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|
package utils
import (
"bytes"
"fmt"
"os"
"path/filepath"
"syscall"
"testing"
)
func TestGenerateName(t *testing.T) {
name, err := GenerateRandomName("veth", 5)
if err != nil {
t.Fatal(err)
}
expected := 5 + len("veth")
if len(name) != expected {
t.Fatalf("expected name to be %d chars but received %d", expected, len(name))
}
name, err = GenerateRandomName("veth", 65)
if err != nil {
t.Fatal(err)
}
expected = 64 + len("veth")
if len(name) != expected {
t.Fatalf("expected name to be %d chars but received %d", expected, len(name))
}
}
var labelTest = []struct {
labels []string
query string
expectedValue string
}{
{[]string{"bundle=/path/to/bundle"}, "bundle", "/path/to/bundle"},
{[]string{"test=a", "test=b"}, "bundle", ""},
{[]string{"bundle=a", "test=b", "bundle=c"}, "bundle", "a"},
{[]string{"", "test=a", "bundle=b"}, "bundle", "b"},
{[]string{"test", "bundle=a"}, "bundle", "a"},
{[]string{"test=a", "bundle="}, "bundle", ""},
}
func TestSearchLabels(t *testing.T) {
for _, tt := range labelTest {
if v := SearchLabels(tt.labels, tt.query); v != tt.expectedValue {
t.Errorf("expected value '%s' for query '%s'; got '%s'", tt.expectedValue, tt.query, v)
}
}
}
func TestResolveRootfs(t *testing.T) {
dir := "rootfs"
os.Mkdir(dir, 0600)
defer os.Remove(dir)
path, err := ResolveRootfs(dir)
if err != nil {
t.Fatal(err)
}
pwd, err := os.Getwd()
if err != nil {
t.Fatal(err)
}
if path != fmt.Sprintf("%s/%s", pwd, "rootfs") {
t.Errorf("expected rootfs to be abs and was %s", path)
}
}
func TestResolveRootfsWithSymlink(t *testing.T) {
dir := "rootfs"
tmpDir, _ := filepath.EvalSymlinks(os.TempDir())
os.Symlink(tmpDir, dir)
defer os.Remove(dir)
path, err := ResolveRootfs(dir)
if err != nil {
t.Fatal(err)
}
if path != tmpDir {
t.Errorf("expected rootfs to be the real path %s and was %s", path, os.TempDir())
}
}
func TestResolveRootfsWithNonExistingDir(t *testing.T) {
_, err := ResolveRootfs("foo")
if err == nil {
t.Error("expected error to happen but received nil")
}
}
func TestExitStatus(t *testing.T) {
status := syscall.WaitStatus(0)
ex := ExitStatus(status)
if ex != 0 {
t.Errorf("expected exit status to equal 0 and received %d", ex)
}
}
func TestExitStatusSignaled(t *testing.T) {
status := syscall.WaitStatus(2)
ex := ExitStatus(status)
if ex != 130 {
t.Errorf("expected exit status to equal 130 and received %d", ex)
}
}
func TestWriteJSON(t *testing.T) {
person := struct {
Name string
Age int
}{
Name: "Alice",
Age: 30,
}
var b bytes.Buffer
err := WriteJSON(&b, person)
if err != nil {
t.Fatal(err)
}
expected := `{"Name":"Alice","Age":30}`
if b.String() != expected {
t.Errorf("expected to write %s but was %s", expected, b.String())
}
}
func TestCleanPath(t *testing.T) {
path := CleanPath("")
if path != "" {
t.Errorf("expected to received empty string and received %s", path)
}
path = CleanPath("rootfs")
if path != "rootfs" {
t.Errorf("expected to received 'rootfs' and received %s", path)
}
path = CleanPath("../../../var")
if path != "var" {
t.Errorf("expected to received 'var' and received %s", path)
}
path = CleanPath("/../../../var")
if path != "/var" {
t.Errorf("expected to received '/var' and received %s", path)
}
}
|
