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context("gcov")
test_that("parse_gcov parses files properly", {
mockery::stub(parse_gcov, "file.exists", TRUE)
mockery::stub(normalize_path, "normalizePath", "simple.c")
mockery::stub(parse_gcov, "line_coverages", function(source_file, matches, values, ...) values)
mockery::stub(parse_gcov, "readLines",
" -: 0:Source:simple.c")
expect_equal(parse_gcov("hi.c.gcov"), numeric())
mockery::stub(parse_gcov, "readLines", c(
" -: 0:Source:simple.c",
" -: 1:#define USE_RINTERNALS"))
expect_equal(parse_gcov("hi.c.gcov"), numeric())
mockery::stub(parse_gcov, "readLines", c(
" -: 0:Source:simple.c",
" -: 0:Graph:simple.gcno",
" -: 0:Data:simple.gcda",
" -: 0:Runs:1",
" -: 0:Programs:1",
" -: 1:#define USE_RINTERNALS",
" -: 2:#include <R.h>",
" -: 3:#include <Rdefines.h>",
" -: 4:#include <R_ext/Error.h>",
" -: 5:",
" 4: 6:SEXP simple_(SEXP x) {"))
expect_equal(parse_gcov("hi.c.gcov"), 4)
mockery::stub(parse_gcov, "readLines", c(
" -: 0:Source:simple.c",
" -: 0:Graph:simple.gcno",
" -: 0:Data:simple.gcda",
" -: 0:Runs:1",
" -: 0:Programs:1",
" -: 1:#define USE_RINTERNALS",
" -: 2:#include <R.h>",
" -: 3:#include <Rdefines.h>",
" -: 4:#include <R_ext/Error.h>",
" -: 5:",
" 4: 6:SEXP simple_(SEXP x) {",
" -: 7: }",
" #####: 8: pout[0] = 0;" # nolint
))
expect_equal(parse_gcov("hi.c.gcov"), c(4, 0))
})
test_that("clean_gcov correctly clears files", {
dir <- file.path(tempfile(), "src")
dir.create(dir, recursive = TRUE)
file.create(file.path(dir, c("simple.c", "Makevars", "simple.c.gcov", "simple.gcda", "simple.gcno")))
expect_identical(list.files(dir), sort(c("simple.c", "Makevars", "simple.c.gcov", "simple.gcda", "simple.gcno")))
clean_gcov(dirname(dir))
expect_identical(list.files(dir), sort(c("simple.c", "Makevars")))
})
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