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# Validating edge lists ---------------------------------------------------
test_that("Valid edgelist passes validation", {
df1 <- data.frame( ego = 1:5, alter = c(2,3,2,5,4))
r1 <- intergraph:::validateEL(df1)
expect_equal(df1, r1)
} )
test_that("Edgelist with single column throws error", {
expect_error( intergraph:::validateEL( data.frame(ego=1:5)))
} )
test_that("Edgelist with NA (invalid) gives warning", {
df2 <- data.frame( ego = 1:5, alter = c(2,NA,2,5,4))
expect_warning( intergraph:::validateEL(df2) )
} )
# Validating vertex data frames -------------------------------------------
test_that("Valid vertex DB passes validation", {
df1 <- data.frame(id=1:5, x=c(1,2,3,2,1), y=c(3,2,1,2,3))
expect_equal(df1, validateVDB(df1))
} )
test_that("Empty vertex DB throws error", {
df2 <- data.frame(id=numeric(0), x=character(0))
expect_error( validateVDB(df2) )
} )
test_that("Vertex DB with duplicated ids throws error", {
df3 <- data.frame(id=1:5, x=c(1,2,3,2,1), y=c(3,2,1,2,3))
df3$id[3] <- 1
expect_error( validateVDB(df3))
} )
test_that("NAs in vertex ids gives warning", {
df4 <- data.frame(id=1:5, x=c(1,2,3,2,1), y=c(3,2,1,2,3))
df4$id[2] <- NA
expect_warning( validateVDB(df4))
} )
# Validating vdb vs edb ---------------------------------------------------
test_that("Valid edgelist and vertex DB pass validation", {
edb <- data.frame( ego = 1:5, alter = c(2,3,2,5,4))
vdb <- data.frame(id=1:5, x=c(1,2,3,2,1), y=c(3,2,1,2,3))
expect_true( validNetDB(edb, vdb))
} )
test_that("Edgelist with some ids not present in VDB throw error", {
elist <- data.frame( ego = 1:5, alter = c(2,3,2,5,4))
vdb <- data.frame(id=1:4, x=c(1,2,3,4), y=c(3,2,1,2))
expect_error( validNetDB(elist, vdb))
} )
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