🧪 test: 添加pop测试用例

codes/go/chapter_stack_and_queue/queue_test.go

@@ -10,6 +10,7 @@ import (
 	"testing"
 
 	. "github.com/krahets/hello-algo/pkg"
+	"gotest.tools/v3/assert"
 )
 
 func TestQueue(t *testing.T) {
@@ -46,6 +47,15 @@ func TestQueue(t *testing.T) {
 }
 
 func TestArrayQueue(t *testing.T) {
+	t.Run("pop", func(t *testing.T) {
+		queue := newArrayQueue(2)
+		assert.Equal(t, nil, queue.pop())
+
+		queue.push(1)
+		queue.push(2)
+		assert.Equal(t, 1, queue.pop())
+	})
+
 	// 初始化队列，使用队列的通用接口
 	capacity := 10
 	queue := newArrayQueue(capacity)

codes/go/go.mod

@@ -1,3 +1,7 @@
 module github.com/krahets/hello-algo
 
 go 1.19
+
+require gotest.tools/v3 v3.5.1
+
+require github.com/google/go-cmp v0.5.9 // indirect

codes/go/go.sum

@@ -0,0 +1,4 @@
+github.com/google/go-cmp v0.5.9 h1:O2Tfq5qg4qc4AmwVlvv0oLiVAGB7enBSJ2x2DqQFi38=
+github.com/google/go-cmp v0.5.9/go.mod h1:17dUlkBOakJ0+DkrSSNjCkIjxS6bF9zb3elmeNGIjoY=
+gotest.tools/v3 v3.5.1 h1:EENdUnS3pdur5nybKYIh2Vfgc8IUNBjxDPSjtiJcOzU=
+gotest.tools/v3 v3.5.1/go.mod h1:isy3WKz7GK6uNw/sbHzfKBLvlvXwUyV06n6brMxxopU=