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101 lines
3.4 KiB
Go
101 lines
3.4 KiB
Go
//go:build !windows
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// +build !windows
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package kernel // import "github.com/docker/docker/pkg/parsers/kernel"
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import (
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"fmt"
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"testing"
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)
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func assertParseRelease(t *testing.T, release string, b *VersionInfo, result int) {
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var (
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a *VersionInfo
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)
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a, _ = ParseRelease(release)
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if r := CompareKernelVersion(*a, *b); r != result {
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t.Fatalf("Unexpected kernel version comparison result for (%v,%v). Found %d, expected %d", release, b, r, result)
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}
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if a.Flavor != b.Flavor {
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t.Fatalf("Unexpected parsed kernel flavor. Found %s, expected %s", a.Flavor, b.Flavor)
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}
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}
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// TestParseRelease tests the ParseRelease() function
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func TestParseRelease(t *testing.T) {
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assertParseRelease(t, "3.8.0", &VersionInfo{Kernel: 3, Major: 8, Minor: 0}, 0)
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assertParseRelease(t, "3.4.54.longterm-1", &VersionInfo{Kernel: 3, Major: 4, Minor: 54, Flavor: ".longterm-1"}, 0)
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assertParseRelease(t, "3.4.54.longterm-1", &VersionInfo{Kernel: 3, Major: 4, Minor: 54, Flavor: ".longterm-1"}, 0)
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assertParseRelease(t, "3.8.0-19-generic", &VersionInfo{Kernel: 3, Major: 8, Minor: 0, Flavor: "-19-generic"}, 0)
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assertParseRelease(t, "3.10.0-862.2.3.el7.x86_64", &VersionInfo{Kernel: 3, Major: 10, Minor: 0, Flavor: "-862.2.3.el7.x86_64"}, 0)
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assertParseRelease(t, "3.12.8tag", &VersionInfo{Kernel: 3, Major: 12, Minor: 8, Flavor: "tag"}, 0)
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assertParseRelease(t, "3.12-1-amd64", &VersionInfo{Kernel: 3, Major: 12, Minor: 0, Flavor: "-1-amd64"}, 0)
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assertParseRelease(t, "3.8.0", &VersionInfo{Kernel: 4, Major: 8, Minor: 0}, -1)
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// Errors
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invalids := []string{
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"3",
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"a",
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"a.a",
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"a.a.a-a",
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}
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for _, invalid := range invalids {
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expectedMessage := fmt.Sprintf("Can't parse kernel version %v", invalid)
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if _, err := ParseRelease(invalid); err == nil || err.Error() != expectedMessage {
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if err == nil {
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t.Fatalf("Expected %q, got nil", expectedMessage)
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}
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t.Fatalf("Expected %q, got %q", expectedMessage, err.Error())
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}
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}
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}
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func assertKernelVersion(t *testing.T, a, b VersionInfo, result int) {
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if r := CompareKernelVersion(a, b); r != result {
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t.Fatalf("Unexpected kernel version comparison result. Found %d, expected %d", r, result)
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}
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}
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// TestCompareKernelVersion tests the CompareKernelVersion() function
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func TestCompareKernelVersion(t *testing.T) {
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assertKernelVersion(t,
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VersionInfo{Kernel: 3, Major: 8, Minor: 0},
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VersionInfo{Kernel: 3, Major: 8, Minor: 0},
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0)
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assertKernelVersion(t,
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VersionInfo{Kernel: 2, Major: 6, Minor: 0},
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VersionInfo{Kernel: 3, Major: 8, Minor: 0},
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-1)
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assertKernelVersion(t,
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VersionInfo{Kernel: 3, Major: 8, Minor: 0},
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VersionInfo{Kernel: 2, Major: 6, Minor: 0},
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1)
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assertKernelVersion(t,
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VersionInfo{Kernel: 3, Major: 8, Minor: 0},
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VersionInfo{Kernel: 3, Major: 8, Minor: 0},
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0)
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assertKernelVersion(t,
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VersionInfo{Kernel: 3, Major: 8, Minor: 5},
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VersionInfo{Kernel: 3, Major: 8, Minor: 0},
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1)
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assertKernelVersion(t,
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VersionInfo{Kernel: 3, Major: 0, Minor: 20},
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VersionInfo{Kernel: 3, Major: 8, Minor: 0},
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-1)
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assertKernelVersion(t,
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VersionInfo{Kernel: 3, Major: 7, Minor: 20},
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VersionInfo{Kernel: 3, Major: 8, Minor: 0},
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-1)
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assertKernelVersion(t,
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VersionInfo{Kernel: 3, Major: 8, Minor: 20},
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VersionInfo{Kernel: 3, Major: 7, Minor: 0},
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1)
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assertKernelVersion(t,
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VersionInfo{Kernel: 3, Major: 8, Minor: 20},
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VersionInfo{Kernel: 3, Major: 8, Minor: 0},
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1)
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assertKernelVersion(t,
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VersionInfo{Kernel: 3, Major: 8, Minor: 0},
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VersionInfo{Kernel: 3, Major: 8, Minor: 20},
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-1)
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}
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