

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Includes adding support for additional size input suffix Mi and MiB, treated equivalent to M.
Extends binary suffix output with letter i, e.g. Ki and Mi.
Centralizes creation of bit/byte unit strings.
This commit is contained in:
albertony
2021-03-02 20:11:57 +01:00
committed by Ivan Andreev
parent 2ec0c8d45f
commit 2925e1384c
62 changed files with 2614 additions and 281 deletions
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98
fs/sizesuffix_test.go
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@ -27,11 +27,11 @@ func TestSizeSuffixString(t *testing.T) {
}{
{0, "0"},
{102, "102"},
{1024, "1k"},
{1024 * 1024, "1M"},
{1024 * 1024 * 1024, "1G"},
{10 * 1024 * 1024 * 1024, "10G"},
{10.1 * 1024 * 1024 * 1024, "10.100G"},
{1024, "1Ki"},
{1024 * 1024, "1Mi"},
{1024 * 1024 * 1024, "1Gi"},
{10 * 1024 * 1024 * 1024, "10Gi"},
{10.1 * 1024 * 1024 * 1024, "10.100Gi"},
{-1, "off"},
{-100, "off"},
} {
@ -41,26 +41,73 @@ func TestSizeSuffixString(t *testing.T) {
}
}
func TestSizeSuffixUnit(t *testing.T) {
func TestSizeSuffixByteShortUnit(t *testing.T) {
for _, test := range []struct {
in float64
want string
}{
{0, "0 Bytes"},
{102, "102 Bytes"},
{1024, "1 kBytes"},
{1024 * 1024, "1 MBytes"},
{1024 * 1024 * 1024, "1 GBytes"},
{10 * 1024 * 1024 * 1024, "10 GBytes"},
{10.1 * 1024 * 1024 * 1024, "10.100 GBytes"},
{10 * 1024 * 1024 * 1024 * 1024, "10 TBytes"},
{10 * 1024 * 1024 * 1024 * 1024 * 1024, "10 PBytes"},
{1 * 1024 * 1024 * 1024 * 1024 * 1024 * 1024, "1024 PBytes"},
{0, "0 B"},
{102, "102 B"},
{1024, "1 KiB"},
{1024 * 1024, "1 MiB"},
{1024 * 1024 * 1024, "1 GiB"},
{10 * 1024 * 1024 * 1024, "10 GiB"},
{10.1 * 1024 * 1024 * 1024, "10.100 GiB"},
{10 * 1024 * 1024 * 1024 * 1024, "10 TiB"},
{10 * 1024 * 1024 * 1024 * 1024 * 1024, "10 PiB"},
{1 * 1024 * 1024 * 1024 * 1024 * 1024 * 1024, "1 EiB"},
{-1, "off"},
{-100, "off"},
} {
ss := SizeSuffix(test.in)
got := ss.Unit("Bytes")
got := ss.ByteShortUnit()
assert.Equal(t, test.want, got)
}
}
func TestSizeSuffixByteUnit(t *testing.T) {
for _, test := range []struct {
in float64
want string
}{
{0, "0 Byte"},
{102, "102 Byte"},
{1024, "1 KiByte"},
{1024 * 1024, "1 MiByte"},
{1024 * 1024 * 1024, "1 GiByte"},
{10 * 1024 * 1024 * 1024, "10 GiByte"},
{10.1 * 1024 * 1024 * 1024, "10.100 GiByte"},
{10 * 1024 * 1024 * 1024 * 1024, "10 TiByte"},
{10 * 1024 * 1024 * 1024 * 1024 * 1024, "10 PiByte"},
{1 * 1024 * 1024 * 1024 * 1024 * 1024 * 1024, "1 EiByte"},
{-1, "off"},
{-100, "off"},
} {
ss := SizeSuffix(test.in)
got := ss.ByteUnit()
assert.Equal(t, test.want, got)
}
}
func TestSizeSuffixBitRateUnit(t *testing.T) {
for _, test := range []struct {
in float64
want string
}{
{0, "0 bit/s"},
{1024, "1 Kibit/s"},
{1024 * 1024, "1 Mibit/s"},
{1024 * 1024 * 1024, "1 Gibit/s"},
{10 * 1024 * 1024 * 1024, "10 Gibit/s"},
{10.1 * 1024 * 1024 * 1024, "10.100 Gibit/s"},
{10 * 1024 * 1024 * 1024 * 1024, "10 Tibit/s"},
{10 * 1024 * 1024 * 1024 * 1024 * 1024, "10 Pibit/s"},
{1 * 1024 * 1024 * 1024 * 1024 * 1024 * 1024, "1 Eibit/s"},
{-1, "off"},
{-100, "off"},
} {
ss := SizeSuffix(test.in)
got := ss.BitRateUnit()
assert.Equal(t, test.want, got)
}
}
@ -77,9 +124,23 @@ func TestSizeSuffixSet(t *testing.T) {
{"0.1k", 102, false},
{"0.1", 102, false},
{"1K", 1024, false},
{"1k", 1024, false},
//{"1KB", 1024, false},
//{"1kB", 1024, false},
//{"1kb", 1024, false},
{"1KI", 1024, false},
{"1Ki", 1024, false},
{"1kI", 1024, false},
{"1ki", 1024, false},
{"1KiB", 1024, false},
{"1KiB", 1024, false},
{"1kib", 1024, false},
{"1", 1024, false},
{"2.5", 1024 * 2.5, false},
{"1M", 1024 * 1024, false},
//{"1MB", 1024 * 1024, false},
{"1Mi", 1024 * 1024, false},
{"1MiB", 1024 * 1024, false},
{"1.g", 1024 * 1024 * 1024, false},
{"10G", 10 * 1024 * 1024 * 1024, false},
{"10T", 10 * 1024 * 1024 * 1024 * 1024, false},
@ -91,6 +152,9 @@ func TestSizeSuffixSet(t *testing.T) {
{"1.q", 0, true},
{"1q", 0, true},
{"-1K", 0, true},
{"1i", 0, true},
{"1iB", 0, true},
{"1MB", 0, true},
} {
ss := SizeSuffix(0)
err := ss.Set(test.in)