Files
kopia/internal/storagetesting/asserts.go

75 lines
2.1 KiB
Go

package storagetesting
import (
"bytes"
"fmt"
"path/filepath"
"reflect"
"runtime"
"testing"
"github.com/kopia/kopia/blob"
)
// AssertGetBlock asserts that the specified storage block has correct content.
func AssertGetBlock(t *testing.T, s blob.Storage, block string, expected []byte) {
b, err := s.GetBlock(block)
if err != nil {
t.Errorf(errorPrefix()+"GetBlock(%v) returned error %v, expected data: %v", block, err, expected)
return
}
if !bytes.Equal(b, expected) {
t.Errorf(errorPrefix()+"GetBlock(%v) returned %x, but expected %x", block, b, expected)
}
}
// AssertGetBlockNotFound asserts that GetBlock() for specified storage block returns ErrBlockNotFound.
func AssertGetBlockNotFound(t *testing.T, s blob.Storage, block string) {
b, err := s.GetBlock(block)
if err != blob.ErrBlockNotFound || b != nil {
t.Errorf(errorPrefix()+"GetBlock(%v) returned %v, %v but expected ErrBlockNotFound", block, b, err)
}
}
// AssertBlockExists asserts that BlockExists() the specified storage block returns the correct value.
func AssertBlockExists(t *testing.T, s blob.Storage, block string, expected bool) {
_, err := s.BlockSize(block)
var exists bool
if err == nil {
exists = true
} else if err == blob.ErrBlockNotFound {
exists = false
} else {
t.Errorf(errorPrefix()+"BlockSize(%v) returned error: %v", block, err)
return
}
if exists != expected {
t.Errorf(errorPrefix()+"BlockSize(%v) returned exists=%v, but expected %v", block, exists, expected)
}
}
// AssertListResults asserts that the list results with given prefix return the specified list of names in order.
func AssertListResults(t *testing.T, s blob.Storage, prefix string, expected ...string) {
var names []string
blocks, cancel := s.ListBlocks(prefix)
defer cancel()
for e := range blocks {
names = append(names, e.BlockID)
}
if !reflect.DeepEqual(names, expected) {
t.Errorf(errorPrefix()+"ListBlocks(%v) returned %v, but expected %v", prefix, names, expected)
}
}
func errorPrefix() string {
if _, fn, line, ok := runtime.Caller(2); ok {
return fmt.Sprintf("called from %v:%v: ", filepath.Base(fn), line)
}
return ""
}