R Under development (unstable) (2023-11-08 r85496 ucrt) -- "Unsuffered Consequences"
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> ###
> ### Poly.R  +++ Test suite +++
> ###
> 
> 
> test.Poly <- function(input, expected) {
+    output <- do.call(getFromNamespace("Poly", "pracma"), input)
+    identical(output, expected)
+ }
> 
> Poly.expected.empty  <- 1
> Poly.expected.1 <- c(1, -6, 11, -6)
> #Poly.expected.2 <- error
> Poly.expected.3 <- c(1, 0, 0, 0, -1)
> Poly.expected.4 <- c(1, -10, 35, -50, 24)
> Poly.expected.5 <- c(1, -4, 6, -4, 1)
> Poly.expected.6 <- c(1, -5)
> 
> test.Poly(list(x=c()), Poly.expected.empty)
[1] TRUE
> test.Poly(list(x=c(1,2,3)), Poly.expected.1)
[1] TRUE
> #test.Poly(list(x=matrix(1:6, 2, 3)), Poly.expected.2)
> test.Poly(list(x=c(1,-1,1i,-1i)), Poly.expected.3)
[1] TRUE
> test.Poly(list(x=c(1,2,3,4)), Poly.expected.4)
[1] TRUE
> test.Poly(list(x=diag(4)), Poly.expected.5)
[1] TRUE
> test.Poly(list(x=5), Poly.expected.6)
[1] TRUE
> 
> proc.time()
   user  system elapsed 
   0.15    0.03    0.17