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tape: Test U16CastSafe

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Sasha Koshka
2025-01-19 15:41:43 -05:00
parent c748ca2223
commit aac5266c0c
2 changed files with 44 additions and 0 deletions
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17
tape/types_test.go
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@@ -246,6 +246,23 @@ func TestStringArray(test *testing.T) {
}
}
func TestU16CastSafe(test *testing.T) {
number, ok := U16CastSafe(90_000)
if ok { test.Fatalf("false positive: %v, %v", number, ok) }
number, ok = U16CastSafe(-478)
if ok { test.Fatalf("false positive: %v, %v", number, ok) }
number, ok = U16CastSafe(3870)
if !ok { test.Fatalf("false negative: %v, %v", number, ok) }
if got, correct := number, uint16(3870); got != correct {
test.Fatalf("not equal: %v %v", got, correct)
}
number, ok = U16CastSafe(0)
if !ok { test.Fatalf("false negative: %v, %v", number, ok) }
if got, correct := number, uint16(0); got != correct {
test.Fatalf("not equal: %v %v", got, correct)
}
}
func randString(length int) string {
buffer := make([]byte, length)
for index := range buffer {