Adding additional tests for MinInt64 and SmallestNonZeroFloat64 (#189)

hashicorp · May 11, 2022 · 06912f0 · 06912f0
1 parent bcf9b6f
commit 06912f0
Showing 1 changed file with 12 additions and 2 deletions.
diff --git a/tftypes/value_msgpack_test.go b/tftypes/value_msgpack_test.go
@@ -70,11 +70,16 @@ func TestValueFromMsgPack(t *testing.T) {
 			value: NewValue(Number, big.NewFloat(1)),
 			typ:   Number,
 		},
-		"int64-number": {
+		"int64-positive-number": {
 			hex:   "cf7fffffffffffffff",
 			value: NewValue(Number, new(big.Float).SetInt64(math.MaxInt64)),
 			typ:   Number,
 		},
+		"int64-negative-number": {
+			hex:   "d38000000000000000",
+			value: NewValue(Number, new(big.Float).SetInt64(math.MinInt64)),
+			typ:   Number,
+		},
 		"uint64-number": {
 			hex:   "b43138343436373434303733373039353531363135",
 			value: NewValue(Number, new(big.Float).SetUint64(math.MaxUint64)),
@@ -85,11 +90,16 @@ func TestValueFromMsgPack(t *testing.T) {
 			value: NewValue(Number, big.NewFloat(1.5)),
 			typ:   Number,
 		},
-		"float64-number": {
+		"float64-positive-number": {
 			hex:   "cb7fefffffffffffff",
 			value: NewValue(Number, new(big.Float).SetFloat64(math.MaxFloat64)),
 			typ:   Number,
 		},
+		"float64-negative-number": {
+			hex:   "cb0000000000000001",
+			value: NewValue(Number, new(big.Float).SetFloat64(math.SmallestNonzeroFloat64)),
+			typ:   Number,
+		},
 		"big-number": {
 			hex:   "d96439393939393939393939393939393939393939393939393939393939393939393939393939393939393939393939393939393939393939393939393939393939393939393939393939393939393939393939393939393939393939393939393939393939",
 			value: NewValue(Number, bigNumber),