diff options
| -rw-r--r-- | trie/main_test.go | 8 | ||||
| -rw-r--r-- | trie/trie_test.go | 275 |
2 files changed, 119 insertions, 164 deletions
diff --git a/trie/main_test.go b/trie/main_test.go new file mode 100644 index 000000000..f131b83de --- /dev/null +++ b/trie/main_test.go @@ -0,0 +1,8 @@ +package trie + +import ( + checker "gopkg.in/check.v1" + "testing" +) + +func Test(t *testing.T) { checker.TestingT(t) } diff --git a/trie/trie_test.go b/trie/trie_test.go index 5f3975915..5559f807d 100644 --- a/trie/trie_test.go +++ b/trie/trie_test.go @@ -1,15 +1,13 @@ package trie import ( - "bytes" "encoding/hex" "encoding/json" "fmt" + checker "gopkg.in/check.v1" "io/ioutil" "math/rand" "net/http" - "reflect" - "testing" "time" "github.com/ethereum/go-ethereum/ethutil" @@ -17,6 +15,11 @@ import ( const LONG_WORD = "1234567890abcdefghijklmnopqrstuvwxxzABCEFGHIJKLMNOPQRSTUVWXYZ" +type TrieSuite struct { + db *MemDatabase + trie *Trie +} + type MemDatabase struct { db map[string][]byte } @@ -44,140 +47,97 @@ func NewTrie() (*MemDatabase, *Trie) { return db, New(db, "") } -func TestTrieSync(t *testing.T) { - db, trie := NewTrie() - - trie.Update("dog", LONG_WORD) - if len(db.db) != 0 { - t.Error("Expected no data in database") - } - - trie.Sync() - if len(db.db) == 0 { - t.Error("Expected data to be persisted") - } +func (s *TrieSuite) SetUpTest(c *checker.C) { + s.db, s.trie = NewTrie() } -func TestTrieDirtyTracking(t *testing.T) { - _, trie := NewTrie() - trie.Update("dog", LONG_WORD) - if !trie.cache.IsDirty { - t.Error("Expected trie to be dirty") - } +func (s *TrieSuite) TestTrieSync(c *checker.C) { + s.trie.Update("dog", LONG_WORD) + c.Assert(s.db.db, checker.HasLen, 0, checker.Commentf("Expected no data in database")) + s.trie.Sync() + c.Assert(s.db.db, checker.HasLen, 3) +} - trie.Sync() - if trie.cache.IsDirty { - t.Error("Expected trie not to be dirty") - } +func (s *TrieSuite) TestTrieDirtyTracking(c *checker.C) { + s.trie.Update("dog", LONG_WORD) + c.Assert(s.trie.cache.IsDirty, checker.Equals, true, checker.Commentf("Expected no data in database")) - trie.Update("test", LONG_WORD) - trie.cache.Undo() - if trie.cache.IsDirty { - t.Error("Expected trie not to be dirty") - } + s.trie.Sync() + c.Assert(s.trie.cache.IsDirty, checker.Equals, false, checker.Commentf("Expected trie to be dirty")) + s.trie.Update("test", LONG_WORD) + s.trie.cache.Undo() + c.Assert(s.trie.cache.IsDirty, checker.Equals, false) } -func TestTrieReset(t *testing.T) { - _, trie := NewTrie() - - trie.Update("cat", LONG_WORD) - if len(trie.cache.nodes) == 0 { - t.Error("Expected cached nodes") - } +func (s *TrieSuite) TestTrieReset(c *checker.C) { + s.trie.Update("cat", LONG_WORD) + c.Assert(s.trie.cache.nodes, checker.HasLen, 1, checker.Commentf("Expected cached nodes")) - trie.cache.Undo() - - if len(trie.cache.nodes) != 0 { - t.Error("Expected no nodes after undo") - } + s.trie.cache.Undo() + c.Assert(s.trie.cache.nodes, checker.HasLen, 0, checker.Commentf("Expected no nodes after undo")) } -func TestTrieGet(t *testing.T) { - _, trie := NewTrie() - - trie.Update("cat", LONG_WORD) - x := trie.Get("cat") - if x != LONG_WORD { - t.Error("expected %s, got %s", LONG_WORD, x) - } +func (s *TrieSuite) TestTrieGet(c *checker.C) { + s.trie.Update("cat", LONG_WORD) + x := s.trie.Get("cat") + c.Assert(x, checker.DeepEquals, LONG_WORD) } -func TestTrieUpdating(t *testing.T) { - _, trie := NewTrie() - trie.Update("cat", LONG_WORD) - trie.Update("cat", LONG_WORD+"1") - x := trie.Get("cat") - if x != LONG_WORD+"1" { - t.Error("expected %S, got %s", LONG_WORD+"1", x) - } +func (s *TrieSuite) TestTrieUpdating(c *checker.C) { + s.trie.Update("cat", LONG_WORD) + s.trie.Update("cat", LONG_WORD+"1") + x := s.trie.Get("cat") + c.Assert(x, checker.DeepEquals, LONG_WORD+"1") } -func TestTrieCmp(t *testing.T) { +func (s *TrieSuite) TestTrieCmp(c *checker.C) { _, trie1 := NewTrie() _, trie2 := NewTrie() trie1.Update("doge", LONG_WORD) trie2.Update("doge", LONG_WORD) - if !trie1.Cmp(trie2) { - t.Error("Expected tries to be equal") - } + c.Assert(trie1, checker.DeepEquals, trie2) trie1.Update("dog", LONG_WORD) trie2.Update("cat", LONG_WORD) - if trie1.Cmp(trie2) { - t.Errorf("Expected tries not to be equal %x %x", trie1.Root, trie2.Root) - } + c.Assert(trie1, checker.Not(checker.DeepEquals), trie2) } -func TestTrieDelete(t *testing.T) { - _, trie := NewTrie() - trie.Update("cat", LONG_WORD) - exp := trie.Root - trie.Update("dog", LONG_WORD) - trie.Delete("dog") - if !reflect.DeepEqual(exp, trie.Root) { - t.Errorf("Expected tries to be equal %x : %x", exp, trie.Root) - } - - trie.Update("dog", LONG_WORD) - exp = trie.Root - trie.Update("dude", LONG_WORD) - trie.Delete("dude") - if !reflect.DeepEqual(exp, trie.Root) { - t.Errorf("Expected tries to be equal %x : %x", exp, trie.Root) - } +func (s *TrieSuite) TestTrieDelete(c *checker.C) { + s.trie.Update("cat", LONG_WORD) + exp := s.trie.Root + s.trie.Update("dog", LONG_WORD) + s.trie.Delete("dog") + c.Assert(s.trie.Root, checker.DeepEquals, exp) + + s.trie.Update("dog", LONG_WORD) + exp = s.trie.Root + s.trie.Update("dude", LONG_WORD) + s.trie.Delete("dude") + c.Assert(s.trie.Root, checker.DeepEquals, exp) } -func TestTrieDeleteWithValue(t *testing.T) { - _, trie := NewTrie() - trie.Update("c", LONG_WORD) - exp := trie.Root - trie.Update("ca", LONG_WORD) - trie.Update("cat", LONG_WORD) - trie.Delete("ca") - trie.Delete("cat") - if !reflect.DeepEqual(exp, trie.Root) { - t.Errorf("Expected tries to be equal %x : %x", exp, trie.Root) - } - +func (s *TrieSuite) TestTrieDeleteWithValue(c *checker.C) { + s.trie.Update("c", LONG_WORD) + exp := s.trie.Root + s.trie.Update("ca", LONG_WORD) + s.trie.Update("cat", LONG_WORD) + s.trie.Delete("ca") + s.trie.Delete("cat") + c.Assert(s.trie.Root, checker.DeepEquals, exp) } -func TestTriePurge(t *testing.T) { - _, trie := NewTrie() - trie.Update("c", LONG_WORD) - trie.Update("ca", LONG_WORD) - trie.Update("cat", LONG_WORD) - - lenBefore := len(trie.cache.nodes) - it := trie.NewIterator() - if num := it.Purge(); num != 3 { - t.Errorf("Expected purge to return 3, got %d", num) - } +func (s *TrieSuite) TestTriePurge(c *checker.C) { + s.trie.Update("c", LONG_WORD) + s.trie.Update("ca", LONG_WORD) + s.trie.Update("cat", LONG_WORD) - if lenBefore == len(trie.cache.nodes) { - t.Errorf("Expected cached nodes to be deleted") - } + lenBefore := len(s.trie.cache.nodes) + it := s.trie.NewIterator() + num := it.Purge() + c.Assert(num, checker.Equals, 3) + c.Assert(len(s.trie.cache.nodes), checker.Equals, lenBefore) } func h(str string) string { @@ -199,23 +159,23 @@ func get(in string) (out string) { return } -type Test struct { +type TrieTest struct { Name string In map[string]string Root string } -func CreateTest(name string, data []byte) (Test, error) { - t := Test{Name: name} +func CreateTest(name string, data []byte) (TrieTest, error) { + t := TrieTest{Name: name} err := json.Unmarshal(data, &t) if err != nil { - return Test{}, fmt.Errorf("%v", err) + return TrieTest{}, fmt.Errorf("%v", err) } return t, nil } -func CreateTests(uri string, cb func(Test)) map[string]Test { +func CreateTests(uri string, cb func(TrieTest)) map[string]TrieTest { resp, err := http.Get(uri) if err != nil { panic(err) @@ -230,7 +190,7 @@ func CreateTests(uri string, cb func(Test)) map[string]Test { panic(err) } - tests := make(map[string]Test) + tests := make(map[string]TrieTest) for name, testData := range objmap { test, err := CreateTest(name, *testData) if err != nil { @@ -274,7 +234,7 @@ func RandomData() [][]string { const MaxTest = 1000 // This test insert data in random order and seeks to find indifferences between the different tries -func TestRegression(t *testing.T) { +func (s *TrieSuite) TestRegression(c *checker.C) { rand.Seed(time.Now().Unix()) roots := make(map[string]int) @@ -290,34 +250,33 @@ func TestRegression(t *testing.T) { roots[string(trie.Root.([]byte))] += 1 } - if len(roots) > 1 { - for root, num := range roots { - t.Errorf("%x => %d\n", root, num) - } - } + c.Assert(len(roots) <= 1, checker.Equals, true) + // if len(roots) > 1 { + // for root, num := range roots { + // t.Errorf("%x => %d\n", root, num) + // } + // } } -func TestDelete(t *testing.T) { - _, trie := NewTrie() - - trie.Update("a", "jeffreytestlongstring") - trie.Update("aa", "otherstring") - trie.Update("aaa", "othermorestring") - trie.Update("aabbbbccc", "hithere") - trie.Update("abbcccdd", "hstanoehutnaheoustnh") - trie.Update("rnthaoeuabbcccdd", "hstanoehutnaheoustnh") - trie.Update("rneuabbcccdd", "hstanoehutnaheoustnh") - trie.Update("rneuabboeusntahoeucccdd", "hstanoehutnaheoustnh") - trie.Update("rnxabboeusntahoeucccdd", "hstanoehutnaheoustnh") - trie.Delete("aaboaestnuhbccc") - trie.Delete("a") - trie.Update("a", "nthaonethaosentuh") - trie.Update("c", "shtaosntehua") - trie.Delete("a") - trie.Update("aaaa", "testmegood") +func (s *TrieSuite) TestDelete(c *checker.C) { + s.trie.Update("a", "jeffreytestlongstring") + s.trie.Update("aa", "otherstring") + s.trie.Update("aaa", "othermorestring") + s.trie.Update("aabbbbccc", "hithere") + s.trie.Update("abbcccdd", "hstanoehutnaheoustnh") + s.trie.Update("rnthaoeuabbcccdd", "hstanoehutnaheoustnh") + s.trie.Update("rneuabbcccdd", "hstanoehutnaheoustnh") + s.trie.Update("rneuabboeusntahoeucccdd", "hstanoehutnaheoustnh") + s.trie.Update("rnxabboeusntahoeucccdd", "hstanoehutnaheoustnh") + s.trie.Delete("aaboaestnuhbccc") + s.trie.Delete("a") + s.trie.Update("a", "nthaonethaosentuh") + s.trie.Update("c", "shtaosntehua") + s.trie.Delete("a") + s.trie.Update("aaaa", "testmegood") _, t2 := NewTrie() - trie.NewIterator().Each(func(key string, v *ethutil.Value) { + s.trie.NewIterator().Each(func(key string, v *ethutil.Value) { if key == "aaaa" { t2.Update(key, v.Str()) } else { @@ -325,27 +284,22 @@ func TestDelete(t *testing.T) { } }) - a := ethutil.NewValue(trie.Root).Bytes() + a := ethutil.NewValue(s.trie.Root).Bytes() b := ethutil.NewValue(t2.Root).Bytes() - if bytes.Compare(a, b) != 0 { - t.Errorf("Expected %x and %x to be equal", a, b) - } + c.Assert(a, checker.DeepEquals, b) } -func TestTerminator(t *testing.T) { +func (s *TrieSuite) TestTerminator(c *checker.C) { key := CompactDecode("hello") - if !HasTerm(key) { - t.Errorf("Expected %v to have a terminator", key) - } + c.Assert(HasTerm(key), checker.Equals, true, checker.Commentf("Expected %v to have a terminator", key)) } -func TestIt(t *testing.T) { - _, trie := NewTrie() - trie.Update("cat", "cat") - trie.Update("doge", "doge") - trie.Update("wallace", "wallace") - it := trie.Iterator() +func (s *TrieSuite) TestIt(c *checker.C) { + s.trie.Update("cat", "cat") + s.trie.Update("doge", "doge") + s.trie.Update("wallace", "wallace") + it := s.trie.Iterator() inputs := []struct { In, Out string @@ -361,23 +315,16 @@ func TestIt(t *testing.T) { for _, test := range inputs { res := string(it.Next(test.In)) - if res != test.Out { - t.Errorf(test.In, "failed. Got", res, "Expected", test.Out) - } + c.Assert(res, checker.Equals, test.Out) } } -func TestBeginsWith(t *testing.T) { +func (s *TrieSuite) TestBeginsWith(c *checker.C) { a := CompactDecode("hello") b := CompactDecode("hel") - if BeginsWith(a, b) { - t.Errorf("Expected %x to begin with %x", a, b) - } - - if BeginsWith(b, a) { - t.Errorf("Expected %x not to begin with %x", b, a) - } + c.Assert(BeginsWith(a, b), checker.Equals, false) + c.Assert(BeginsWith(b, a), checker.Equals, true) } /* |