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#
# Copyright 2007-2019 by the individuals mentioned in the source code history
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
library(OpenMx)
pdat <- data.frame(length=c(1,2), ID=1L:2L, parentID=1L:2L)
m1 <- mxModel("slug", type="RAM",
manifestVars = c("length"),
mxData(type="raw", observed=pdat, primaryKey = 'ID'),
mxPath("one", "length"),
mxPath("length", arrows=2, values=1),
mxPath("slug.length", "length", joinKey='parentID', labels="fromParent"))
omxCheckError(mxRun(m1), "MxExpectationRAM cycle detected: 'slug.data' row 1 joins against itself")
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