github.com/adnan-c/fabric_e2e_couchdb@v0.6.1-preview.0.20170228180935-21ce6b23cf91/common/util/utils_test.go (about)

     1  /*
     2  Copyright IBM Corp. 2016 All Rights Reserved.
     3  
     4  Licensed under the Apache License, Version 2.0 (the "License");
     5  you may not use this file except in compliance with the License.
     6  You may obtain a copy of the License at
     7  
     8  		 http://www.apache.org/licenses/LICENSE-2.0
     9  
    10  Unless required by applicable law or agreed to in writing, software
    11  distributed under the License is distributed on an "AS IS" BASIS,
    12  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    13  See the License for the specific language governing permissions and
    14  limitations under the License.
    15  */
    16  
    17  package util
    18  
    19  import (
    20  	"bytes"
    21  	"strings"
    22  	"testing"
    23  	"time"
    24  
    25  	"github.com/op/go-logging"
    26  )
    27  
    28  func TestComputeCryptoHash(t *testing.T) {
    29  	if bytes.Compare(ComputeSHA256([]byte("foobar")), ComputeSHA256([]byte("foobar"))) != 0 {
    30  		t.Fatalf("Expected hashes to match, but they did not match")
    31  	}
    32  	if bytes.Compare(ComputeSHA256([]byte("foobar1")), ComputeSHA256([]byte("foobar2"))) == 0 {
    33  		t.Fatalf("Expected hashes to be different, but they match")
    34  	}
    35  }
    36  
    37  func TestUUIDGeneration(t *testing.T) {
    38  	uuid := GenerateUUID()
    39  	if len(uuid) != 36 {
    40  		t.Fatalf("UUID length is not correct. Expected = 36, Got = %d", len(uuid))
    41  	}
    42  	uuid2 := GenerateUUID()
    43  	if uuid == uuid2 {
    44  		t.Fatalf("Two UUIDs are equal. This should never occur")
    45  	}
    46  }
    47  
    48  func TestIntUUIDGeneration(t *testing.T) {
    49  	uuid := GenerateIntUUID()
    50  
    51  	uuid2 := GenerateIntUUID()
    52  	if uuid == uuid2 {
    53  		t.Fatalf("Two UUIDs are equal. This should never occur")
    54  	}
    55  }
    56  func TestTimestamp(t *testing.T) {
    57  	for i := 0; i < 10; i++ {
    58  		t.Logf("timestamp now: %v", CreateUtcTimestamp())
    59  		time.Sleep(200 * time.Millisecond)
    60  	}
    61  }
    62  
    63  func TestGenerateHashFromSignature(t *testing.T) {
    64  	if bytes.Compare(GenerateHashFromSignature("aPath", []byte("aCtor12")),
    65  		GenerateHashFromSignature("aPath", []byte("aCtor12"))) != 0 {
    66  		t.Fatalf("Expected hashes to match, but they did not match")
    67  	}
    68  	if bytes.Compare(GenerateHashFromSignature("aPath", []byte("aCtor12")),
    69  		GenerateHashFromSignature("bPath", []byte("bCtor34"))) == 0 {
    70  		t.Fatalf("Expected hashes to be different, but they match")
    71  	}
    72  }
    73  
    74  func TestGeneratIDfromTxSHAHash(t *testing.T) {
    75  	txid := GenerateIDfromTxSHAHash([]byte("foobar"))
    76  	txid2 := GenerateIDfromTxSHAHash([]byte("foobar1"))
    77  	if txid == txid2 {
    78  		t.Fatalf("Two TxIDs are equal. This should never occur")
    79  	}
    80  }
    81  
    82  func TestGenerateIDWithAlg(t *testing.T) {
    83  	_, err := GenerateIDWithAlg("sha256", []byte{1, 1, 1, 1})
    84  	if err != nil {
    85  		t.Fatalf("Decoder failure: %v", err)
    86  	}
    87  }
    88  
    89  func TestFindMissingElements(t *testing.T) {
    90  	all := []string{"a", "b", "c", "d"}
    91  	some := []string{"b", "c"}
    92  	expectedDelta := []string{"a", "d"}
    93  	actualDelta := FindMissingElements(all, some)
    94  	if len(expectedDelta) != len(actualDelta) {
    95  		t.Fatalf("Got %v, expected %v", actualDelta, expectedDelta)
    96  	}
    97  	for i := range expectedDelta {
    98  		if strings.Compare(expectedDelta[i], actualDelta[i]) != 0 {
    99  			t.Fatalf("Got %v, expected %v", actualDelta, expectedDelta)
   100  		}
   101  	}
   102  }
   103  
   104  // This test checks go-logging is thread safe with regard to
   105  // concurrent SetLevel invocation and log invocations.
   106  // Fails without the concurrency fix (adding RWLock to level.go)
   107  // In case the go-logging will be overwritten and its concurrency fix
   108  // will be regressed, this test should fail.
   109  func TestConcurrencyNotFail(t *testing.T) {
   110  	logger := logging.MustGetLogger("test")
   111  	go func() {
   112  		for i := 0; i < 100; i++ {
   113  			logging.SetLevel(logging.Level(logging.DEBUG), "test")
   114  		}
   115  	}()
   116  
   117  	for i := 0; i < 100; i++ {
   118  		logger.Info("")
   119  	}
   120  }
   121  
   122  func TestMetadataSignatureBytesNormal(t *testing.T) {
   123  	first := []byte("first")
   124  	second := []byte("second")
   125  	third := []byte("third")
   126  
   127  	result := ConcatenateBytes(first, second, third)
   128  	expected := []byte("firstsecondthird")
   129  	if !bytes.Equal(result, expected) {
   130  		t.Errorf("Did not concatenate bytes correctly, expected %s, got %s", expected, result)
   131  	}
   132  }
   133  
   134  func TestMetadataSignatureBytesNil(t *testing.T) {
   135  	first := []byte("first")
   136  	second := []byte(nil)
   137  	third := []byte("third")
   138  
   139  	result := ConcatenateBytes(first, second, third)
   140  	expected := []byte("firstthird")
   141  	if !bytes.Equal(result, expected) {
   142  		t.Errorf("Did not concatenate bytes correctly, expected %s, got %s", expected, result)
   143  	}
   144  }