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moby--moby/pkg/directory/directory_test.go
Rick Wieman 46d4f12fbf Makes directory pkg compilable on Windows.
Also makes the test cases platform independent.

Signed-off-by: Rick Wieman <git@rickw.nl>
2015-03-12 15:54:22 +01:00

137 lines
3.7 KiB
Go

package directory
import (
"io/ioutil"
"os"
"testing"
)
// Size of an empty directory should be 0
func TestSizeEmpty(t *testing.T) {
var dir string
var err error
if dir, err = ioutil.TempDir(os.TempDir(), "testSizeEmptyDirectory"); err != nil {
t.Fatalf("failed to create directory: %s", err)
}
var size int64
if size, _ = Size(dir); size != 0 {
t.Fatalf("empty directory has size: %d", size)
}
}
// Size of a directory with one empty file should be 0
func TestSizeEmptyFile(t *testing.T) {
var dir string
var err error
if dir, err = ioutil.TempDir(os.TempDir(), "testSizeEmptyFile"); err != nil {
t.Fatalf("failed to create directory: %s", err)
}
var file *os.File
if file, err = ioutil.TempFile(dir, "file"); err != nil {
t.Fatalf("failed to create file: %s", err)
}
var size int64
if size, _ = Size(file.Name()); size != 0 {
t.Fatalf("directory with one file has size: %d", size)
}
}
// Size of a directory with one 5-byte file should be 5
func TestSizeNonemptyFile(t *testing.T) {
var dir string
var err error
if dir, err = ioutil.TempDir(os.TempDir(), "testSizeNonemptyFile"); err != nil {
t.Fatalf("failed to create directory: %s", err)
}
var file *os.File
if file, err = ioutil.TempFile(dir, "file"); err != nil {
t.Fatalf("failed to create file: %s", err)
}
d := []byte{97, 98, 99, 100, 101}
file.Write(d)
var size int64
if size, _ = Size(file.Name()); size != 5 {
t.Fatalf("directory with one 5-byte file has size: %d", size)
}
}
// Size of a directory with one empty directory should be 0
func TestSizeNestedDirectoryEmpty(t *testing.T) {
var dir string
var err error
if dir, err = ioutil.TempDir(os.TempDir(), "testSizeNestedDirectoryEmpty"); err != nil {
t.Fatalf("failed to create directory: %s", err)
}
if dir, err = ioutil.TempDir(dir, "nested"); err != nil {
t.Fatalf("failed to create nested directory: %s", err)
}
var size int64
if size, _ = Size(dir); size != 0 {
t.Fatalf("directory with one empty directory has size: %d", size)
}
}
// Test directory with 1 file and 1 empty directory
func TestSizeFileAndNestedDirectoryEmpty(t *testing.T) {
var dir string
var err error
if dir, err = ioutil.TempDir(os.TempDir(), "testSizeFileAndNestedDirectoryEmpty"); err != nil {
t.Fatalf("failed to create directory: %s", err)
}
if dir, err = ioutil.TempDir(dir, "nested"); err != nil {
t.Fatalf("failed to create nested directory: %s", err)
}
var file *os.File
if file, err = ioutil.TempFile(dir, "file"); err != nil {
t.Fatalf("failed to create file: %s", err)
}
d := []byte{100, 111, 99, 107, 101, 114}
file.Write(d)
var size int64
if size, _ = Size(dir); size != 6 {
t.Fatalf("directory with 6-byte file and empty directory has size: %d", size)
}
}
// Test directory with 1 file and 1 non-empty directory
func TestSizeFileAndNestedDirectoryNonempty(t *testing.T) {
var dir, dirNested string
var err error
if dir, err = ioutil.TempDir(os.TempDir(), "TestSizeFileAndNestedDirectoryNonempty"); err != nil {
t.Fatalf("failed to create directory: %s", err)
}
if dirNested, err = ioutil.TempDir(dir, "nested"); err != nil {
t.Fatalf("failed to create nested directory: %s", err)
}
var file *os.File
if file, err = ioutil.TempFile(dir, "file"); err != nil {
t.Fatalf("failed to create file: %s", err)
}
data := []byte{100, 111, 99, 107, 101, 114}
file.Write(data)
var nestedFile *os.File
if nestedFile, err = ioutil.TempFile(dirNested, "file"); err != nil {
t.Fatalf("failed to create file in nested directory: %s", err)
}
nestedData := []byte{100, 111, 99, 107, 101, 114}
nestedFile.Write(nestedData)
var size int64
if size, _ = Size(dir); size != 12 {
t.Fatalf("directory with 6-byte file and nested directory with 6-byte file has size: %d", size)
}
}