library(RXMCDA)
tree <- xmlTreeParse(system.file("extdata","testFile.xml",package="RXMCDA"), useInternalNodes=TRUE)
critIDs <- getCriteriaIDs(tree)
pairsVals <- getCriteriaPairsIntervalValues(tree, critIDs[[1]],mcdaConcept="interactionIntervals")
stopifnot(all.equal(pairsVals[[1]], rbind(c(5,3,0.5,1))))
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