diff --git a/strategy/and_strategy_test.go b/strategy/and_strategy_test.go
index 2022bb8..a18a46e 100644
--- a/strategy/and_strategy_test.go
+++ b/strategy/and_strategy_test.go
@@ -27,8 +27,7 @@ func TestAndStrategy(t *testing.T) {
 	expected := helper.Map(results, func(r *strategy.Result) strategy.Action { return r.Action })
 
 	and := strategy.NewAndStrategy("And Strategy")
-	and.Strategies = append(and.Strategies, strategy.NewBuyAndHoldStrategy())
-	and.Strategies = append(and.Strategies, strategy.NewBuyAndHoldStrategy())
+	and.Strategies = append(and.Strategies, strategy.NewBuyAndHoldStrategy(), strategy.NewBuyAndHoldStrategy())
 
 	actual := and.Compute(snapshots)
 
@@ -45,8 +44,7 @@ func TestAndStrategyReport(t *testing.T) {
 	}
 
 	and := strategy.NewAndStrategy("And Strategy")
-	and.Strategies = append(and.Strategies, strategy.NewBuyAndHoldStrategy())
-	and.Strategies = append(and.Strategies, strategy.NewBuyAndHoldStrategy())
+	and.Strategies = append(and.Strategies, strategy.NewBuyAndHoldStrategy(), strategy.NewBuyAndHoldStrategy())
 
 	report := and.Report(snapshots)
 
diff --git a/strategy/majority_strategy_test.go b/strategy/majority_strategy_test.go
index 3c65924..acf7488 100644
--- a/strategy/majority_strategy_test.go
+++ b/strategy/majority_strategy_test.go
@@ -28,8 +28,7 @@ func TestMajorityStrategy(t *testing.T) {
 	expected := helper.Map(results, func(r *strategy.Result) strategy.Action { return r.Action })
 
 	majority := strategy.NewMajorityStrategy("Majority Strategy")
-	majority.Strategies = append(majority.Strategies, strategy.NewBuyAndHoldStrategy())
-	majority.Strategies = append(majority.Strategies, trend.NewMacdStrategy())
+	majority.Strategies = append(majority.Strategies, strategy.NewBuyAndHoldStrategy(), trend.NewMacdStrategy())
 
 	actual := majority.Compute(snapshots)
 
@@ -46,8 +45,7 @@ func TestMajorityStrategyReport(t *testing.T) {
 	}
 
 	majority := strategy.NewMajorityStrategy("Majority Strategy")
-	majority.Strategies = append(majority.Strategies, strategy.NewBuyAndHoldStrategy())
-	majority.Strategies = append(majority.Strategies, trend.NewMacdStrategy())
+	majority.Strategies = append(majority.Strategies, strategy.NewBuyAndHoldStrategy(), trend.NewMacdStrategy())
 
 	report := majority.Report(snapshots)
 
diff --git a/strategy/or_strategy_test.go b/strategy/or_strategy_test.go
index d091f1f..aba8b6f 100644
--- a/strategy/or_strategy_test.go
+++ b/strategy/or_strategy_test.go
@@ -28,8 +28,7 @@ func TestOrStrategy(t *testing.T) {
 	expected := helper.Map(results, func(r *strategy.Result) strategy.Action { return r.Action })
 
 	or := strategy.NewOrStrategy("Or Strategy")
-	or.Strategies = append(or.Strategies, strategy.NewBuyAndHoldStrategy())
-	or.Strategies = append(or.Strategies, trend.NewMacdStrategy())
+	or.Strategies = append(or.Strategies, strategy.NewBuyAndHoldStrategy(), trend.NewMacdStrategy())
 
 	actual := or.Compute(snapshots)
 
@@ -46,8 +45,7 @@ func TestOrStrategyReport(t *testing.T) {
 	}
 
 	or := strategy.NewOrStrategy("Or Strategy")
-	or.Strategies = append(or.Strategies, strategy.NewBuyAndHoldStrategy())
-	or.Strategies = append(or.Strategies, trend.NewMacdStrategy())
+	or.Strategies = append(or.Strategies, strategy.NewBuyAndHoldStrategy(), trend.NewMacdStrategy())
 
 	report := or.Report(snapshots)