tests/testthat/test-convert2bed.R

In bedr: Genomic Region Processing using Tools Such as 'BEDTools', 'BEDOPS' and 'Tabix'

# The bedr package is copyright (c) 2014 Ontario Institute for Cancer Research (OICR)
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test_that('check converting a region into bed file including file type checking and region verification', {
	if (check.binary('bedtools', verbose = TRUE)) {	
		regions <- get.example.regions()
		regions$a <- bedr.sort.region(regions$a)
		regions$b <- bedr.sort.region(regions$b)
		a.bed <- index2bed(regions$a)
		b.bed <- index2bed(regions$b)

		# bad region
		expect_error(convert2bed('meow', verbose = FALSE))

		# good region
		# expect_equivalent(convert2bed(regions$a, verbose = FALSE), a.bed);
		# expect_equivalent(convert2bed(regions$b, verbose = FALSE), b.bed);
		# expect_equivalent(convert2bed('chrY:24052505-24052506', verbose = FALSE), data.frame(chr = 'chrY', start = 24052505, end = 24052506, stringsAsFactors = FALSE));
		expect_equal(convert2bed(regions$a, verbose = FALSE), a.bed, ignore_attr = TRUE);
		expect_equal(convert2bed(regions$b, verbose = FALSE), b.bed, ignore_attr = TRUE);
		expect_equal(convert2bed('chrY:24052505-24052506', verbose = FALSE), data.frame(chr = 'chrY', start = 24052505, end = 24052506, stringsAsFactors = FALSE), ignore_attr = TRUE);
		}
	})