Add test cases for logging empty slices

Signed-off-by: Kevin Parsons <[email protected]>

pkg/etwlogrus/hook_test.go

@@ -60,34 +60,49 @@ func TestFieldLogging(t *testing.T) {
 
 	fireEvent(t, p, "Bool", true)
 	fireEvent(t, p, "BoolSlice", []bool{true, false, true})
+	fireEvent(t, p, "EmptyBoolSlice", []bool{})
 	fireEvent(t, p, "String", "teststring")
 	fireEvent(t, p, "StringSlice", []string{"sstr1", "sstr2", "sstr3"})
+	fireEvent(t, p, "EmptyStringSlice", []string{})
 	fireEvent(t, p, "Int", int(1))
 	fireEvent(t, p, "IntSlice", []int{2, 3, 4})
+	fireEvent(t, p, "EmptyIntSlice", []int{})
 	fireEvent(t, p, "Int8", int8(5))
 	fireEvent(t, p, "Int8Slice", []int8{6, 7, 8})
+	fireEvent(t, p, "EmptyInt8Slice", []int8{})
 	fireEvent(t, p, "Int16", int16(9))
 	fireEvent(t, p, "Int16Slice", []int16{10, 11, 12})
+	fireEvent(t, p, "EmptyInt16Slice", []int16{})
 	fireEvent(t, p, "Int32", int32(13))
 	fireEvent(t, p, "Int32Slice", []int32{14, 15, 16})
+	fireEvent(t, p, "EmptyInt32Slice", []int32{})
 	fireEvent(t, p, "Int64", int64(17))
 	fireEvent(t, p, "Int64Slice", []int64{18, 19, 20})
+	fireEvent(t, p, "EmptyInt64Slice", []int64{})
 	fireEvent(t, p, "Uint", uint(21))
 	fireEvent(t, p, "UintSlice", []uint{22, 23, 24})
+	fireEvent(t, p, "EmptyUintSlice", []uint{})
 	fireEvent(t, p, "Uint8", uint8(25))
 	fireEvent(t, p, "Uint8Slice", []uint8{26, 27, 28})
+	fireEvent(t, p, "EmptyUint8Slice", []uint8{})
 	fireEvent(t, p, "Uint16", uint16(29))
 	fireEvent(t, p, "Uint16Slice", []uint16{30, 31, 32})
+	fireEvent(t, p, "EmptyUint16Slice", []uint16{})
 	fireEvent(t, p, "Uint32", uint32(33))
 	fireEvent(t, p, "Uint32Slice", []uint32{34, 35, 36})
+	fireEvent(t, p, "EmptyUint32Slice", []uint32{})
 	fireEvent(t, p, "Uint64", uint64(37))
 	fireEvent(t, p, "Uint64Slice", []uint64{38, 39, 40})
+	fireEvent(t, p, "EmptyUint64Slice", []uint64{})
 	fireEvent(t, p, "Uintptr", uintptr(41))
 	fireEvent(t, p, "UintptrSlice", []uintptr{42, 43, 44})
+	fireEvent(t, p, "EmptyUintptrSlice", []uintptr{})
 	fireEvent(t, p, "Float32", float32(45.46))
 	fireEvent(t, p, "Float32Slice", []float32{47.48, 49.50, 51.52})
+	fireEvent(t, p, "EmptyFloat32Slice", []float32{})
 	fireEvent(t, p, "Float64", float64(53.54))
 	fireEvent(t, p, "Float64Slice", []float64{55.56, 57.58, 59.60})
+	fireEvent(t, p, "EmptyFloat64Slice", []float64{})
 
 	type struct1 struct {
 		A    float32
@@ -107,5 +122,5 @@ func TestFieldLogging(t *testing.T) {
 		D    uint16
 	}
 	// Unexported fields, and fields in embedded structs, should not log.
-	fireEvent(t, p, "Struct1", struct3{struct2{-1, -2}, 1, "2s", "-3s", struct1{3.4, -4, []uint{5, 6, 7}}, 8})
+	fireEvent(t, p, "Struct", struct3{struct2{-1, -2}, 1, "2s", "-3s", struct1{3.4, -4, []uint{5, 6, 7}}, 8})
 }