inst/models/passing/NameParameterOverlap.R

In OpenMx/OpenMx: Extended Structural Equation Modelling

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# ===========
# = History =
# ===========
#   2013-01-10 update for new error reporting when using named entity to constrain label
#   2017-04-14 04:50PM TBATES Corrected bug in error check - this is now passing.


require(OpenMx)
# Check we error when a free named entity shares its name with a label in an object
foo <- mxMatrix(name = 'foo', nrow = 1, ncol = 1, free = TRUE, labels = 'foo')
bar <- mxAlgebra(foo, name = 'bar')
model <- mxModel('test model', foo, bar)
expErr = "In model 'model' the following are both named entities and free parameters: 'foo' 
If you are trying to set a path using an mxAlgebra, then refer to the Algebra with square-bracket notation. 
i.,e, instead of labels=\" 'foo' \" use: labels=\" 'foo' [1,1]\""

expErr = "In model 'test model' the following are used both as named entities and free parameters: 'foo'
If you are trying to set a path using an mxAlgebra, then refer to the algebra with square-bracket notation.
i.e., instead of labels='foo' use: labels='foo[1,1]'"


omxCheckError(mxRun(model), expErr)

# paste("In model 'model' the following are both named entities and free parameters: 'foo'",
# "\nIf you are trying to set a path using an mxAlgebra, then refer to the Algebra with square-bracket notation.",
# "\ni.,e, instead of labels=\"", omxQuotes(overlap), "\" use: labels=\"", omxQuotes(overlap), "[1,1]\"")

model <- mxModel('test2',
	mxMatrix(name = 'foo' , nrow = 1, ncol = 1, free = TRUE , labels = 'a'),
	mxMatrix(name = 'bar' , nrow = 1, ncol = 1, free = TRUE , labels = 'a'),
	mxMatrix(name = 'baz' , nrow = 1, ncol = 1, free = FALSE, labels = 'a'),
	mxMatrix(name = 'quux', nrow = 1, ncol = 1, free = FALSE, labels = 'a')
)
omxCheckError(mxRun(model), "In model 'test2' the name 'a' is used as a free parameter in 'test2.foo' and 'test2.bar' but as a fixed parameter in 'test2.baz' and 'test2.quux'")