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pgsql: Split testutil.go into multiple files

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- assertion.go assertions used in pgsql tests
- data.go contains go representation of data.sql
- testdb.go contains test db/tx creation logic
- testutil.go contains misc other things
master
Sida Chen 5 years ago
parent 3fafb73c4f
commit 8bebea3643
6 changed files with 570 additions and 424 deletions
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424
database/pgsql/testutil.go
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@ -1,424 +0,0 @@
// Copyright 2018 clair authors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package pgsql
import (
"database/sql"
"fmt"
"io/ioutil"
"math/rand"
"os"
"path/filepath"
"runtime"
"strings"
"testing"
"time"
"github.com/remind101/migrate"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
"github.com/coreos/clair/database"
"github.com/coreos/clair/database/pgsql/migrations"
"github.com/coreos/clair/pkg/pagination"
)
// int keys must be the consistent with the database ID.
var (
realFeatures = map[int]database.Feature{
1: {"ourchat", "0.5", "dpkg", "source"},
2: {"openssl", "1.0", "dpkg", "source"},
3: {"openssl", "2.0", "dpkg", "source"},
4: {"fake", "2.0", "rpm", "source"},
5: {"mount", "2.31.1-0.4ubuntu3.1", "dpkg", "binary"},
}
realNamespaces = map[int]database.Namespace{
1: {"debian:7", "dpkg"},
2: {"debian:8", "dpkg"},
3: {"fake:1.0", "rpm"},
4: {"cpe:/o:redhat:enterprise_linux:7::server", "rpm"},
}
realNamespacedFeatures = map[int]database.NamespacedFeature{
1: {realFeatures[1], realNamespaces[1]},
2: {realFeatures[2], realNamespaces[1]},
3: {realFeatures[2], realNamespaces[2]},
4: {realFeatures[3], realNamespaces[1]},
}
realDetectors = map[int]database.Detector{
1: database.NewNamespaceDetector("os-release", "1.0"),
2: database.NewFeatureDetector("dpkg", "1.0"),
3: database.NewFeatureDetector("rpm", "1.0"),
4: database.NewNamespaceDetector("apt-sources", "1.0"),
}
realLayers = map[int]database.Layer{
2: {
Hash: "layer-1",
By: []database.Detector{realDetectors[1], realDetectors[2]},
Features: []database.LayerFeature{
{realFeatures[1], realDetectors[2], database.Namespace{}},
{realFeatures[2], realDetectors[2], database.Namespace{}},
},
Namespaces: []database.LayerNamespace{
{realNamespaces[1], realDetectors[1]},
},
},
6: {
Hash: "layer-4",
By: []database.Detector{realDetectors[1], realDetectors[2], realDetectors[3], realDetectors[4]},
Features: []database.LayerFeature{
{realFeatures[4], realDetectors[3], database.Namespace{}},
{realFeatures[3], realDetectors[2], database.Namespace{}},
},
Namespaces: []database.LayerNamespace{
{realNamespaces[1], realDetectors[1]},
{realNamespaces[3], realDetectors[4]},
},
},
}
realAncestries = map[int]database.Ancestry{
2: {
Name: "ancestry-2",
By: []database.Detector{realDetectors[2], realDetectors[1]},
Layers: []database.AncestryLayer{
{
"layer-0",
[]database.AncestryFeature{},
},
{
"layer-1",
[]database.AncestryFeature{},
},
{
"layer-2",
[]database.AncestryFeature{
{
realNamespacedFeatures[1],
realDetectors[2],
realDetectors[1],
},
},
},
{
"layer-3b",
[]database.AncestryFeature{
{
realNamespacedFeatures[3],
realDetectors[2],
realDetectors[1],
},
},
},
},
},
}
realVulnerability = map[int]database.Vulnerability{
1: {
Name: "CVE-OPENSSL-1-DEB7",
Namespace: realNamespaces[1],
Description: "A vulnerability affecting OpenSSL < 2.0 on Debian 7.0",
Link: "http://google.com/#q=CVE-OPENSSL-1-DEB7",
Severity: database.HighSeverity,
},
2: {
Name: "CVE-NOPE",
Namespace: realNamespaces[1],
Description: "A vulnerability affecting nothing",
Severity: database.UnknownSeverity,
},
}
realNotification = map[int]database.VulnerabilityNotification{
1: {
NotificationHook: database.NotificationHook{
Name: "test",
},
Old: takeVulnerabilityPointerFromMap(realVulnerability, 2),
New: takeVulnerabilityPointerFromMap(realVulnerability, 1),
},
}
fakeFeatures = map[int]database.Feature{
1: {
Name: "ourchat",
Version: "0.6",
VersionFormat: "dpkg",
Type: "source",
},
}
fakeNamespaces = map[int]database.Namespace{
1: {"green hat", "rpm"},
}
fakeNamespacedFeatures = map[int]database.NamespacedFeature{
1: {
Feature: fakeFeatures[0],
Namespace: realNamespaces[0],
},
}
fakeDetector = map[int]database.Detector{
1: {
Name: "fake",
Version: "1.0",
DType: database.FeatureDetectorType,
},
2: {
Name: "fake2",
Version: "2.0",
DType: database.NamespaceDetectorType,
},
}
)
func takeVulnerabilityPointerFromMap(m map[int]database.Vulnerability, id int) *database.Vulnerability {
x := m[id]
return &x
}
func takeAncestryPointerFromMap(m map[int]database.Ancestry, id int) *database.Ancestry {
x := m[id]
return &x
}
func takeLayerPointerFromMap(m map[int]database.Layer, id int) *database.Layer {
x := m[id]
return &x
}
func listNamespaces(t *testing.T, tx *pgSession) []database.Namespace {
rows, err := tx.Query("SELECT name, version_format FROM namespace")
if err != nil {
t.FailNow()
}
defer rows.Close()
namespaces := []database.Namespace{}
for rows.Next() {
var ns database.Namespace
err := rows.Scan(&ns.Name, &ns.VersionFormat)
if err != nil {
t.FailNow()
}
namespaces = append(namespaces, ns)
}
return namespaces
}
func assertVulnerabilityNotificationWithVulnerableEqual(t *testing.T, key pagination.Key, expected, actual *database.VulnerabilityNotificationWithVulnerable) bool {
if expected == actual {
return true
}
if expected == nil || actual == nil {
return assert.Equal(t, expected, actual)
}
return assert.Equal(t, expected.NotificationHook, actual.NotificationHook) &&
AssertPagedVulnerableAncestriesEqual(t, key, expected.Old, actual.Old) &&
AssertPagedVulnerableAncestriesEqual(t, key, expected.New, actual.New)
}
func AssertPagedVulnerableAncestriesEqual(t *testing.T, key pagination.Key, expected, actual *database.PagedVulnerableAncestries) bool {
if expected == actual {
return true
}
if expected == nil || actual == nil {
return assert.Equal(t, expected, actual)
}
return database.AssertVulnerabilityEqual(t, &expected.Vulnerability, &actual.Vulnerability) &&
assert.Equal(t, expected.Limit, actual.Limit) &&
assert.Equal(t, mustUnmarshalToken(key, expected.Current), mustUnmarshalToken(key, actual.Current)) &&
assert.Equal(t, mustUnmarshalToken(key, expected.Next), mustUnmarshalToken(key, actual.Next)) &&
assert.Equal(t, expected.End, actual.End) &&
database.AssertIntStringMapEqual(t, expected.Affected, actual.Affected)
}
func mustUnmarshalToken(key pagination.Key, token pagination.Token) Page {
if token == pagination.FirstPageToken {
return Page{}
}
p := Page{}
if err := key.UnmarshalToken(token, &p); err != nil {
panic(err)
}
return p
}
func mustMarshalToken(key pagination.Key, v interface{}) pagination.Token {
token, err := key.MarshalToken(v)
if err != nil {
panic(err)
}
return token
}
var userDBCount = `SELECT count(datname) FROM pg_database WHERE datistemplate = FALSE AND datname != 'postgres';`
func createAndConnectTestDB(t *testing.T, testName string) (*sql.DB, func()) {
uri := "postgres@127.0.0.1:5432"
connectionTemplate := "postgresql://%s?sslmode=disable"
if envURI := os.Getenv("CLAIR_TEST_PGSQL"); envURI != "" {
uri = envURI
}
db, err := sql.Open("postgres", fmt.Sprintf(connectionTemplate, uri))
if err != nil {
panic(err)
}
testName = strings.ToLower(testName)
dbName := fmt.Sprintf("test_%s_%s", testName, time.Now().UTC().Format("2006_01_02_15_04_05"))
t.Logf("creating temporary database name = %s", dbName)
_, err = db.Exec("CREATE DATABASE " + dbName)
if err != nil {
panic(err)
}
testDB, err := sql.Open("postgres", fmt.Sprintf(connectionTemplate, uri+"/"+dbName))
if err != nil {
panic(err)
}
return testDB, func() {
t.Logf("cleaning up temporary database %s", dbName)
defer db.Close()
if err := testDB.Close(); err != nil {
panic(err)
}
if _, err := db.Exec(`DROP DATABASE ` + dbName); err != nil {
panic(err)
}
// ensure the database is cleaned up
var count int
if err := db.QueryRow(userDBCount).Scan(&count); err != nil {
panic(err)
}
}
}
func createTestPgSQL(t *testing.T, testName string) (*pgSQL, func()) {
connection, cleanup := createAndConnectTestDB(t, testName)
err := migrate.NewPostgresMigrator(connection).Exec(migrate.Up, migrations.Migrations...)
if err != nil {
require.Nil(t, err, err.Error())
}
return &pgSQL{connection, nil, Config{PaginationKey: pagination.Must(pagination.NewKey()).String()}}, cleanup
}
func createTestPgSQLWithFixtures(t *testing.T, testName string) (*pgSQL, func()) {
connection, cleanup := createTestPgSQL(t, testName)
session, err := connection.Begin()
if err != nil {
panic(err)
}
defer session.Rollback()
loadFixtures(session.(*pgSession))
if err = session.Commit(); err != nil {
panic(err)
}
return connection, cleanup
}
func createTestPgSession(t *testing.T, testName string) (*pgSession, func()) {
connection, cleanup := createTestPgSQL(t, testName)
session, err := connection.Begin()
if err != nil {
panic(err)
}
return session.(*pgSession), func() {
session.Rollback()
cleanup()
}
}
func createTestPgSessionWithFixtures(t *testing.T, testName string) (*pgSession, func()) {
tx, cleanup := createTestPgSession(t, testName)
defer func() {
// ensure to cleanup when loadFixtures failed
if r := recover(); r != nil {
cleanup()
}
}()
loadFixtures(tx)
return tx, cleanup
}
func loadFixtures(tx *pgSession) {
_, filename, _, _ := runtime.Caller(0)
fixturePath := filepath.Join(filepath.Dir(filename)) + "/testdata/data.sql"
d, err := ioutil.ReadFile(fixturePath)
if err != nil {
panic(err)
}
_, err = tx.Exec(string(d))
if err != nil {
panic(err)
}
}
func assertVulnerabilityWithAffectedEqual(t *testing.T, expected database.VulnerabilityWithAffected, actual database.VulnerabilityWithAffected) bool {
return assert.Equal(t, expected.Vulnerability, actual.Vulnerability) && assertAffectedFeaturesEqual(t, expected.Affected, actual.Affected)
}
func assertAffectedFeaturesEqual(t *testing.T, expected []database.AffectedFeature, actual []database.AffectedFeature) bool {
if assert.Len(t, actual, len(expected)) {
has := map[database.AffectedFeature]bool{}
for _, i := range expected {
has[i] = false
}
for _, i := range actual {
if visited, ok := has[i]; !ok {
return false
} else if visited {
return false
}
has[i] = true
}
return true
}
return false
}
func genRandomNamespaces(t *testing.T, count int) []database.Namespace {
r := make([]database.Namespace, count)
for i := 0; i < count; i++ {
r[i] = database.Namespace{
Name: fmt.Sprint(rand.Int()),
VersionFormat: "dpkg",
}
}
return r
}

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database/pgsql/testutil/assertion.go
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// Copyright 2019 clair authors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package testutil
import (
"testing"
"github.com/coreos/clair/database"
"github.com/coreos/clair/pkg/pagination"
"github.com/stretchr/testify/assert"
)
func AssertVulnerabilityNotificationWithVulnerableEqual(t *testing.T, key pagination.Key, expected, actual *database.VulnerabilityNotificationWithVulnerable) bool {
if expected == actual {
return true
}
if expected == nil || actual == nil {
return assert.Equal(t, expected, actual)
}
return assert.Equal(t, expected.NotificationHook, actual.NotificationHook) &&
AssertPagedVulnerableAncestriesEqual(t, key, expected.Old, actual.Old) &&
AssertPagedVulnerableAncestriesEqual(t, key, expected.New, actual.New)
}
func AssertPagedVulnerableAncestriesEqual(t *testing.T, key pagination.Key, expected, actual *database.PagedVulnerableAncestries) bool {
if expected == actual {
return true
}
if expected == nil || actual == nil {
return assert.Equal(t, expected, actual)
}
return database.AssertVulnerabilityEqual(t, &expected.Vulnerability, &actual.Vulnerability) &&
assert.Equal(t, expected.Limit, actual.Limit) &&
assert.Equal(t, mustUnmarshalToken(key, expected.Current), mustUnmarshalToken(key, actual.Current)) &&
assert.Equal(t, mustUnmarshalToken(key, expected.Next), mustUnmarshalToken(key, actual.Next)) &&
assert.Equal(t, expected.End, actual.End) &&
database.AssertIntStringMapEqual(t, expected.Affected, actual.Affected)
}
func AssertVulnerabilityWithAffectedEqual(t *testing.T, expected database.VulnerabilityWithAffected, actual database.VulnerabilityWithAffected) bool {
return assert.Equal(t, expected.Vulnerability, actual.Vulnerability) && AssertAffectedFeaturesEqual(t, expected.Affected, actual.Affected)
}
func AssertAffectedFeaturesEqual(t *testing.T, expected []database.AffectedFeature, actual []database.AffectedFeature) bool {
if assert.Len(t, actual, len(expected)) {
has := map[database.AffectedFeature]bool{}
for _, i := range expected {
has[i] = false
}
for _, i := range actual {
if visited, ok := has[i]; !ok {
return false
} else if visited {
return false
}
has[i] = true
}
return true
}
return false
}
func AssertNamespacedFeatureEqual(t *testing.T, expected []database.NamespacedFeature, actual []database.NamespacedFeature) bool {
if assert.Len(t, actual, len(expected)) {
has := map[database.NamespacedFeature]bool{}
for _, nf := range expected {
has[nf] = false
}
for _, nf := range actual {
has[nf] = true
}
for nf, visited := range has {
if !assert.True(t, visited, nf.Namespace.Name+":"+nf.Name+" is expected") {
return false
}
}
return true
}
return false
}

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database/pgsql/testutil/data.go
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// Copyright 2019 clair authors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package testutil
import "github.com/coreos/clair/database"
// int keys must be the consistent with the database ID.
var (
RealFeatures = map[int]database.Feature{
1: {"ourchat", "0.5", "dpkg", "source"},
2: {"openssl", "1.0", "dpkg", "source"},
3: {"openssl", "2.0", "dpkg", "source"},
4: {"fake", "2.0", "rpm", "source"},
5: {"mount", "2.31.1-0.4ubuntu3.1", "dpkg", "binary"},
}
RealNamespaces = map[int]database.Namespace{
1: {"debian:7", "dpkg"},
2: {"debian:8", "dpkg"},
3: {"fake:1.0", "rpm"},
4: {"cpe:/o:redhat:enterprise_linux:7::server", "rpm"},
}
RealNamespacedFeatures = map[int]database.NamespacedFeature{
1: {RealFeatures[1], RealNamespaces[1]},
2: {RealFeatures[2], RealNamespaces[1]},
3: {RealFeatures[2], RealNamespaces[2]},
4: {RealFeatures[3], RealNamespaces[1]},
}
RealDetectors = map[int]database.Detector{
1: database.NewNamespaceDetector("os-release", "1.0"),
2: database.NewFeatureDetector("dpkg", "1.0"),
3: database.NewFeatureDetector("rpm", "1.0"),
4: database.NewNamespaceDetector("apt-sources", "1.0"),
}
RealLayers = map[int]database.Layer{
2: {
Hash: "layer-1",
By: []database.Detector{RealDetectors[1], RealDetectors[2]},
Features: []database.LayerFeature{
{RealFeatures[1], RealDetectors[2], database.Namespace{}},
{RealFeatures[2], RealDetectors[2], database.Namespace{}},
},
Namespaces: []database.LayerNamespace{
{RealNamespaces[1], RealDetectors[1]},
},
},
6: {
Hash: "layer-4",
By: []database.Detector{RealDetectors[1], RealDetectors[2], RealDetectors[3], RealDetectors[4]},
Features: []database.LayerFeature{
{RealFeatures[4], RealDetectors[3], database.Namespace{}},
{RealFeatures[3], RealDetectors[2], database.Namespace{}},
},
Namespaces: []database.LayerNamespace{
{RealNamespaces[1], RealDetectors[1]},
{RealNamespaces[3], RealDetectors[4]},
},
},
}
RealAncestries = map[int]database.Ancestry{
2: {
Name: "ancestry-2",
By: []database.Detector{RealDetectors[2], RealDetectors[1]},
Layers: []database.AncestryLayer{
{
"layer-0",
[]database.AncestryFeature{},
},
{
"layer-1",
[]database.AncestryFeature{},
},
{
"layer-2",
[]database.AncestryFeature{
{
RealNamespacedFeatures[1],
RealDetectors[2],
RealDetectors[1],
},
},
},
{
"layer-3b",
[]database.AncestryFeature{
{
RealNamespacedFeatures[3],
RealDetectors[2],
RealDetectors[1],
},
},
},
},
},
}
RealVulnerability = map[int]database.Vulnerability{
1: {
Name: "CVE-OPENSSL-1-DEB7",
Namespace: RealNamespaces[1],
Description: "A vulnerability affecting OpenSSL < 2.0 on Debian 7.0",
Link: "http://google.com/#q=CVE-OPENSSL-1-DEB7",
Severity: database.HighSeverity,
},
2: {
Name: "CVE-NOPE",
Namespace: RealNamespaces[1],
Description: "A vulnerability affecting nothing",
Severity: database.UnknownSeverity,
},
}
RealNotification = map[int]database.VulnerabilityNotification{
1: {
NotificationHook: database.NotificationHook{
Name: "test",
},
Old: takeVulnerabilityPointerFromMap(RealVulnerability, 2),
New: takeVulnerabilityPointerFromMap(RealVulnerability, 1),
},
}
FakeFeatures = map[int]database.Feature{
1: {
Name: "ourchat",
Version: "0.6",
VersionFormat: "dpkg",
Type: "source",
},
}
FakeNamespaces = map[int]database.Namespace{
1: {"green hat", "rpm"},
}
FakeNamespacedFeatures = map[int]database.NamespacedFeature{
1: {
Feature: FakeFeatures[0],
Namespace: RealNamespaces[0],
},
}
FakeDetector = map[int]database.Detector{
1: {
Name: "fake",
Version: "1.0",
DType: database.FeatureDetectorType,
},
2: {
Name: "fake2",
Version: "2.0",
DType: database.NamespaceDetectorType,
},
}
)

0
database/pgsql/testdata/data.sql → database/pgsql/testutil/data.sql
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207
database/pgsql/testutil/testdb.go
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// Copyright 2019 clair authors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package testutil
import (
"database/sql"
"fmt"
"io/ioutil"
"os"
"path/filepath"
"runtime"
"strings"
"testing"
"time"
"github.com/coreos/clair/database/pgsql/migrations"
"github.com/coreos/clair/pkg/pagination"
"github.com/remind101/migrate"
)
var TestPaginationKey = pagination.Must(pagination.NewKey())
var userDBCount = `SELECT count(datname) FROM pg_database WHERE datistemplate = FALSE AND datname != 'postgres';`
func CreateAndConnectTestDB(t *testing.T, testName string) (*sql.DB, func()) {
uri := "postgres@127.0.0.1:5432"
connectionTemplate := "postgresql://%s?sslmode=disable"
if envURI := os.Getenv("CLAIR_TEST_PGSQL"); envURI != "" {
uri = envURI
}
db, err := sql.Open("postgres", fmt.Sprintf(connectionTemplate, uri))
if err != nil {
panic(err)
}
testName = strings.ToLower(testName)
dbName := fmt.Sprintf("test_%s_%s", testName, time.Now().UTC().Format("2006_01_02_15_04_05"))
t.Logf("creating temporary database name = %s", dbName)
_, err = db.Exec("CREATE DATABASE " + dbName)
if err != nil {
panic(err)
}
testDB, err := sql.Open("postgres", fmt.Sprintf(connectionTemplate, uri+"/"+dbName))
if err != nil {
panic(err)
}
return testDB, func() {
cleanupTestDB(t, dbName, db, testDB)
}
}
func cleanupTestDB(t *testing.T, name string, db, testDB *sql.DB) {
t.Logf("cleaning up temporary database %s", name)
if db == nil {
panic("db is none")
}
if testDB == nil {
panic("testDB is none")
}
defer db.Close()
if err := testDB.Close(); err != nil {
panic(err)
}
// Kill any opened connection.
if _, err := db.Exec(`
SELECT pg_terminate_backend(pg_stat_activity.pid)
FROM pg_stat_activity
WHERE pg_stat_activity.datname = $1
AND pid <> pg_backend_pid()`, name); err != nil {
panic(err)
}
if _, err := db.Exec(`DROP DATABASE ` + name); err != nil {
panic(err)
}
// ensure the database is cleaned up
var count int
if err := db.QueryRow(userDBCount).Scan(&count); err != nil {
panic(err)
}
}
func CreateTestDB(t *testing.T, testName string) (*sql.DB, func()) {
connection, cleanup := CreateAndConnectTestDB(t, testName)
err := migrate.NewPostgresMigrator(connection).Exec(migrate.Up, migrations.Migrations...)
if err != nil {
panic(err)
}
return connection, cleanup
}
func CreateTestDBWithFixture(t *testing.T, testName string) (*sql.DB, func()) {
connection, cleanup := CreateTestDB(t, testName)
session, err := connection.Begin()
if err != nil {
panic(err)
}
defer session.Rollback()
loadFixtures(session)
if err = session.Commit(); err != nil {
panic(err)
}
return connection, cleanup
}
func CreateTestTx(t *testing.T, testName string) (*sql.Tx, func()) {
connection, cleanup := CreateTestDB(t, testName)
session, err := connection.Begin()
if session == nil {
panic("session is none")
}
if err != nil {
panic(err)
}
return session, func() {
session.Rollback()
cleanup()
}
}
func CreateTestTxWithFixtures(t *testing.T, testName string) (*sql.Tx, func()) {
tx, cleanup := CreateTestTx(t, testName)
defer func() {
// ensure to cleanup when loadFixtures failed
if r := recover(); r != nil {
cleanup()
}
}()
loadFixtures(tx)
return tx, cleanup
}
func loadFixtures(tx *sql.Tx) {
_, filename, _, _ := runtime.Caller(0)
fixturePath := filepath.Join(filepath.Dir(filename), "data.sql")
d, err := ioutil.ReadFile(fixturePath)
if err != nil {
panic(err)
}
_, err = tx.Exec(string(d))
if err != nil {
panic(err)
}
}
func OpenSessionForTest(t *testing.T, name string, loadFixture bool) (*sql.DB, *sql.Tx) {
var db *sql.DB
if loadFixture {
db, _ = CreateTestDB(t, name)
} else {
db, _ = CreateTestDBWithFixture(t, name)
}
tx, err := db.Begin()
if err != nil {
panic(err)
}
return db, tx
}
func RestartTransaction(db *sql.DB, tx *sql.Tx, commit bool) *sql.Tx {
if !commit {
if err := tx.Rollback(); err != nil {
panic(err)
}
} else {
if err := tx.Commit(); err != nil {
panic(err)
}
}
tx, err := db.Begin()
if err != nil {
panic(err)
}
return tx
}

94
database/pgsql/testutil/testutil.go
Unescape View File

@ -0,0 +1,94 @@
// Copyright 2018 clair authors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package testutil
import (
"database/sql"
"fmt"
"math/rand"
"testing"
"github.com/coreos/clair/database"
"github.com/coreos/clair/database/pgsql/page"
"github.com/coreos/clair/pkg/pagination"
)
func takeVulnerabilityPointerFromMap(m map[int]database.Vulnerability, id int) *database.Vulnerability {
x := m[id]
return &x
}
func TakeAncestryPointerFromMap(m map[int]database.Ancestry, id int) *database.Ancestry {
x := m[id]
return &x
}
func TakeLayerPointerFromMap(m map[int]database.Layer, id int) *database.Layer {
x := m[id]
return &x
}
func ListNamespaces(t *testing.T, tx *sql.Tx) []database.Namespace {
rows, err := tx.Query("SELECT name, version_format FROM namespace")
if err != nil {
t.FailNow()
}
defer rows.Close()
namespaces := []database.Namespace{}
for rows.Next() {
var ns database.Namespace
err := rows.Scan(&ns.Name, &ns.VersionFormat)
if err != nil {
t.FailNow()
}
namespaces = append(namespaces, ns)
}
return namespaces
}
func mustUnmarshalToken(key pagination.Key, token pagination.Token) page.Page {
if token == pagination.FirstPageToken {
return page.Page{}
}
p := page.Page{}
if err := key.UnmarshalToken(token, &p); err != nil {
panic(err)
}
return p
}
func MustMarshalToken(key pagination.Key, v interface{}) pagination.Token {
token, err := key.MarshalToken(v)
if err != nil {
panic(err)
}
return token
}
func GenRandomNamespaces(t *testing.T, count int) []database.Namespace {
r := make([]database.Namespace, count)
for i := 0; i < count; i++ {
r[i] = database.Namespace{
Name: fmt.Sprint(rand.Int()),
VersionFormat: "dpkg",
}
}
return r
}
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