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