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author | Janoš Guljaš <janos@users.noreply.github.com> | 2019-02-08 01:40:26 +0800 |
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committer | Rafael Matias <rafael@skyle.net> | 2019-02-19 20:06:14 +0800 |
commit | 333b1bfb6c95cf5453404f6117252aefff2c190f (patch) | |
tree | 8f773911c28a59a28e56fd5683ded88283d970b7 /swarm/storage/localstore/mode_get_test.go | |
parent | d1ace4f344616fb6fa8643872c1f9cac89f8549e (diff) | |
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swarm/storage/localstore: new localstore package (#19015)
(cherry picked from commit 4f3d22f06c546f36487b33dfb6b5cb4df3ecf073)
Diffstat (limited to 'swarm/storage/localstore/mode_get_test.go')
-rw-r--r-- | swarm/storage/localstore/mode_get_test.go | 237 |
1 files changed, 237 insertions, 0 deletions
diff --git a/swarm/storage/localstore/mode_get_test.go b/swarm/storage/localstore/mode_get_test.go new file mode 100644 index 000000000..6615a3b88 --- /dev/null +++ b/swarm/storage/localstore/mode_get_test.go @@ -0,0 +1,237 @@ +// Copyright 2018 The go-ethereum Authors +// This file is part of the go-ethereum library. +// +// The go-ethereum library is free software: you can redistribute it and/or modify +// it under the terms of the GNU Lesser General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// The go-ethereum library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU Lesser General Public License for more details. +// +// You should have received a copy of the GNU Lesser General Public License +// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>. + +package localstore + +import ( + "bytes" + "testing" + "time" +) + +// TestModeGetRequest validates ModeGetRequest index values on the provided DB. +func TestModeGetRequest(t *testing.T) { + db, cleanupFunc := newTestDB(t, nil) + defer cleanupFunc() + + uploadTimestamp := time.Now().UTC().UnixNano() + defer setNow(func() (t int64) { + return uploadTimestamp + })() + + chunk := generateRandomChunk() + + err := db.NewPutter(ModePutUpload).Put(chunk) + if err != nil { + t.Fatal(err) + } + + requester := db.NewGetter(ModeGetRequest) + + // set update gc test hook to signal when + // update gc goroutine is done by sending to + // testHookUpdateGCChan channel, which is + // used to wait for garbage colletion index + // changes + testHookUpdateGCChan := make(chan struct{}) + defer setTestHookUpdateGC(func() { + testHookUpdateGCChan <- struct{}{} + })() + + t.Run("get unsynced", func(t *testing.T) { + got, err := requester.Get(chunk.Address()) + if err != nil { + t.Fatal(err) + } + // wait for update gc goroutine to be done + <-testHookUpdateGCChan + + if !bytes.Equal(got.Address(), chunk.Address()) { + t.Errorf("got chunk address %x, want %x", got.Address(), chunk.Address()) + } + + if !bytes.Equal(got.Data(), chunk.Data()) { + t.Errorf("got chunk data %x, want %x", got.Data(), chunk.Data()) + } + + t.Run("retrieve indexes", newRetrieveIndexesTestWithAccess(db, chunk, uploadTimestamp, 0)) + + t.Run("gc index count", newItemsCountTest(db.gcIndex, 0)) + + t.Run("gc size", newIndexGCSizeTest(db)) + }) + + // set chunk to synced state + err = db.NewSetter(ModeSetSync).Set(chunk.Address()) + if err != nil { + t.Fatal(err) + } + + t.Run("first get", func(t *testing.T) { + got, err := requester.Get(chunk.Address()) + if err != nil { + t.Fatal(err) + } + // wait for update gc goroutine to be done + <-testHookUpdateGCChan + + if !bytes.Equal(got.Address(), chunk.Address()) { + t.Errorf("got chunk address %x, want %x", got.Address(), chunk.Address()) + } + + if !bytes.Equal(got.Data(), chunk.Data()) { + t.Errorf("got chunk data %x, want %x", got.Data(), chunk.Data()) + } + + t.Run("retrieve indexes", newRetrieveIndexesTestWithAccess(db, chunk, uploadTimestamp, uploadTimestamp)) + + t.Run("gc index", newGCIndexTest(db, chunk, uploadTimestamp, uploadTimestamp)) + + t.Run("gc index count", newItemsCountTest(db.gcIndex, 1)) + + t.Run("gc size", newIndexGCSizeTest(db)) + }) + + t.Run("second get", func(t *testing.T) { + accessTimestamp := time.Now().UTC().UnixNano() + defer setNow(func() (t int64) { + return accessTimestamp + })() + + got, err := requester.Get(chunk.Address()) + if err != nil { + t.Fatal(err) + } + // wait for update gc goroutine to be done + <-testHookUpdateGCChan + + if !bytes.Equal(got.Address(), chunk.Address()) { + t.Errorf("got chunk address %x, want %x", got.Address(), chunk.Address()) + } + + if !bytes.Equal(got.Data(), chunk.Data()) { + t.Errorf("got chunk data %x, want %x", got.Data(), chunk.Data()) + } + + t.Run("retrieve indexes", newRetrieveIndexesTestWithAccess(db, chunk, uploadTimestamp, accessTimestamp)) + + t.Run("gc index", newGCIndexTest(db, chunk, uploadTimestamp, accessTimestamp)) + + t.Run("gc index count", newItemsCountTest(db.gcIndex, 1)) + + t.Run("gc size", newIndexGCSizeTest(db)) + }) +} + +// TestModeGetSync validates ModeGetSync index values on the provided DB. +func TestModeGetSync(t *testing.T) { + db, cleanupFunc := newTestDB(t, nil) + defer cleanupFunc() + + uploadTimestamp := time.Now().UTC().UnixNano() + defer setNow(func() (t int64) { + return uploadTimestamp + })() + + chunk := generateRandomChunk() + + err := db.NewPutter(ModePutUpload).Put(chunk) + if err != nil { + t.Fatal(err) + } + + got, err := db.NewGetter(ModeGetSync).Get(chunk.Address()) + if err != nil { + t.Fatal(err) + } + + if !bytes.Equal(got.Address(), chunk.Address()) { + t.Errorf("got chunk address %x, want %x", got.Address(), chunk.Address()) + } + + if !bytes.Equal(got.Data(), chunk.Data()) { + t.Errorf("got chunk data %x, want %x", got.Data(), chunk.Data()) + } + + t.Run("retrieve indexes", newRetrieveIndexesTestWithAccess(db, chunk, uploadTimestamp, 0)) + + t.Run("gc index count", newItemsCountTest(db.gcIndex, 0)) + + t.Run("gc size", newIndexGCSizeTest(db)) +} + +// setTestHookUpdateGC sets testHookUpdateGC and +// returns a function that will reset it to the +// value before the change. +func setTestHookUpdateGC(h func()) (reset func()) { + current := testHookUpdateGC + reset = func() { testHookUpdateGC = current } + testHookUpdateGC = h + return reset +} + +// TestSetTestHookUpdateGC tests if setTestHookUpdateGC changes +// testHookUpdateGC function correctly and if its reset function +// resets the original function. +func TestSetTestHookUpdateGC(t *testing.T) { + // Set the current function after the test finishes. + defer func(h func()) { testHookUpdateGC = h }(testHookUpdateGC) + + // expected value for the unchanged function + original := 1 + // expected value for the changed function + changed := 2 + + // this variable will be set with two different functions + var got int + + // define the original (unchanged) functions + testHookUpdateGC = func() { + got = original + } + + // set got variable + testHookUpdateGC() + + // test if got variable is set correctly + if got != original { + t.Errorf("got hook value %v, want %v", got, original) + } + + // set the new function + reset := setTestHookUpdateGC(func() { + got = changed + }) + + // set got variable + testHookUpdateGC() + + // test if got variable is set correctly to changed value + if got != changed { + t.Errorf("got hook value %v, want %v", got, changed) + } + + // set the function to the original one + reset() + + // set got variable + testHookUpdateGC() + + // test if got variable is set correctly to original value + if got != original { + t.Errorf("got hook value %v, want %v", got, original) + } +} |