Nothing
withr::local_options(list(
lintr.exclude = "#TeSt_NoLiNt",
lintr.exclude_start = "#TeSt_NoLiNt_StArT",
lintr.exclude_end = "#TeSt_NoLiNt_EnD"
))
test_that("it returns an empty list if there are no exclusions", {
lintr:::read_settings(NULL)
t1 <- withr::local_tempfile(lines = trim_some("
this
is
a
test
"))
expect_identical(lintr:::parse_exclusions(t1), list())
})
test_that("it returns the line if one line is excluded", {
lintr:::read_settings(NULL)
t1 <- withr::local_tempfile(lines = trim_some("
this
is #TeSt_NoLiNt
a
test
"))
expect_identical(lintr:::parse_exclusions(t1), list(2L))
t2 <- withr::local_tempfile(lines = trim_some("
this
is #TeSt_NoLiNt
a
test #TeSt_NoLiNt
"))
expect_identical(lintr:::parse_exclusions(t2), list(c(2L, 4L)))
})
test_that("it supports specific linter exclusions", {
lintr:::read_settings(NULL)
t1 <- withr::local_tempfile(lines = trim_some("
this
is #TeSt_NoLiNt: my_linter.
a
test
"))
expect_identical(lintr:::parse_exclusions(t1), list(my_linter = 2L))
t2 <- withr::local_tempfile(lines = trim_some("
this
is #TeSt_NoLiNt: my_linter.
a
test #TeSt_NoLiNt: my_linter2.
"))
expect_identical(lintr:::parse_exclusions(t2), list(my_linter = 2L, my_linter2 = 4L))
t3 <- withr::local_tempfile(lines = trim_some("
this
is #TeSt_NoLiNt: my_linter.
another
useful #TeSt_NoLiNt: my_linter.
test
testing #TeSt_NoLiNt: my_linter2.
"))
expect_identical(lintr:::parse_exclusions(t3), list(my_linter = c(2L, 4L), my_linter2 = 6L))
})
test_that("it supports multiple linter exclusions", {
t1 <- withr::local_tempfile(lines = trim_some("
this #TeSt_NoLiNt
is #TeSt_NoLiNt: a, b.
a
thorough #TeSt_NoLiNt_StArT: a, b, c.
test #TeSt_NoLiNt
of #TeSt_NoLiNt_EnD
all
features #TeSt_NoLiNt_StArT a, b, c
interleaved #TeSt_NoLiNt a, b
with
each #TeSt_NoLiNt_EnD
other
"))
expect_identical(lintr:::parse_exclusions(t1), list(
a = c(2L, 4L:6L),
b = c(2L, 4L:6L),
c = 4L:6L,
c(1L, 5L, 8L:11L)
))
})
test_that("it supports overlapping exclusion ranges", {
t1 <- withr::local_tempfile(lines = trim_some("
this #TeSt_NoLiNt_StArT: a.
is
a #TeSt_NoLiNt_StArT: b.
test
with #TeSt_NoLiNt_EnD
overlapping #TeSt_NoLiNt_EnD
ranges
"))
expect_identical(lintr:::parse_exclusions(t1), list(
a = 1L:5L,
b = 3L:6L
))
})
test_that("it returns all lines between start and end", {
lintr:::read_settings(NULL)
t1 <- withr::local_tempfile(lines = trim_some("
this #TeSt_NoLiNt_StArT
is
a #TeSt_NoLiNt_EnD
test
"))
expect_identical(lintr:::parse_exclusions(t1), list(c(1L, 2L, 3L)))
t2 <- withr::local_tempfile(lines = trim_some("
this #TeSt_NoLiNt_StArT
is
a #TeSt_NoLiNt_EnD
test
of
the #TeSt_NoLiNt_StArT
emergency #TeSt_NoLiNt_EnD
broadcast
system
"))
expect_identical(lintr:::parse_exclusions(t2), list(c(1L, 2L, 3L, 6L, 7L)))
})
test_that("it ignores exclude coverage lines within start and end", {
lintr:::read_settings(NULL)
t1 <- withr::local_tempfile(lines = c(
"this #TeSt_NoLiNt_StArT",
"is #TeSt_NoLiNt",
"a #TeSt_NoLiNt_EnD",
"test"
))
expect_identical(lintr:::parse_exclusions(t1), list(c(1L, 2L, 3L)))
})
test_that("it throws an error if start and end are unpaired", {
lintr:::read_settings(NULL)
t1 <- withr::local_tempfile(lines = trim_some("
this #TeSt_NoLiNt_StArT
is #TeSt_NoLiNt
a
test
"))
expect_error(lintr:::parse_exclusions(t1), "but only")
t2 <- withr::local_tempfile(lines = trim_some("
this #TeSt_NoLiNt_StArT
is #TeSt_NoLiNt_EnD
a #TeSt_NoLiNt_EnD
test
"))
expect_error(lintr:::parse_exclusions(t2), "but only")
})
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