testthat::context("splice_count")
library(seqsetvis)
library(testthat)
#### positive strand query_gr ####
query_gr = GenomicRanges::GRanges("chr6:151656691-152129619:+")
se_rna_bam_file = system.file(package = "seqsetvis", "extdata/MCF7_R1.ESR1_RNA.bam", mustWork = TRUE)
# pe_rna_bam_file = system.file(package = "seqsetvis", "extdata/H1_ESC_PE_R1.ESR1_RNA.bam", mustWork = TRUE)
prof_dt.no_flip = ssvFetchBam(
se_rna_bam_file, query_gr, return_data.table = TRUE, splice_strategy = "splice_count")
prof_dt.flip = ssvFetchBam(
se_rna_bam_file, query_gr, return_data.table = TRUE, splice_strategy = "splice_count",
flip_strand = TRUE)
# prof_dt = ssvFetchBam(
# se_rna_bam_file, query_gr, return_data.table = TRUE, fragLens = NA)
# ggplot(prof_dt, aes(x = (start + end)/2 , y = y)) +
# geom_path() +
# ggbio::geom_arch(data = prof_dt.no_flip, aes(x = start, xend = end, height = N, color = strand))
prof_dt.flip.neg = ssvFetchBam(
se_rna_bam_file, query_gr, return_data.table = TRUE, splice_strategy = "splice_count",
flip_strand = TRUE,
target_strand = "-")
prof_dt.flip.pos = ssvFetchBam(
se_rna_bam_file, query_gr, return_data.table = TRUE, splice_strategy = "splice_count",
flip_strand = TRUE,
target_strand = "+")
prof_dt.flip.both = ssvFetchBam(
se_rna_bam_file, query_gr, return_data.table = TRUE, splice_strategy = "splice_count",
flip_strand = TRUE,
target_strand = "both")
prof_dt.no_flip.pos = ssvFetchBam(
se_rna_bam_file, query_gr, return_data.table = TRUE, splice_strategy = "splice_count",
flip_strand = FALSE,
target_strand = "+")
prof_dt.no_flip.neg = ssvFetchBam(
se_rna_bam_file, query_gr, return_data.table = TRUE, splice_strategy = "splice_count",
flip_strand = FALSE,
target_strand = "-")
prof_dt.no_flip.both = ssvFetchBam(
se_rna_bam_file, query_gr, return_data.table = TRUE, splice_strategy = "splice_count",
flip_strand = FALSE,
target_strand = "both")
my_test_strand = function(dt, pos_exp, neg_exp, ns_exp){
testthat::expect_equal(sum(dt$strand == "+"), pos_exp)
testthat::expect_equal(sum(dt$strand == "-"), neg_exp)
testthat::expect_equal(sum(dt$strand == "*"), ns_exp)
}
test_that("splice_count strand - default", {
my_test_strand(prof_dt.no_flip, 0, 0, 54)
})
test_that("splice_count strand - flip", {
my_test_strand(prof_dt.flip, 0, 0, 54)
})
test_that("splice_count strand - no flip and target_strand", {
my_test_strand(prof_dt.no_flip.both, 9, 50, 0)
my_test_strand(prof_dt.no_flip.pos, 9, 0, 0)
my_test_strand(prof_dt.no_flip.neg, 0, 50, 0)
})
test_that("splice_count strand - flip and target_strand", {
my_test_strand(prof_dt.flip.both, 50, 9, 0)
my_test_strand(prof_dt.flip.pos, 50, 0, 0)
my_test_strand(prof_dt.flip.neg, 0, 9, 0)
})
#### star strand query_gr ####
query_gr = GenomicRanges::GRanges("chr6:151656691-152129619:*")
prof_dt.no_flip.pos = ssvFetchBam(
se_rna_bam_file, query_gr, return_data.table = TRUE, splice_strategy = "splice_count",
flip_strand = FALSE,
target_strand = "+")
prof_dt.no_flip.neg = ssvFetchBam(
se_rna_bam_file, query_gr, return_data.table = TRUE, splice_strategy = "splice_count",
flip_strand = FALSE,
target_strand = "-")
prof_dt.no_flip.both = ssvFetchBam(
se_rna_bam_file, query_gr, return_data.table = TRUE, splice_strategy = "splice_count",
flip_strand = FALSE,
target_strand = "both")
test_that("splice_count strand - no flip and target_strand", {
my_test_strand(prof_dt.no_flip.both, 9, 50, 0)
my_test_strand(prof_dt.no_flip.pos, 9, 0, 0)
my_test_strand(prof_dt.no_flip.neg, 0, 50, 0)
})
#### negative strand query_gr ####
query_gr = GenomicRanges::GRanges("chr6:151656691-152129619:-")
prof_dt.no_flip.pos = ssvFetchBam(
se_rna_bam_file, query_gr, return_data.table = TRUE, splice_strategy = "splice_count",
flip_strand = FALSE,
target_strand = "+")
prof_dt.no_flip.neg = ssvFetchBam(
se_rna_bam_file, query_gr, return_data.table = TRUE, splice_strategy = "splice_count",
flip_strand = FALSE,
target_strand = "-")
prof_dt.no_flip.both = ssvFetchBam(
se_rna_bam_file, query_gr, return_data.table = TRUE, splice_strategy = "splice_count",
flip_strand = FALSE,
target_strand = "both")
test_that("splice_count strand - no flip and target_strand", {
my_test_strand(prof_dt.no_flip.both, 9, 50, 0)
my_test_strand(prof_dt.no_flip.pos, 9, 0, 0)
my_test_strand(prof_dt.no_flip.neg, 0, 50, 0)
})
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