diff --git a/engine/eventcost_test.go b/engine/eventcost_test.go
index 9aabc1fd0..bf3448956 100644
--- a/engine/eventcost_test.go
+++ b/engine/eventcost_test.go
@@ -4489,7 +4489,7 @@ func TestECTrimNoActiveIncrement(t *testing.T) {
 	}
 }
 
-func TestECTrimFailDetectLastActiveChargingInterval(t *testing.T) {
+func TestECTrimUnableToDetectLastActiveChargingInterval(t *testing.T) {
 	ec := &EventCost{
 		Usage:          utils.DurationPointer(30 * time.Second),
 		AccountSummary: &AccountSummary{},
diff --git a/engine/filters_test.go b/engine/filters_test.go
index 9e2b5a0ae..0f3c82b5c 100644
--- a/engine/filters_test.go
+++ b/engine/filters_test.go
@@ -1622,7 +1622,7 @@ func TestAPIBan(t *testing.T) {
 	}
 }
 
-func TestFiltersPassTimingsParseFailNotFound(t *testing.T) {
+func TestFiltersPassTimingsErrParseNotFound(t *testing.T) {
 	fltr, err := NewFilterRule(utils.MetaTimings, "~*req.AnswerTime", []string{"2018-01-07T17:00:10Z"})
 	if err != nil {
 		t.Fatal(err)
@@ -1639,7 +1639,7 @@ func TestFiltersPassTimingsParseFailNotFound(t *testing.T) {
 	}
 }
 
-func TestFiltersPassTimingsParseFailWrongPath(t *testing.T) {
+func TestFiltersPassTimingsErrParseWrongPath(t *testing.T) {
 	fltr, err := NewFilterRule(utils.MetaTimings, "~*req.AnswerTime", []string{"2018-01-07T17:00:10Z"})
 	if err != nil {
 		t.Fatal(err)
@@ -1660,7 +1660,7 @@ func TestFiltersPassTimingsParseFailWrongPath(t *testing.T) {
 	}
 }
 
-func TestFiltersPassTimingsTimeConvertFail(t *testing.T) {
+func TestFiltersPassTimingsTimeConvertErr(t *testing.T) {
 	fltr, err := NewFilterRule(utils.MetaTimings, "~*req.AnswerTime", []string{"2018-01-07T17:00:10Z"})
 	if err != nil {
 		t.Fatal(err)
@@ -1766,7 +1766,7 @@ func TestFiltersPassTimingsCallSuccessful(t *testing.T) {
 	}
 }
 
-func TestFiltersPassTimingsCallFail(t *testing.T) {
+func TestFiltersPassTimingsCallErr(t *testing.T) {
 
 	fltr, err := NewFilterRule(utils.MetaTimings, "~*req.AnswerTime", []string{"2018-01-07T17:00:10Z"})
 	if err != nil {
@@ -1788,7 +1788,7 @@ func TestFiltersPassTimingsCallFail(t *testing.T) {
 	}
 }
 
-func TestFiltersPassDestinationsParseFailNotFound(t *testing.T) {
+func TestFiltersPassDestinationsErrParseNotFound(t *testing.T) {
 	fltr, err := NewFilterRule(utils.MetaDestinations, "~*req.Account", []string{"1001"})
 	if err != nil {
 		t.Fatal(err)
@@ -1805,7 +1805,7 @@ func TestFiltersPassDestinationsParseFailNotFound(t *testing.T) {
 	}
 }
 
-func TestFiltersPassDestinationsParseFailWrongPath(t *testing.T) {
+func TestFiltersPassDestinationsErrParseWrongPath(t *testing.T) {
 	fltr, err := NewFilterRule(utils.MetaDestinations, "~*req.Account", []string{"1001"})
 	if err != nil {
 		t.Fatal(err)
@@ -1826,7 +1826,7 @@ func TestFiltersPassDestinationsParseFailWrongPath(t *testing.T) {
 	}
 }
 
-func TestFiltersPassDestinationsCallFail(t *testing.T) {
+func TestFiltersPassDestinationsCallErr(t *testing.T) {
 	fltr, err := NewFilterRule(utils.MetaDestinations, "~*req.Account", []string{"1001"})
 	if err != nil {
 		t.Fatal(err)
@@ -1955,7 +1955,7 @@ func TestFiltersPassDestinationsCallSuccessParseErr(t *testing.T) {
 	}
 }
 
-func TestFiltersPassRSRFailParseWrongPath(t *testing.T) {
+func TestFiltersPassRSRErrParseWrongPath(t *testing.T) {
 	fltr, err := NewFilterRule(utils.MetaDestinations, "~*req.Account", []string{"1001"})
 	if err != nil {
 		t.Fatal(err)
@@ -1976,7 +1976,7 @@ func TestFiltersPassRSRFailParseWrongPath(t *testing.T) {
 	}
 }
 
-func TestFiltersPassGreaterThanFailParseWrongPath(t *testing.T) {
+func TestFiltersPassGreaterThanErrParseWrongPath(t *testing.T) {
 	fltr, err := NewFilterRule(utils.MetaGreaterThan, "~*req.Usage", []string{"10"})
 	if err != nil {
 		t.Fatal(err)
@@ -2021,7 +2021,7 @@ func TestFiltersPassGreaterThanErrIncomparable(t *testing.T) {
 	}
 }
 
-func TestFiltersPassGreaterThanFailParseValues(t *testing.T) {
+func TestFiltersPassGreaterThanErrParseValues(t *testing.T) {
 	fltr, err := NewFilterRule(utils.MetaGreaterThan, "~*req.Usage", []string{"~10"})
 	if err != nil {
 		t.Fatal(err)
diff --git a/engine/suretax_test.go b/engine/suretax_test.go
index eab636f42..142532064 100644
--- a/engine/suretax_test.go
+++ b/engine/suretax_test.go
@@ -154,7 +154,7 @@ func TestSuretaxNewSureTaxRequestInvalidUnits(t *testing.T) {
 	}
 }
 
-func TestSuretaxSureTaxProcessCdrPostFail(t *testing.T) {
+func TestSuretaxSureTaxProcessCdrPostErr(t *testing.T) {
 	CGRID := utils.Sha1("testOriginID", time.Date(2021, 1, 1, 8, 42, 20, 0, time.UTC).String())
 	cdr := &CDR{
 		CGRID:       CGRID,
diff --git a/engine/tpreader_test.go b/engine/tpreader_test.go
index b3a509ab6..37e1d14db 100644
--- a/engine/tpreader_test.go
+++ b/engine/tpreader_test.go
@@ -66,7 +66,7 @@ func TestCallCacheNoCaching(t *testing.T) {
 	}
 }
 
-func TestCallCacheReloadCacheFirstCallFail(t *testing.T) {
+func TestCallCacheReloadCacheFirstCallErr(t *testing.T) {
 	tmp1, tmp2 := connMgr, Cache
 	defer func() {
 		connMgr = tmp1
@@ -133,7 +133,7 @@ func TestCallCacheReloadCacheFirstCallFail(t *testing.T) {
 	}
 }
 
-func TestCallCacheReloadCacheSecondCallFailed(t *testing.T) {
+func TestCallCacheReloadCacheSecondCallErr(t *testing.T) {
 	tmp1, tmp2 := connMgr, Cache
 	defer func() {
 		connMgr = tmp1
diff --git a/utils/decimal_test.go b/utils/decimal_test.go
index fb313cf7c..f0a836b54 100644
--- a/utils/decimal_test.go
+++ b/utils/decimal_test.go
@@ -165,7 +165,7 @@ func TestDecimalNewDecimalFromString(t *testing.T) {
 	}
 }
 
-func TestDecimalNewDecimalFromStringFail(t *testing.T) {
+func TestDecimalNewDecimalFromStringErr(t *testing.T) {
 	str := "testString"
 	_, err := NewDecimalFromString(str)
 	expected := "can't convert <" + str + "> to decimal"