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library(OpenMx)
library(testthat)
data(demoOneFactor)
latents = c("G")
manifests = names(demoOneFactor)
m1 <- mxModel("One Factor", type = "RAM",
manifestVars = manifests, latentVars = latents,
mxPath(from = latents, to = manifests),
mxPath(from = manifests, arrows = 2, values=.2),
mxPath(from = latents, arrows = 2, free = FALSE, values = 1.0),
mxPath(from = "one", to = manifests),
mxData(cov(demoOneFactor), type='cov',
numObs=nrow(demoOneFactor), means=colMeans(demoOneFactor))
)
fm <- omxSetParameters(m1, "One Factor.M[1,1]", values = .1, free=FALSE)
expect_error(mxPowerSearch(m1, fm),
"contains 'cov' data")
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