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> ################################################################################
> ##
> ## $Id: portfolio.create.test.R 1625 2010-02-18 19:44:29Z enos $
> ##
> ## Tests "create" method of "portfolio" class
> ##
> ################################################################################
> 
> library(portfolio)
Loading required package: grid
Loading required package: lattice
> 
> load("portfolio.create.test.RData")
> 
> ## save(data.0, p.0, price, truth, file = "portfolio.create.test.RData", compress = TRUE)
> 
> ## Test checks that "create" method updates "shares" slot of
> ## "portfolio".
> 
> ## erases work done by "create" method by excising data from
> ## the "shares" data.frame
> 
> p.0@shares <- p.0@shares[0,]
> 
> ## "create" method attempts to rebuild "shares" data.frame
> 
> trial.0 <- try(
+                all.equal(
+                          truth$shares,
+                          create(p.0)@shares$shares
+                          ),
+                silent = TRUE
+                )
> 
> if(class(trial.0) == "try-error"){
+   stop("create method failed to update shares data.frame!")
+ }
> 
> proc.time()
   user  system elapsed 
   0.37    0.09    0.45