mamba/libmamba/tests/src/core/test_util.cpp

208 lines
8.1 KiB
C++

// Copyright (c) 2019, QuantStack and Mamba Contributors
//
// Distributed under the terms of the BSD 3-Clause License.
//
// The full license is in the file LICENSE, distributed with this software.
#include <doctest/doctest.h>
#include "mamba/core/context.hpp"
#include "mamba/core/environment.hpp"
#include "mamba/core/execution.hpp"
#include "mamba/core/fsutil.hpp"
#include "mamba/core/mamba_fs.hpp"
#include "mamba/core/util.hpp"
#include "mamba/core/util_random.hpp"
#include "mamba/core/util_scope.hpp"
namespace mamba
{
TEST_SUITE("local_random_generator")
{
TEST_CASE("one_rng_per_thread_and_type")
{
auto same_thread_checks = []
{
auto& a = local_random_generator();
auto& b = local_random_generator();
CHECK_EQ(&a, &b);
auto& c = local_random_generator<std::mt19937>();
CHECK_EQ(&a, &c);
auto& d = local_random_generator<std::mt19937_64>();
CHECK_NE(static_cast<void*>(&a), static_cast<void*>(&d));
return &a;
};
void* pointer_to_this_thread_rng = same_thread_checks();
void* pointer_to_another_thread_rng = nullptr;
std::thread another_thread{ [&]
{ pointer_to_another_thread_rng = same_thread_checks(); } };
another_thread.join();
CHECK_NE(pointer_to_this_thread_rng, pointer_to_another_thread_rng);
}
}
TEST_SUITE("random_int")
{
TEST_CASE("value_in_range")
{
constexpr int arbitrary_min = -20;
constexpr int arbitrary_max = 20;
constexpr int attempts = 2000;
for (int i = 0; i < attempts; ++i)
{
const int value = random_int(arbitrary_min, arbitrary_max);
REQUIRE_GE(value, arbitrary_min);
REQUIRE_LE(value, arbitrary_max);
}
}
}
TEST_SUITE("on_scope_exit")
{
TEST_CASE("basics")
{
bool executed = false;
{
on_scope_exit _{ [&] { executed = true; } };
CHECK_FALSE(executed);
}
CHECK(executed);
}
}
TEST_SUITE("is_yaml_file_name")
{
TEST_CASE("basics")
{
CHECK(is_yaml_file_name("something.yaml"));
CHECK(is_yaml_file_name("something.yml"));
CHECK(is_yaml_file_name("something-lock.yaml"));
CHECK(is_yaml_file_name("something-lock.yml"));
CHECK(is_yaml_file_name("/some/dir/something.yaml"));
CHECK(is_yaml_file_name("/some/dir/something.yaml"));
CHECK(is_yaml_file_name("../../some/dir/something.yml"));
CHECK(is_yaml_file_name("../../some/dir/something.yml"));
CHECK(is_yaml_file_name(fs::u8path{ "something.yaml" }.string()));
CHECK(is_yaml_file_name(fs::u8path{ "something.yml" }.string()));
CHECK(is_yaml_file_name(fs::u8path{ "something-lock.yaml" }.string()));
CHECK(is_yaml_file_name(fs::u8path{ "something-lock.yml" }.string()));
CHECK(is_yaml_file_name(fs::u8path{ "/some/dir/something.yaml" }.string()));
CHECK(is_yaml_file_name(fs::u8path{ "/some/dir/something.yml" }.string()));
CHECK(is_yaml_file_name(fs::u8path{ "../../some/dir/something.yaml" }.string()));
CHECK(is_yaml_file_name(fs::u8path{ "../../some/dir/something.yml" }.string()));
CHECK_FALSE(is_yaml_file_name("something"));
CHECK_FALSE(is_yaml_file_name("something-lock"));
CHECK_FALSE(is_yaml_file_name("/some/dir/something"));
CHECK_FALSE(is_yaml_file_name("../../some/dir/something"));
CHECK_FALSE(is_yaml_file_name(fs::u8path{ "something" }.string()));
CHECK_FALSE(is_yaml_file_name(fs::u8path{ "something-lock" }.string()));
CHECK_FALSE(is_yaml_file_name(fs::u8path{ "/some/dir/something" }.string()));
CHECK_FALSE(is_yaml_file_name(fs::u8path{ "../../some/dir/something" }.string()));
}
}
TEST_SUITE("utils")
{
TEST_CASE("encode_decode_base64")
{
for (std::size_t i = 1; i < 20; ++i)
{
for (std::size_t j = 0; j < 5; ++j)
{
std::string r = mamba::generate_random_alphanumeric_string(i);
auto e = encode_base64(r);
CHECK(e);
auto x = decode_base64(e.value());
CHECK(x);
CHECK_EQ(r, x.value());
}
}
}
}
TEST_SUITE("fsutils")
{
TEST_CASE("is_writable")
{
const auto test_dir_path = fs::temp_directory_path() / "libmamba" / "writable_tests";
fs::create_directories(test_dir_path);
on_scope_exit _{ [&]
{
fs::permissions(test_dir_path, fs::perms::all);
fs::remove_all(test_dir_path);
} };
CHECK(path::is_writable(test_dir_path));
fs::permissions(test_dir_path, fs::perms::none);
CHECK_FALSE(path::is_writable(test_dir_path));
fs::permissions(test_dir_path, fs::perms::all);
CHECK(path::is_writable(test_dir_path));
CHECK(path::is_writable(test_dir_path / "non-existing-writable-test-delete-me.txt"));
CHECK(path::is_writable(
env::expand_user("~/.libmamba-non-existing-writable-test-delete-me.txt")
));
CHECK(path::is_writable(test_dir_path / "non-existing-subfolder"));
CHECK_FALSE(fs::exists(test_dir_path / "non-existing-subfolder"));
{
const auto existing_file_path = test_dir_path
/ "existing-writable-test-delete-me.txt";
{
std::ofstream temp_file{ existing_file_path.std_path() };
REQUIRE(temp_file.is_open());
temp_file << "delete me" << std::endl;
}
CHECK(path::is_writable(existing_file_path));
fs::permissions(existing_file_path, fs::perms::none);
CHECK_FALSE(path::is_writable(existing_file_path));
fs::permissions(existing_file_path, fs::perms::all);
CHECK(path::is_writable(existing_file_path));
}
}
}
TEST_SUITE("utils")
{
TEST_CASE("proxy_match")
{
Context::instance().remote_fetch_params.proxy_servers = { { "http", "foo" },
{ "https", "bar" },
{ "https://example.net",
"foobar" },
{ "all://example.net", "baz" },
{ "all", "other" } };
CHECK_EQ(*proxy_match("http://example.com/channel"), "foo");
CHECK_EQ(*proxy_match("http://example.net/channel"), "foo");
CHECK_EQ(*proxy_match("https://example.com/channel"), "bar");
CHECK_EQ(*proxy_match("https://example.com:8080/channel"), "bar");
CHECK_EQ(*proxy_match("https://example.net/channel"), "foobar");
CHECK_EQ(*proxy_match("ftp://example.net/channel"), "baz");
CHECK_EQ(*proxy_match("ftp://example.org"), "other");
Context::instance().remote_fetch_params.proxy_servers = {
{ "http", "foo" },
{ "https", "bar" },
{ "https://example.net", "foobar" },
{ "all://example.net", "baz" }
};
CHECK_FALSE(proxy_match("ftp://example.org").has_value());
Context::instance().remote_fetch_params.proxy_servers = {};
CHECK_FALSE(proxy_match("http://example.com/channel").has_value());
}
}
}