mirror of
https://github.com/Luzifer/mondash.git
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142 lines
3.4 KiB
Go
142 lines
3.4 KiB
Go
package humanize
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import (
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"testing"
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)
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func TestByteParsing(t *testing.T) {
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tests := []struct {
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in string
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exp uint64
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}{
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{"42", 42},
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{"42MB", 42000000},
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{"42MiB", 44040192},
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{"42mb", 42000000},
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{"42mib", 44040192},
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{"42MIB", 44040192},
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{"42 MB", 42000000},
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{"42 MiB", 44040192},
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{"42 mb", 42000000},
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{"42 mib", 44040192},
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{"42 MIB", 44040192},
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{"42.5MB", 42500000},
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{"42.5MiB", 44564480},
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{"42.5 MB", 42500000},
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{"42.5 MiB", 44564480},
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// No need to say B
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{"42M", 42000000},
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{"42Mi", 44040192},
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{"42m", 42000000},
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{"42mi", 44040192},
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{"42MI", 44040192},
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{"42 M", 42000000},
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{"42 Mi", 44040192},
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{"42 m", 42000000},
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{"42 mi", 44040192},
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{"42 MI", 44040192},
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{"42.5M", 42500000},
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{"42.5Mi", 44564480},
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{"42.5 M", 42500000},
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{"42.5 Mi", 44564480},
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// Large testing, breaks when too much larger than
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// this.
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{"12.5 EB", uint64(12.5 * float64(EByte))},
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{"12.5 E", uint64(12.5 * float64(EByte))},
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{"12.5 EiB", uint64(12.5 * float64(EiByte))},
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}
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for _, p := range tests {
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got, err := ParseBytes(p.in)
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if err != nil {
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t.Errorf("Couldn't parse %v: %v", p.in, err)
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}
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if got != p.exp {
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t.Errorf("Expected %v for %v, got %v",
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p.exp, p.in, got)
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}
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}
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}
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func TestByteErrors(t *testing.T) {
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got, err := ParseBytes("84 JB")
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if err == nil {
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t.Errorf("Expected error, got %v", got)
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}
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got, err = ParseBytes("")
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if err == nil {
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t.Errorf("Expected error parsing nothing")
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}
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got, err = ParseBytes("16 EiB")
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if err == nil {
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t.Errorf("Expected error, got %v", got)
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}
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}
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func TestBytes(t *testing.T) {
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testList{
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{"bytes(0)", Bytes(0), "0B"},
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{"bytes(1)", Bytes(1), "1B"},
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{"bytes(803)", Bytes(803), "803B"},
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{"bytes(999)", Bytes(999), "999B"},
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{"bytes(1024)", Bytes(1024), "1.0KB"},
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{"bytes(1MB - 1)", Bytes(MByte - Byte), "1000KB"},
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{"bytes(1MB)", Bytes(1024 * 1024), "1.0MB"},
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{"bytes(1GB - 1K)", Bytes(GByte - KByte), "1000MB"},
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{"bytes(1GB)", Bytes(GByte), "1.0GB"},
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{"bytes(1TB - 1M)", Bytes(TByte - MByte), "1000GB"},
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{"bytes(1TB)", Bytes(TByte), "1.0TB"},
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{"bytes(1PB - 1T)", Bytes(PByte - TByte), "999TB"},
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{"bytes(1PB)", Bytes(PByte), "1.0PB"},
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{"bytes(1PB - 1T)", Bytes(EByte - PByte), "999PB"},
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{"bytes(1EB)", Bytes(EByte), "1.0EB"},
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// Overflows.
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// {"bytes(1EB - 1P)", Bytes((KByte*EByte)-PByte), "1023EB"},
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{"bytes(0)", IBytes(0), "0B"},
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{"bytes(1)", IBytes(1), "1B"},
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{"bytes(803)", IBytes(803), "803B"},
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{"bytes(1023)", IBytes(1023), "1023B"},
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{"bytes(1024)", IBytes(1024), "1.0KiB"},
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{"bytes(1MB - 1)", IBytes(MiByte - IByte), "1024KiB"},
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{"bytes(1MB)", IBytes(1024 * 1024), "1.0MiB"},
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{"bytes(1GB - 1K)", IBytes(GiByte - KiByte), "1024MiB"},
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{"bytes(1GB)", IBytes(GiByte), "1.0GiB"},
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{"bytes(1TB - 1M)", IBytes(TiByte - MiByte), "1024GiB"},
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{"bytes(1TB)", IBytes(TiByte), "1.0TiB"},
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{"bytes(1PB - 1T)", IBytes(PiByte - TiByte), "1023TiB"},
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{"bytes(1PB)", IBytes(PiByte), "1.0PiB"},
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{"bytes(1PB - 1T)", IBytes(EiByte - PiByte), "1023PiB"},
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{"bytes(1EiB)", IBytes(EiByte), "1.0EiB"},
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// Overflows.
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// {"bytes(1EB - 1P)", IBytes((KIByte*EIByte)-PiByte), "1023EB"},
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{"bytes(5.5GiB)", IBytes(5.5 * GiByte), "5.5GiB"},
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{"bytes(5.5GB)", Bytes(5.5 * GByte), "5.5GB"},
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}.validate(t)
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}
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func BenchmarkParseBytes(b *testing.B) {
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for i := 0; i < b.N; i++ {
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ParseBytes("16.5GB")
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}
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}
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func BenchmarkBytes(b *testing.B) {
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for i := 0; i < b.N; i++ {
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Bytes(16.5 * GByte)
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}
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}
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