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-rw-r--r--ethutil/trie_test.go70
1 files changed, 54 insertions, 16 deletions
diff --git a/ethutil/trie_test.go b/ethutil/trie_test.go
index 542af5504..85d81b6f4 100644
--- a/ethutil/trie_test.go
+++ b/ethutil/trie_test.go
@@ -6,9 +6,11 @@ import (
"encoding/json"
"fmt"
"io/ioutil"
+ "math/rand"
"net/http"
"reflect"
"testing"
+ "time"
)
const LONG_WORD = "1234567890abcdefghijklmnopqrstuvwxxzABCEFGHIJKLMNOPQRSTUVWXYZ"
@@ -211,7 +213,7 @@ func CreateTest(name string, data []byte) (Test, error) {
return t, nil
}
-func CreateTests(uri string, cb func(Test)) {
+func CreateTests(uri string, cb func(Test)) map[string]Test {
resp, err := http.Get(uri)
if err != nil {
panic(err)
@@ -226,14 +228,20 @@ func CreateTests(uri string, cb func(Test)) {
panic(err)
}
+ tests := make(map[string]Test)
for name, testData := range objmap {
test, err := CreateTest(name, *testData)
if err != nil {
panic(err)
}
- cb(test)
+ if cb != nil {
+ cb(test)
+ }
+ tests[name] = test
}
+
+ return tests
}
func TestRemote(t *testing.T) {
@@ -271,22 +279,52 @@ func TestTrieReplay(t *testing.T) {
})
}
-func TestIt(t *testing.T) {
- _, trie := New()
+func RandomData() [][]string {
+ data := [][]string{
+ {"0x000000000000000000000000ec4f34c97e43fbb2816cfd95e388353c7181dab1", "0x4e616d6552656700000000000000000000000000000000000000000000000000"},
+ {"0x0000000000000000000000000000000000000000000000000000000000000045", "0x22b224a1420a802ab51d326e29fa98e34c4f24ea"},
+ {"0x0000000000000000000000000000000000000000000000000000000000000046", "0x67706c2076330000000000000000000000000000000000000000000000000000"},
+ {"0x000000000000000000000000697c7b8c961b56f675d570498424ac8de1a918f6", "0x6f6f6f6820736f2067726561742c207265616c6c6c793f000000000000000000"},
+ {"0x0000000000000000000000007ef9e639e2733cb34e4dfc576d4b23f72db776b2", "0x4655474156000000000000000000000000000000000000000000000000000000"},
+ {"0x6f6f6f6820736f2067726561742c207265616c6c6c793f000000000000000000", "0x697c7b8c961b56f675d570498424ac8de1a918f6"},
+ {"0x4655474156000000000000000000000000000000000000000000000000000000", "0x7ef9e639e2733cb34e4dfc576d4b23f72db776b2"},
+ {"0x4e616d6552656700000000000000000000000000000000000000000000000000", "0xec4f34c97e43fbb2816cfd95e388353c7181dab1"},
+ }
+
+ var c [][]string
+ for len(data) != 0 {
+ e := rand.Intn(len(data))
+ c = append(c, data[e])
+
+ copy(data[e:], data[e+1:])
+ data[len(data)-1] = nil
+ data = data[:len(data)-1]
+ }
+
+ return c
+}
+
+const MaxTest = 1000
+
+// This test insert data in random order and seeks to find indifferences between the different tries
+func TestRegression(t *testing.T) {
+ rand.Seed(time.Now().Unix())
+
+ roots := make(map[string]int)
+ for i := 0; i < MaxTest; i++ {
+ _, trie := New()
+ data := RandomData()
+
+ for _, test := range data {
+ trie.Update(test[0], test[1])
+ }
- test := map[string]string{
- "0x000000000000000000000000ec4f34c97e43fbb2816cfd95e388353c7181dab1": "0x4e616d6552656700000000000000000000000000000000000000000000000000",
- "0x0000000000000000000000000000000000000000000000000000000000000045": "0x22b224a1420a802ab51d326e29fa98e34c4f24ea",
- "0x0000000000000000000000000000000000000000000000000000000000000046": "0x67706c2076330000000000000000000000000000000000000000000000000000",
- "0x000000000000000000000000697c7b8c961b56f675d570498424ac8de1a918f6": "0x6f6f6f6820736f2067726561742c207265616c6c6c793f000000000000000000",
- "0x0000000000000000000000007ef9e639e2733cb34e4dfc576d4b23f72db776b2": "0x4655474156000000000000000000000000000000000000000000000000000000",
- "0x6f6f6f6820736f2067726561742c207265616c6c6c793f000000000000000000": "0x697c7b8c961b56f675d570498424ac8de1a918f6",
- "0x4655474156000000000000000000000000000000000000000000000000000000": "0x7ef9e639e2733cb34e4dfc576d4b23f72db776b2",
- "0x4e616d6552656700000000000000000000000000000000000000000000000000": "0xec4f34c97e43fbb2816cfd95e388353c7181dab1",
+ roots[string(trie.Root.([]byte))] += 1
}
- for k, v := range test {
- trie.Update(k, v)
+ if len(roots) > 1 {
+ for root, num := range roots {
+ t.Errorf("%x => %d\n", root, num)
+ }
}
- fmt.Printf("root : %x\n", trie.Root)
}