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13afa58d0e
* cpuset.cpus -> AllowedCPUs * cpuset.mems -> AllowedMemoryNodes No test for cgroup v2 resources.unified override, as this requires a separate test case, and all the unified resources are handled uniformly so there's little sense to test all parameters. Signed-off-by: Kir Kolyshkin <kolyshkin@gmail.com>
59 lines
1.4 KiB
Go
59 lines
1.4 KiB
Go
package systemd
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import (
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"bytes"
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"testing"
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)
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func TestRangeToBits(t *testing.T) {
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testCases := []struct {
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in string
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out []byte
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isErr bool
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}{
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{in: "", isErr: true},
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{in: "0", out: []byte{1}},
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{in: "1", out: []byte{2}},
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{in: "0-1", out: []byte{3}},
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{in: "0,1", out: []byte{3}},
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{in: ",0,1,", out: []byte{3}},
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{in: "0-3", out: []byte{0x0f}},
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{in: "0,1,2-3", out: []byte{0x0f}},
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{in: "4-7", out: []byte{0xf0}},
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{in: "0-7", out: []byte{0xff}},
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{in: "0-15", out: []byte{0xff, 0xff}},
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{in: "16", out: []byte{1, 0, 0}},
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{in: "0-3,32-33", out: []byte{3, 0, 0, 0, 0x0f}},
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// extra spaces and tabs are ok
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{in: "1, 2, 1-2", out: []byte{6}},
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{in: " , 1 , 3 , 5-7, ", out: []byte{0xea}},
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// somewhat large values
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{in: "128-130,1", out: []byte{7, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 2}},
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{in: "-", isErr: true},
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{in: "1-", isErr: true},
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{in: "-3", isErr: true},
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// bad range (start > end)
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{in: "54-53", isErr: true},
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// kernel does not allow extra spaces inside a range
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{in: "1 - 2", isErr: true},
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}
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for _, tc := range testCases {
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t.Logf("case: %q", tc.in)
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out, err := rangeToBits(tc.in)
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if err != nil {
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t.Logf(" got error: %s", err)
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if !tc.isErr {
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t.Error(" ^^^ unexpected error")
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}
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continue
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}
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t.Logf(" expected %v, got %v", tc.out, out)
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if !bytes.Equal(out, tc.out) {
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t.Error(" ^^^ unexpected result")
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}
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}
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}
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