mirror of
https://github.com/moby/moby.git
synced 2022-11-09 12:21:53 -05:00
018f19f8c9
Signed-off-by: John Howard <jhoward@microsoft.com>
(cherry picked from commit 3f6127b173)
Signed-off-by: Victor Vieux <victorvieux@gmail.com>
721 lines
14 KiB
Go
721 lines
14 KiB
Go
package graphdb
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import (
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"database/sql"
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"fmt"
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"os"
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"path"
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"runtime"
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"strconv"
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"testing"
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_ "github.com/mattn/go-sqlite3"
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)
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func newTestDb(t *testing.T) (*Database, string) {
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p := path.Join(os.TempDir(), "sqlite.db")
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conn, err := sql.Open("sqlite3", p)
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db, err := NewDatabase(conn)
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if err != nil {
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t.Fatal(err)
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}
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return db, p
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}
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func destroyTestDb(dbPath string) {
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os.Remove(dbPath)
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}
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func TestNewDatabase(t *testing.T) {
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db, dbpath := newTestDb(t)
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if db == nil {
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t.Fatal("Database should not be nil")
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}
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db.Close()
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defer destroyTestDb(dbpath)
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}
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func TestCreateRootEntity(t *testing.T) {
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db, dbpath := newTestDb(t)
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defer destroyTestDb(dbpath)
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root := db.RootEntity()
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if root == nil {
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t.Fatal("Root entity should not be nil")
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}
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}
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func TestGetRootEntity(t *testing.T) {
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db, dbpath := newTestDb(t)
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defer destroyTestDb(dbpath)
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e := db.Get("/")
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if e == nil {
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t.Fatal("Entity should not be nil")
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}
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if e.ID() != "0" {
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t.Fatalf("Entity id should be 0, got %s", e.ID())
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}
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}
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func TestSetEntityWithDifferentName(t *testing.T) {
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db, dbpath := newTestDb(t)
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defer destroyTestDb(dbpath)
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db.Set("/test", "1")
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if _, err := db.Set("/other", "1"); err != nil {
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t.Fatal(err)
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}
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}
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func TestSetDuplicateEntity(t *testing.T) {
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db, dbpath := newTestDb(t)
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defer destroyTestDb(dbpath)
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if _, err := db.Set("/foo", "42"); err != nil {
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t.Fatal(err)
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}
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if _, err := db.Set("/foo", "43"); err == nil {
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t.Fatalf("Creating an entry with a duplicate path did not cause an error")
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}
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}
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func TestCreateChild(t *testing.T) {
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db, dbpath := newTestDb(t)
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defer destroyTestDb(dbpath)
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child, err := db.Set("/db", "1")
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if err != nil {
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t.Fatal(err)
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}
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if child == nil {
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t.Fatal("Child should not be nil")
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}
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if child.ID() != "1" {
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t.Fail()
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}
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}
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func TestParents(t *testing.T) {
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db, dbpath := newTestDb(t)
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defer destroyTestDb(dbpath)
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for i := 1; i < 6; i++ {
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a := strconv.Itoa(i)
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if _, err := db.Set("/"+a, a); err != nil {
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t.Fatal(err)
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}
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}
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for i := 6; i < 11; i++ {
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a := strconv.Itoa(i)
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p := strconv.Itoa(i - 5)
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key := fmt.Sprintf("/%s/%s", p, a)
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if _, err := db.Set(key, a); err != nil {
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t.Fatal(err)
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}
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parents, err := db.Parents(key)
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if err != nil {
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t.Fatal(err)
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}
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if len(parents) != 1 {
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t.Fatalf("Expected 1 entry for %s got %d", key, len(parents))
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}
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if parents[0] != p {
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t.Fatalf("ID %s received, %s expected", parents[0], p)
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}
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}
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}
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func TestChildren(t *testing.T) {
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// TODO Windows: Port this test
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if runtime.GOOS == "windows" {
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t.Skip("Needs porting to Windows")
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}
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db, dbpath := newTestDb(t)
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defer destroyTestDb(dbpath)
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str := "/"
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for i := 1; i < 6; i++ {
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a := strconv.Itoa(i)
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if _, err := db.Set(str+a, a); err != nil {
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t.Fatal(err)
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}
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str = str + a + "/"
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}
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str = "/"
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for i := 10; i < 30; i++ { // 20 entities
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a := strconv.Itoa(i)
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if _, err := db.Set(str+a, a); err != nil {
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t.Fatal(err)
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}
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str = str + a + "/"
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}
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entries, err := db.Children("/", 5)
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if err != nil {
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t.Fatal(err)
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}
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if len(entries) != 11 {
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t.Fatalf("Expect 11 entries for / got %d", len(entries))
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}
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entries, err = db.Children("/", 20)
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if err != nil {
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t.Fatal(err)
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}
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if len(entries) != 25 {
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t.Fatalf("Expect 25 entries for / got %d", len(entries))
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}
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}
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func TestListAllRootChildren(t *testing.T) {
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// TODO Windows: Port this test
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if runtime.GOOS == "windows" {
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t.Skip("Needs porting to Windows")
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}
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db, dbpath := newTestDb(t)
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defer destroyTestDb(dbpath)
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for i := 1; i < 6; i++ {
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a := strconv.Itoa(i)
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if _, err := db.Set("/"+a, a); err != nil {
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t.Fatal(err)
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}
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}
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entries := db.List("/", -1)
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if len(entries) != 5 {
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t.Fatalf("Expect 5 entries for / got %d", len(entries))
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}
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}
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func TestListAllSubChildren(t *testing.T) {
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// TODO Windows: Port this test
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if runtime.GOOS == "windows" {
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t.Skip("Needs porting to Windows")
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}
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db, dbpath := newTestDb(t)
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defer destroyTestDb(dbpath)
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_, err := db.Set("/webapp", "1")
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if err != nil {
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t.Fatal(err)
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}
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child2, err := db.Set("/db", "2")
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if err != nil {
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t.Fatal(err)
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}
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child4, err := db.Set("/logs", "4")
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if err != nil {
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t.Fatal(err)
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}
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if _, err := db.Set("/db/logs", child4.ID()); err != nil {
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t.Fatal(err)
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}
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child3, err := db.Set("/sentry", "3")
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if err != nil {
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t.Fatal(err)
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}
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if _, err := db.Set("/webapp/sentry", child3.ID()); err != nil {
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t.Fatal(err)
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}
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if _, err := db.Set("/webapp/db", child2.ID()); err != nil {
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t.Fatal(err)
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}
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entries := db.List("/webapp", 1)
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if len(entries) != 3 {
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t.Fatalf("Expect 3 entries for / got %d", len(entries))
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}
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entries = db.List("/webapp", 0)
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if len(entries) != 2 {
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t.Fatalf("Expect 2 entries for / got %d", len(entries))
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}
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}
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func TestAddSelfAsChild(t *testing.T) {
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// TODO Windows: Port this test
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if runtime.GOOS == "windows" {
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t.Skip("Needs porting to Windows")
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}
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db, dbpath := newTestDb(t)
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defer destroyTestDb(dbpath)
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child, err := db.Set("/test", "1")
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if err != nil {
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t.Fatal(err)
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}
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if _, err := db.Set("/test/other", child.ID()); err == nil {
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t.Fatal("Error should not be nil")
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}
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}
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func TestAddChildToNonExistentRoot(t *testing.T) {
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db, dbpath := newTestDb(t)
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defer destroyTestDb(dbpath)
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if _, err := db.Set("/myapp", "1"); err != nil {
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t.Fatal(err)
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}
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if _, err := db.Set("/myapp/proxy/db", "2"); err == nil {
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t.Fatal("Error should not be nil")
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}
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}
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func TestWalkAll(t *testing.T) {
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// TODO Windows: Port this test
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if runtime.GOOS == "windows" {
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t.Skip("Needs porting to Windows")
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}
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db, dbpath := newTestDb(t)
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defer destroyTestDb(dbpath)
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_, err := db.Set("/webapp", "1")
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if err != nil {
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t.Fatal(err)
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}
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child2, err := db.Set("/db", "2")
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if err != nil {
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t.Fatal(err)
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}
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child4, err := db.Set("/db/logs", "4")
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if err != nil {
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t.Fatal(err)
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}
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if _, err := db.Set("/webapp/logs", child4.ID()); err != nil {
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t.Fatal(err)
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}
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child3, err := db.Set("/sentry", "3")
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if err != nil {
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t.Fatal(err)
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}
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if _, err := db.Set("/webapp/sentry", child3.ID()); err != nil {
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t.Fatal(err)
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}
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if _, err := db.Set("/webapp/db", child2.ID()); err != nil {
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t.Fatal(err)
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}
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child5, err := db.Set("/gograph", "5")
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if err != nil {
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t.Fatal(err)
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}
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if _, err := db.Set("/webapp/same-ref-diff-name", child5.ID()); err != nil {
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t.Fatal(err)
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}
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if err := db.Walk("/", func(p string, e *Entity) error {
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t.Logf("Path: %s Entity: %s", p, e.ID())
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return nil
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}, -1); err != nil {
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t.Fatal(err)
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}
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}
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func TestGetEntityByPath(t *testing.T) {
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// TODO Windows: Port this test
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if runtime.GOOS == "windows" {
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t.Skip("Needs porting to Windows")
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}
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db, dbpath := newTestDb(t)
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defer destroyTestDb(dbpath)
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_, err := db.Set("/webapp", "1")
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if err != nil {
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t.Fatal(err)
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}
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child2, err := db.Set("/db", "2")
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if err != nil {
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t.Fatal(err)
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}
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child4, err := db.Set("/logs", "4")
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if err != nil {
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t.Fatal(err)
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}
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if _, err := db.Set("/db/logs", child4.ID()); err != nil {
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t.Fatal(err)
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}
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child3, err := db.Set("/sentry", "3")
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if err != nil {
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t.Fatal(err)
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}
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if _, err := db.Set("/webapp/sentry", child3.ID()); err != nil {
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t.Fatal(err)
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}
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if _, err := db.Set("/webapp/db", child2.ID()); err != nil {
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t.Fatal(err)
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}
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child5, err := db.Set("/gograph", "5")
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if err != nil {
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t.Fatal(err)
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}
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if _, err := db.Set("/webapp/same-ref-diff-name", child5.ID()); err != nil {
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t.Fatal(err)
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}
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entity := db.Get("/webapp/db/logs")
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if entity == nil {
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t.Fatal("Entity should not be nil")
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}
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if entity.ID() != "4" {
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t.Fatalf("Expected to get entity with id 4, got %s", entity.ID())
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}
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}
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func TestEnitiesPaths(t *testing.T) {
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// TODO Windows: Port this test
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if runtime.GOOS == "windows" {
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t.Skip("Needs porting to Windows")
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}
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db, dbpath := newTestDb(t)
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defer destroyTestDb(dbpath)
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_, err := db.Set("/webapp", "1")
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if err != nil {
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t.Fatal(err)
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}
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child2, err := db.Set("/db", "2")
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if err != nil {
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t.Fatal(err)
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}
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child4, err := db.Set("/logs", "4")
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if err != nil {
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t.Fatal(err)
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}
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if _, err := db.Set("/db/logs", child4.ID()); err != nil {
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t.Fatal(err)
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}
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child3, err := db.Set("/sentry", "3")
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if err != nil {
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t.Fatal(err)
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}
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if _, err := db.Set("/webapp/sentry", child3.ID()); err != nil {
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t.Fatal(err)
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}
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if _, err := db.Set("/webapp/db", child2.ID()); err != nil {
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t.Fatal(err)
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}
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child5, err := db.Set("/gograph", "5")
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if err != nil {
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t.Fatal(err)
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}
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if _, err := db.Set("/webapp/same-ref-diff-name", child5.ID()); err != nil {
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t.Fatal(err)
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}
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out := db.List("/", -1)
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for _, p := range out.Paths() {
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t.Log(p)
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}
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}
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func TestDeleteRootEntity(t *testing.T) {
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db, dbpath := newTestDb(t)
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defer destroyTestDb(dbpath)
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if err := db.Delete("/"); err == nil {
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t.Fatal("Error should not be nil")
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}
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}
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func TestDeleteEntity(t *testing.T) {
|
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// TODO Windows: Port this test
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if runtime.GOOS == "windows" {
|
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t.Skip("Needs porting to Windows")
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}
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db, dbpath := newTestDb(t)
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defer destroyTestDb(dbpath)
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_, err := db.Set("/webapp", "1")
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if err != nil {
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t.Fatal(err)
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}
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child2, err := db.Set("/db", "2")
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if err != nil {
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t.Fatal(err)
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}
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child4, err := db.Set("/logs", "4")
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if err != nil {
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t.Fatal(err)
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}
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if _, err := db.Set("/db/logs", child4.ID()); err != nil {
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t.Fatal(err)
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}
|
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child3, err := db.Set("/sentry", "3")
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if err != nil {
|
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t.Fatal(err)
|
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}
|
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if _, err := db.Set("/webapp/sentry", child3.ID()); err != nil {
|
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t.Fatal(err)
|
|
}
|
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if _, err := db.Set("/webapp/db", child2.ID()); err != nil {
|
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t.Fatal(err)
|
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}
|
|
|
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child5, err := db.Set("/gograph", "5")
|
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if err != nil {
|
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t.Fatal(err)
|
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}
|
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if _, err := db.Set("/webapp/same-ref-diff-name", child5.ID()); err != nil {
|
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t.Fatal(err)
|
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}
|
|
|
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if err := db.Delete("/webapp/sentry"); err != nil {
|
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t.Fatal(err)
|
|
}
|
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entity := db.Get("/webapp/sentry")
|
|
if entity != nil {
|
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t.Fatal("Entity /webapp/sentry should be nil")
|
|
}
|
|
}
|
|
|
|
func TestCountRefs(t *testing.T) {
|
|
// TODO Windows: Port this test
|
|
if runtime.GOOS == "windows" {
|
|
t.Skip("Needs porting to Windows")
|
|
}
|
|
db, dbpath := newTestDb(t)
|
|
defer destroyTestDb(dbpath)
|
|
|
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db.Set("/webapp", "1")
|
|
|
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if db.Refs("1") != 1 {
|
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t.Fatal("Expect reference count to be 1")
|
|
}
|
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|
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db.Set("/db", "2")
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db.Set("/webapp/db", "2")
|
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if db.Refs("2") != 2 {
|
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t.Fatal("Expect reference count to be 2")
|
|
}
|
|
}
|
|
|
|
func TestPurgeId(t *testing.T) {
|
|
// TODO Windows: Port this test
|
|
if runtime.GOOS == "windows" {
|
|
t.Skip("Needs porting to Windows")
|
|
}
|
|
|
|
db, dbpath := newTestDb(t)
|
|
defer destroyTestDb(dbpath)
|
|
|
|
db.Set("/webapp", "1")
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|
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if c := db.Refs("1"); c != 1 {
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t.Fatalf("Expect reference count to be 1, got %d", c)
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}
|
|
|
|
db.Set("/db", "2")
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db.Set("/webapp/db", "2")
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|
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count, err := db.Purge("2")
|
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if err != nil {
|
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t.Fatal(err)
|
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}
|
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if count != 2 {
|
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t.Fatalf("Expected 2 references to be removed, got %d", count)
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}
|
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}
|
|
|
|
// Regression test https://github.com/docker/docker/issues/12334
|
|
func TestPurgeIdRefPaths(t *testing.T) {
|
|
// TODO Windows: Port this test
|
|
if runtime.GOOS == "windows" {
|
|
t.Skip("Needs porting to Windows")
|
|
}
|
|
db, dbpath := newTestDb(t)
|
|
defer destroyTestDb(dbpath)
|
|
|
|
db.Set("/webapp", "1")
|
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db.Set("/db", "2")
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|
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db.Set("/db/webapp", "1")
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|
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if c := db.Refs("1"); c != 2 {
|
|
t.Fatalf("Expected 2 reference for webapp, got %d", c)
|
|
}
|
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if c := db.Refs("2"); c != 1 {
|
|
t.Fatalf("Expected 1 reference for db, got %d", c)
|
|
}
|
|
|
|
if rp := db.RefPaths("2"); len(rp) != 1 {
|
|
t.Fatalf("Expected 1 reference path for db, got %d", len(rp))
|
|
}
|
|
|
|
count, err := db.Purge("2")
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
if count != 2 {
|
|
t.Fatalf("Expected 2 rows to be removed, got %d", count)
|
|
}
|
|
|
|
if c := db.Refs("2"); c != 0 {
|
|
t.Fatalf("Expected 0 reference for db, got %d", c)
|
|
}
|
|
if c := db.Refs("1"); c != 1 {
|
|
t.Fatalf("Expected 1 reference for webapp, got %d", c)
|
|
}
|
|
}
|
|
|
|
func TestRename(t *testing.T) {
|
|
// TODO Windows: Port this test
|
|
if runtime.GOOS == "windows" {
|
|
t.Skip("Needs porting to Windows")
|
|
}
|
|
db, dbpath := newTestDb(t)
|
|
defer destroyTestDb(dbpath)
|
|
|
|
db.Set("/webapp", "1")
|
|
|
|
if db.Refs("1") != 1 {
|
|
t.Fatal("Expect reference count to be 1")
|
|
}
|
|
|
|
db.Set("/db", "2")
|
|
db.Set("/webapp/db", "2")
|
|
|
|
if db.Get("/webapp/db") == nil {
|
|
t.Fatal("Cannot find entity at path /webapp/db")
|
|
}
|
|
|
|
if err := db.Rename("/webapp/db", "/webapp/newdb"); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
if db.Get("/webapp/db") != nil {
|
|
t.Fatal("Entity should not exist at /webapp/db")
|
|
}
|
|
if db.Get("/webapp/newdb") == nil {
|
|
t.Fatal("Cannot find entity at path /webapp/newdb")
|
|
}
|
|
|
|
}
|
|
|
|
func TestCreateMultipleNames(t *testing.T) {
|
|
// TODO Windows: Port this test
|
|
if runtime.GOOS == "windows" {
|
|
t.Skip("Needs porting to Windows")
|
|
}
|
|
|
|
db, dbpath := newTestDb(t)
|
|
defer destroyTestDb(dbpath)
|
|
|
|
db.Set("/db", "1")
|
|
if _, err := db.Set("/myapp", "1"); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
db.Walk("/", func(p string, e *Entity) error {
|
|
t.Logf("%s\n", p)
|
|
return nil
|
|
}, -1)
|
|
}
|
|
|
|
func TestRefPaths(t *testing.T) {
|
|
db, dbpath := newTestDb(t)
|
|
defer destroyTestDb(dbpath)
|
|
|
|
db.Set("/webapp", "1")
|
|
|
|
db.Set("/db", "2")
|
|
db.Set("/webapp/db", "2")
|
|
|
|
refs := db.RefPaths("2")
|
|
if len(refs) != 2 {
|
|
t.Fatalf("Expected reference count to be 2, got %d", len(refs))
|
|
}
|
|
}
|
|
|
|
func TestExistsTrue(t *testing.T) {
|
|
db, dbpath := newTestDb(t)
|
|
defer destroyTestDb(dbpath)
|
|
|
|
db.Set("/testing", "1")
|
|
|
|
if !db.Exists("/testing") {
|
|
t.Fatalf("/tesing should exist")
|
|
}
|
|
}
|
|
|
|
func TestExistsFalse(t *testing.T) {
|
|
// TODO Windows: Port this test
|
|
if runtime.GOOS == "windows" {
|
|
t.Skip("Needs porting to Windows")
|
|
}
|
|
db, dbpath := newTestDb(t)
|
|
defer destroyTestDb(dbpath)
|
|
|
|
db.Set("/toerhe", "1")
|
|
|
|
if db.Exists("/testing") {
|
|
t.Fatalf("/tesing should not exist")
|
|
}
|
|
|
|
}
|
|
|
|
func TestGetNameWithTrailingSlash(t *testing.T) {
|
|
db, dbpath := newTestDb(t)
|
|
defer destroyTestDb(dbpath)
|
|
|
|
db.Set("/todo", "1")
|
|
|
|
e := db.Get("/todo/")
|
|
if e == nil {
|
|
t.Fatalf("Entity should not be nil")
|
|
}
|
|
}
|
|
|
|
func TestConcurrentWrites(t *testing.T) {
|
|
// TODO Windows: Port this test
|
|
if runtime.GOOS == "windows" {
|
|
t.Skip("Needs porting to Windows")
|
|
}
|
|
db, dbpath := newTestDb(t)
|
|
defer destroyTestDb(dbpath)
|
|
|
|
errs := make(chan error, 2)
|
|
|
|
save := func(name string, id string) {
|
|
if _, err := db.Set(fmt.Sprintf("/%s", name), id); err != nil {
|
|
errs <- err
|
|
}
|
|
errs <- nil
|
|
}
|
|
purge := func(id string) {
|
|
if _, err := db.Purge(id); err != nil {
|
|
errs <- err
|
|
}
|
|
errs <- nil
|
|
}
|
|
|
|
save("/1", "1")
|
|
|
|
go purge("1")
|
|
go save("/2", "2")
|
|
|
|
any := false
|
|
for i := 0; i < 2; i++ {
|
|
if err := <-errs; err != nil {
|
|
any = true
|
|
t.Log(err)
|
|
}
|
|
}
|
|
if any {
|
|
t.Fail()
|
|
}
|
|
}
|