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cmd/geth, core/rawdb: add missing error checks (#19871)

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* Added missing error checks

Add error handling where we assign err a value, but don't check for it being nil.

* core/rawdb: tiny style nit
This commit is contained in:
Christian Muehlhaeuser
2019-07-22 09:51:13 +02:00
committed by Péter Szilágyi
parent cc3ef1e4f4
commit 57fc1d21e1
3 changed files with 21 additions and 1 deletions
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15
core/rawdb/freezer_table_test.go
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@ -113,6 +113,9 @@ func TestFreezerBasicsClosing(t *testing.T) {
f.Append(uint64(x), data)
f.Close()
f, err = newCustomTable(os.TempDir(), fname, rm, wm, sc, 50, true)
if err != nil {
t.Fatal(err)
}
}
defer f.Close()
@ -170,6 +173,9 @@ func TestFreezerRepairDanglingHead(t *testing.T) {
// Now open it again
{
f, err := newCustomTable(os.TempDir(), fname, rm, wm, sc, 50, true)
if err != nil {
t.Fatal(err)
}
// The last item should be missing
if _, err = f.Retrieve(0xff); err == nil {
t.Errorf("Expected error for missing index entry")
@ -217,6 +223,9 @@ func TestFreezerRepairDanglingHeadLarge(t *testing.T) {
// Now open it again
{
f, err := newCustomTable(os.TempDir(), fname, rm, wm, sc, 50, true)
if err != nil {
t.Fatal(err)
}
// The first item should be there
if _, err = f.Retrieve(0); err != nil {
t.Fatal(err)
@ -269,6 +278,9 @@ func TestSnappyDetection(t *testing.T) {
// Open without snappy
{
f, err := newCustomTable(os.TempDir(), fname, rm, wm, sc, 50, false)
if err != nil {
t.Fatal(err)
}
if _, err = f.Retrieve(0); err == nil {
f.Close()
t.Fatalf("expected empty table")
@ -278,6 +290,9 @@ func TestSnappyDetection(t *testing.T) {
// Open with snappy
{
f, err := newCustomTable(os.TempDir(), fname, rm, wm, sc, 50, true)
if err != nil {
t.Fatal(err)
}
// There should be 255 items
if _, err = f.Retrieve(0xfe); err != nil {
f.Close()