91 lines
1.8 KiB
Go
91 lines
1.8 KiB
Go
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package fs
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import (
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"testing"
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"github.com/spf13/pflag"
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"github.com/stretchr/testify/assert"
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"github.com/stretchr/testify/require"
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)
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// Check it satisfies the interface
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var _ pflag.Value = (*SizeSuffix)(nil)
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func TestSizeSuffixString(t *testing.T) {
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for _, test := range []struct {
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in float64
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want string
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}{
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{0, "0"},
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{102, "102"},
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{1024, "1k"},
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{1024 * 1024, "1M"},
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{1024 * 1024 * 1024, "1G"},
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{10 * 1024 * 1024 * 1024, "10G"},
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{10.1 * 1024 * 1024 * 1024, "10.100G"},
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{-1, "off"},
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{-100, "off"},
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} {
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ss := SizeSuffix(test.in)
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got := ss.String()
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assert.Equal(t, test.want, got)
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}
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}
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func TestSizeSuffixUnit(t *testing.T) {
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for _, test := range []struct {
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in float64
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want string
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}{
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{0, "0 Bytes"},
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{102, "102 Bytes"},
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{1024, "1 kBytes"},
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{1024 * 1024, "1 MBytes"},
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{1024 * 1024 * 1024, "1 GBytes"},
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{10 * 1024 * 1024 * 1024, "10 GBytes"},
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{10.1 * 1024 * 1024 * 1024, "10.100 GBytes"},
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{-1, "off"},
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{-100, "off"},
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} {
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ss := SizeSuffix(test.in)
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got := ss.Unit("Bytes")
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assert.Equal(t, test.want, got)
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}
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}
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func TestSizeSuffixSet(t *testing.T) {
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for _, test := range []struct {
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in string
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want int64
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err bool
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}{
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{"0", 0, false},
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{"1b", 1, false},
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{"102B", 102, false},
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{"0.1k", 102, false},
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{"0.1", 102, false},
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{"1K", 1024, false},
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{"1", 1024, false},
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{"2.5", 1024 * 2.5, false},
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{"1M", 1024 * 1024, false},
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{"1.g", 1024 * 1024 * 1024, false},
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{"10G", 10 * 1024 * 1024 * 1024, false},
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{"off", -1, false},
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{"OFF", -1, false},
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{"", 0, true},
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{"1p", 0, true},
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{"1.p", 0, true},
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{"1p", 0, true},
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{"-1K", 0, true},
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} {
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ss := SizeSuffix(0)
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err := ss.Set(test.in)
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if test.err {
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require.Error(t, err)
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} else {
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require.NoError(t, err)
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}
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assert.Equal(t, test.want, int64(ss))
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}
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}
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