Nothing
# --------------------------------------------------------
# Test Script - Error for Resulting Empirical Correlation
# --------------------------------------------------------
# Required libraries
library(simTargetCov)
# Context of test script
context("Verify matching between target and resulting empirical covariance matrix.")
# There should be an error if we want to compute the IF TS, and no returns are provided
test_that("Difference between target and resulting empirical correlation should be near 0.", {
# Target correlation
target_cor <- function(r, p){
Gamma <- diag(p)
for(i in 1:(p-1)){
for(j in (i+1):p){
Gamma[i,j] <- Gamma[j,i] <- r^(abs(i-j))
}
}
return(Gamma)
}
# Case where data is provided by user
dat.target.cov <- simTargetCov(X = MASS::mvrnorm(30, mu = rep(0,6), Sigma=target_cor(0.5,6)), target = target_cor(0.5,6))
expect_false(any(abs(cov(dat.target.cov) - target_cor(0.5,6)) > 1e-10), FALSE)
# Case where data is simulated internally by the function
sim.target.cov <- simTargetCov(n = 30, p = 6, target = target_cor(0.5,6))
expect_false(any(abs(cov(sim.target.cov) - target_cor(0.5,6)) > 1e-10), FALSE)
}
)
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