library(SEMID)
context("Testing that half-trek criterion function for generic non-identifiability works properly.")

source("graphExamples.R")

test_that("graphID.nonHtcID returns correct value for known examples.", {
    for (i in 1:length(graphExamples)) {
        graphExample <- graphExamples[[i]]
        L <- graphExample$L
        O <- graphExample$O
        htcId <- graphExample$htcId
        m <- nrow(L)
        
        result <- graphID.nonHtcID(L, O)
        if (htcId == 0) {
            expect_true(result)
        } else {
            expect_false(result)
        }
    }
})