don't use testify lib

Author: malfple

2-race-in-cache/check_test.go

@@ -10,12 +10,10 @@ import (
 	"strconv"
 	"sync"
 	"testing"
-
-	"github.com/stretchr/testify/assert"
 )
 
 func TestMain(t *testing.T) {
-	cache, db := run(assert.New(t))
+	cache, db := run(t)
 
 	cacheLen := len(cache.cache)
 	pagesLen := cache.pages.Len()
@@ -41,7 +39,9 @@ func TestLRU(t *testing.T) {
 		wg.Add(1)
 		go func(i int) {
 			value := cache.Get("Test" + strconv.Itoa(i))
-			assert.Equal(t, "Test" + strconv.Itoa(i), value)
+			if value != "Test" + strconv.Itoa(i) {
+				t.Errorf("Incorrect db response %v", value)
+			}
 			wg.Done()
 		}(i)
 	}

2-race-in-cache/main.go

@@ -10,8 +10,7 @@ package main
 
 import (
 	"container/list"
-
-	"github.com/stretchr/testify/assert"
+	"testing"
 )
 
 // CacheSize determines how big the cache can grow
@@ -79,13 +78,13 @@ func (l *Loader) Load(key string) string {
 	return val
 }
 
-func run(as *assert.Assertions) (*KeyStoreCache, *MockDB) {
+func run(t *testing.T) (*KeyStoreCache, *MockDB) {
 	loader := Loader{
 		DB: GetMockDB(),
 	}
 	cache := New(&loader)
 
-	RunMockServer(cache, as)
+	RunMockServer(cache, t)
 
 	return cache, loader.DB
 }

2-race-in-cache/mockserver.go

@@ -9,8 +9,7 @@ package main
 import (
 	"strconv"
 	"sync"
-
-	"github.com/stretchr/testify/assert"
+	"testing"
 )
 
 const (
@@ -20,7 +19,7 @@ const (
 
 // RunMockServer simulates a running server, which accesses the
 // key-value database through our cache
-func RunMockServer(cache *KeyStoreCache, as *assert.Assertions) {
+func RunMockServer(cache *KeyStoreCache, t *testing.T) {
 	var wg sync.WaitGroup
 
 	for c := 0; c < cycles; c++ {
@@ -31,8 +30,10 @@ func RunMockServer(cache *KeyStoreCache, as *assert.Assertions) {
 				wg.Add(1)
 				go func(i int) {
 					value := cache.Get("Test" + strconv.Itoa(i))
-					if as != nil {
-						as.Equal("Test" + strconv.Itoa(i), value)
+					if t != nil {
+						if value != "Test" + strconv.Itoa(i) {
+							t.Errorf("Incorrect db response %v", value)
+						}
 					}
 					wg.Done()
 				}(i)

go.mod

@@ -1,11 +1,3 @@
 module github.com/loong/go-concurrency-exercises
 
 go 1.19
-
-require github.com/stretchr/testify v1.8.4
-
-require (
-	github.com/davecgh/go-spew v1.1.1 // indirect
-	github.com/pmezard/go-difflib v1.0.0 // indirect
-	gopkg.in/yaml.v3 v3.0.1 // indirect
-)

go.sum

@@ -1,10 +0,0 @@
-github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
-github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
-github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
-github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
-github.com/stretchr/testify v1.8.4 h1:CcVxjf3Q8PM0mHUKJCdn+eZZtm5yQwehR5yeSVQQcUk=
-github.com/stretchr/testify v1.8.4/go.mod h1:sz/lmYIOXD/1dqDmKjjqLyZ2RngseejIcXlSw2iwfAo=
-gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405 h1:yhCVgyC4o1eVCa2tZl7eS0r+SDo693bJlVdllGtEeKM=
-gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
-gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
-gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=