tests: add PluginRequirements tests

Signed-off-by: Andrea Terzolo <andrea.terzolo@polito.it>
This commit is contained in:
Andrea Terzolo 2023-01-06 23:08:21 +01:00 committed by poiana
parent 696a744004
commit 0f83411f05

View File

@ -0,0 +1,238 @@
/*
Copyright (C) 2023 The Falco Authors.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
#include <memory>
#include <engine/falco_engine.h>
#include <gtest/gtest.h>
static bool check_requirements(std::string& err,
const std::vector<falco_engine::plugin_version_requirement>& plugins,
const std::string& ruleset_content)
{
std::unique_ptr<falco_engine> e(new falco_engine());
falco::load_result::rules_contents_t c = {{"test", ruleset_content}};
auto res = e->load_rules(c.begin()->second, c.begin()->first);
if(!res->successful())
{
return false;
}
return e->check_plugin_requirements(plugins, err);
}
TEST(PluginRequirements, check_plugin_requirements_success)
{
std::string error;
/* No requirement */
ASSERT_TRUE(check_requirements(error, {{"k8saudit", "0.1.0"}}, "")) << error << std::endl;
/* Single plugin */
ASSERT_TRUE(check_requirements(error, {{"k8saudit", "0.1.0"}}, R"(
- required_plugin_versions:
- name: k8saudit
version: 0.1.0
)")) << error
<< std::endl;
/* Single plugin newer version */
ASSERT_TRUE(check_requirements(error, {{"k8saudit", "0.2.0"}}, R"(
- required_plugin_versions:
- name: k8saudit
version: 0.1.0
)")) << error
<< std::endl;
/* Multiple plugins */
ASSERT_TRUE(check_requirements(error, {{"k8saudit", "0.1.0"}, {"json", "0.3.0"}}, R"(
- required_plugin_versions:
- name: k8saudit
version: 0.1.0
- name: json
version: 0.3.0
)")) << error
<< std::endl;
/* Single plugin multiple versions */
ASSERT_TRUE(check_requirements(error, {{"k8saudit", "0.2.0"}}, R"(
- required_plugin_versions:
- name: k8saudit
version: 0.1.0
- required_plugin_versions:
- name: k8saudit
version: 0.2.0
)")) << error
<< std::endl;
/* Single plugin with alternatives */
ASSERT_TRUE(check_requirements(error, {{"k8saudit-other", "0.5.0"}}, R"(
- required_plugin_versions:
- name: k8saudit
version: 0.1.0
alternatives:
- name: k8saudit-other
version: 0.4.0
)")) << error
<< std::endl;
/* Multiple plugins with alternatives */
ASSERT_TRUE(check_requirements(error, {{"k8saudit-other", "0.5.0"}, {"json2", "0.5.0"}}, R"(
- required_plugin_versions:
- name: k8saudit
version: 0.1.0
alternatives:
- name: k8saudit-other
version: 0.4.0
- name: json
version: 0.3.0
alternatives:
- name: json2
version: 0.1.0
)")) << error
<< std::endl;
/* Multiple plugins with alternatives with multiple versions */
ASSERT_TRUE(check_requirements(error, {{"k8saudit-other", "0.7.0"}, {"json2", "0.5.0"}}, R"(
- required_plugin_versions:
- name: k8saudit
version: 0.1.0
alternatives:
- name: k8saudit-other
version: 0.4.0
- name: json
version: 0.3.0
alternatives:
- name: json2
version: 0.1.0
- required_plugin_versions:
- name: k8saudit
version: 1.0.0
alternatives:
- name: k8saudit-other
version: 0.7.0
)")) << error
<< std::endl;
}
TEST(PluginRequirements, check_plugin_requirements_reject)
{
std::string error;
/* No plugin loaded */
ASSERT_FALSE(check_requirements(error, {}, R"(
- required_plugin_versions:
- name: k8saudit
version: 0.1.0
)")) << error
<< std::endl;
/* Single plugin wrong name */
ASSERT_FALSE(check_requirements(error, {{"k8saudit", "0.1.0"}}, R"(
- required_plugin_versions:
- name: k8saudit2
version: 0.1.0
)")) << error
<< std::endl;
/* Single plugin wrong version */
ASSERT_FALSE(check_requirements(error, {{"k8saudit", "0.1.0"}}, R"(
- required_plugin_versions:
- name: k8saudit
version: 0.2.0
)")) << error
<< std::endl;
/* Multiple plugins */
ASSERT_FALSE(check_requirements(error, {{"k8saudit", "0.1.0"}}, R"(
- required_plugin_versions:
- name: k8saudit
version: 0.1.0
- name: json
version: 0.3.0
)")) << error
<< std::endl;
/* Single plugin multiple versions */
ASSERT_FALSE(check_requirements(error, {{"k8saudit", "0.1.0"}}, R"(
- required_plugin_versions:
- name: k8saudit
version: 0.1.0
- required_plugin_versions:
- name: k8saudit
version: 0.2.0
)")) << error
<< std::endl;
/* Single plugin with alternatives */
ASSERT_FALSE(check_requirements(error, {{"k8saudit2", "0.5.0"}}, R"(
- required_plugin_versions:
- name: k8saudit
version: 0.1.0
alternatives:
- name: k8saudit-other
version: 0.4.0
)")) << error
<< std::endl;
/* Single plugin with overlapping alternatives */
ASSERT_FALSE(check_requirements(error, {{"k8saudit", "0.5.0"}}, R"(
- required_plugin_versions:
- name: k8saudit
version: 0.1.0
alternatives:
- name: k8saudit
version: 0.4.0
)")) << error
<< std::endl;
/* Multiple plugins with alternatives */
ASSERT_FALSE(check_requirements(error, {{"k8saudit-other", "0.5.0"}, {"json3", "0.5.0"}}, R"(
- required_plugin_versions:
- name: k8saudit
version: 0.1.0
alternatives:
- name: k8saudit-other
version: 0.4.0
- name: json
version: 0.3.0
alternatives:
- name: json2
version: 0.1.0
)")) << error
<< std::endl;
/* Multiple plugins with alternatives with multiple versions */
ASSERT_FALSE(check_requirements(error, {{"k8saudit", "0.7.0"}, {"json2", "0.5.0"}}, R"(
- required_plugin_versions:
- name: k8saudit
version: 0.4.0
alternatives:
- name: k8saudit-other
version: 0.4.0
- name: json
version: 0.3.0
alternatives:
- name: json2
version: 0.1.0
- required_plugin_versions:
- name: k8saudit
version: 1.0.0
alternatives:
- name: k8saudit-other
version: 0.7.0
)")) << error
<< std::endl;
}