func TestDotInt32WithDiffLength(t *testing.T) {
N := 1000 + rand.Intn(1000000)
M := 1000 + rand.Intn(1000000)
a := make([]int32, N)
b := make([]int32, M)
expected64 := int64(0)
for i := range a {
if i < N {
a[i] = gomath.ScaleInt32(LowInt32, HighInt32, 0, HighInt32, rand.Int31n(HighInt32))
}
if i < M {
b[i] = gomath.ScaleInt32(LowInt32, HighInt32, 0, HighInt32, rand.Int31n(HighInt32))
}
if i < N && i < M {
expected64 += int64(a[i]) * int64(b[i])
}
}
Expected := int32(expected64)
Computed := DotInt32(a, b)
if Computed != Expected {
t.Logf("Expected %d but computed %d\n", Expected, Computed)
t.FailNow()
}
}
func genInt32Array(n int, min, max int32) []int32 {
A := make([]int32, n)
for i := 0; i < n; i++ {
A[i] = gomath.ScaleInt32(min, max, 0, 1, rand.Int31())
}
return A
}
