mirror of
https://github.com/firestar5683/StarPilot.git
synced 2026-07-04 13:02:09 +08:00
Dean Lee
6bfc7f4ca5
* add test case for util * fix bug in read_file * gitignore test_util * better test * referer * more * more test * REQUIRE size * apply reviews * only test binary * simplify the test * read non-permission * debug print * remove /etc/shadow * test read directory * Update selfdrive/common/tests/test_util.cc Co-authored-by: Adeeb Shihadeh <adeebshihadeh@gmail.com> Co-authored-by: Willem Melching <willem.melching@gmail.com> old-commit-hash: a873a23e0dbfe43027911acdd270610048eed74a
50 lines
1.3 KiB
C++
50 lines
1.3 KiB
C++
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#include <dirent.h>
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#include <sys/types.h>
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#include <algorithm>
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#include <climits>
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#include <random>
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#include <string>
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#define CATCH_CONFIG_MAIN
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#include "catch2/catch.hpp"
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#include "selfdrive/common/util.h"
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std::string random_bytes(int size) {
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std::random_device rd;
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std::independent_bits_engine<std::default_random_engine, CHAR_BIT, unsigned char> rbe(rd());
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std::string bytes(size+1, '\0');
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std::generate(bytes.begin(), bytes.end(), std::ref(rbe));
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return bytes;
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}
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TEST_CASE("util::read_file") {
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SECTION("read /proc") {
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std::string ret = util::read_file("/proc/self/cmdline");
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REQUIRE(ret.find("test_util") != std::string::npos);
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}
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SECTION("read file") {
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char filename[] = "/tmp/test_read_XXXXXX";
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int fd = mkstemp(filename);
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REQUIRE(util::read_file(filename).empty());
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std::string content = random_bytes(64 * 1024);
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write(fd, content.c_str(), content.size());
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std::string ret = util::read_file(filename);
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REQUIRE(ret == content);
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close(fd);
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}
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SECTION("read directory") {
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REQUIRE(util::read_file(".").empty());
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}
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SECTION("read non-existent file") {
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std::string ret = util::read_file("does_not_exist");
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REQUIRE(ret.empty());
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}
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SECTION("read non-permission") {
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REQUIRE(util::read_file("/proc/kmsg").empty());
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}
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}
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