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clang-uml/tests/test_cli_handler.cc
2024-06-08 13:29:22 +02:00

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/**
* @file tests/test_cli_handler.cc
*
* Copyright (c) 2021-2024 Bartek Kryza <bkryza@gmail.com>
*
* 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.
*/
#define DOCTEST_CONFIG_IMPLEMENT_WITH_MAIN
#include "cli/cli_handler.h"
#include "version.h"
#include "doctest/doctest.h"
#include <spdlog/sinks/ostream_sink.h>
#include <spdlog/spdlog.h>
std::shared_ptr<spdlog::logger> make_sstream_logger(std::ostream &ostr)
{
auto oss_sink = std::make_shared<spdlog::sinks::ostream_sink_mt>(ostr);
return std::make_shared<spdlog::logger>(
"clanguml-logger", std::move(oss_sink));
}
TEST_CASE("Test cli handler print_version")
{
using clanguml::cli::cli_flow_t;
using clanguml::cli::cli_handler;
std::vector<const char *> argv = {"clang-uml", "--version"};
std::ostringstream ostr;
cli_handler cli{ostr, make_sstream_logger(ostr)};
auto res = cli.handle_options(argv.size(), argv.data());
REQUIRE(res == cli_flow_t::kExit);
auto output = ostr.str();
REQUIRE(output.find(fmt::format(
"clang-uml {}", clanguml::version::CLANG_UML_VERSION)) == 0);
}
TEST_CASE("Test cli handler print_config")
{
using clanguml::cli::cli_flow_t;
using clanguml::cli::cli_handler;
std::vector<const char *> argv = {"clang-uml", "--config",
"./test_config_data/simple.yml", "--dump-config"};
std::ostringstream ostr;
cli_handler cli{ostr, make_sstream_logger(ostr)};
auto res = cli.handle_options(argv.size(), argv.data());
REQUIRE(res == cli_flow_t::kExit);
auto output = ostr.str();
YAML::Node doc = YAML::Load(output);
REQUIRE(doc["diagrams"]["class_main"]);
}
TEST_CASE("Test cli handler print_diagrams_list")
{
using clanguml::cli::cli_flow_t;
using clanguml::cli::cli_handler;
std::vector<const char *> argv = {
"clang-uml", "--config", "./test_config_data/simple.yml", "-l"};
std::ostringstream ostr;
cli_handler cli{ostr, make_sstream_logger(ostr)};
auto res = cli.handle_options(argv.size(), argv.data());
REQUIRE(res == cli_flow_t::kExit);
auto output = ostr.str();
REQUIRE(output ==
"The following diagrams are defined in the config file:"
R"(
- class_main [class]
)");
}
TEST_CASE("Test cli handler print_diagram_templates")
{
using clanguml::cli::cli_flow_t;
using clanguml::cli::cli_handler;
std::vector<const char *> argv = {"clang-uml", "--config",
"./test_config_data/simple.yml", "--list-templates"};
std::ostringstream ostr;
cli_handler cli{ostr, make_sstream_logger(ostr)};
auto res = cli.handle_options(argv.size(), argv.data());
REQUIRE(res == cli_flow_t::kExit);
auto output = ostr.str();
REQUIRE(output ==
"The following diagram templates are available:"
R"(
- class_context_tmpl [class]: Generate class context diagram
- parents_hierarchy_tmpl [class]: Generate class parents inheritance diagram
- subclass_hierarchy_tmpl [class]: Generate class children inheritance diagram
)");
}
TEST_CASE("Test cli handler print_diagram_template")
{
using clanguml::cli::cli_flow_t;
using clanguml::cli::cli_handler;
std::vector<const char *> argv = {"clang-uml", "--config",
"./test_config_data/simple.yml", "--show-template",
"class_context_tmpl"};
std::ostringstream ostr;
cli_handler cli{ostr, make_sstream_logger(ostr)};
auto res = cli.handle_options(argv.size(), argv.data());
REQUIRE(res == cli_flow_t::kExit);
auto output = ostr.str();
REQUIRE(output ==
"\"{{ diagram_name }}\":"
R"(
type: class
{% if exists("glob") %}
glob: [{{ glob }}]
{% endif %}
{% if exists("using_namespace") %}
using_namespace: {{ using_namespace }}
{% endif %}
include:
context: [{{ class_name }}]
namespaces: [{{ namespace_name }}]
)");
}
TEST_CASE("Test cli handler print_diagram_template invalid template")
{
using clanguml::cli::cli_flow_t;
using clanguml::cli::cli_handler;
using clanguml::cli::cli_flow_t;
using clanguml::cli::cli_handler;
std::vector<const char *> argv = {"clang-uml", "--config",
"./test_config_data/simple.yml", "--show-template", "no_such_template"};
std::ostringstream ostr;
cli_handler cli{ostr, make_sstream_logger(ostr)};
auto res = cli.handle_options(argv.size(), argv.data());
REQUIRE(res == cli_flow_t::kError);
}
TEST_CASE("Test cli handler properly adds new diagram configs from template")
{
using clanguml::cli::cli_flow_t;
using clanguml::cli::cli_handler;
using clanguml::util::contains;
std::string option_name;
std::string diagram_name;
// First create initial config file
std::vector<const char *> argv{"clang-uml", "--init"};
// Generate temporary file path
std::string config_file{std::tmpnam(nullptr)};
std::ostringstream ostr;
cli_handler cli{ostr, make_sstream_logger(ostr)};
cli.set_config_path(config_file);
auto res = cli.handle_options(argv.size(), argv.data());
REQUIRE(res == cli_flow_t::kExit);
// Now add a template to the diagram
std::vector<const char *> argv_add{
"clang-uml",
"--add-diagram-from-template",
"class_context_tmpl",
"--template-var",
"diagram_name=A_context_diagram",
"--template-var",
"glob=test.cc",
"--template-var",
"using_namespace=ns1::ns2",
"--template-var",
"class_name=ns1::ns2::A",
"--template-var",
"namespace_name=ns1::ns2",
};
std::ostringstream ostr_add;
cli_handler cli_add{ostr_add, make_sstream_logger(ostr_add)};
cli_add.set_config_path(config_file);
auto res_add = cli_add.handle_options(argv_add.size(), argv_add.data());
REQUIRE(res_add == cli_flow_t::kExit);
// Read contents of temp_file and check if they are valid
std::ifstream ifs(config_file);
std::string config_file_content{
std::istreambuf_iterator<char>(ifs), std::istreambuf_iterator<char>()};
REQUIRE(config_file_content ==
R"(compilation_database_dir: .
output_directory: docs/diagrams
diagrams:
example_class_diagram:
type: class
glob:
- src/*.cpp
using_namespace:
- myproject
include:
namespaces:
- myproject
exclude:
namespaces:
- myproject::detail
A_context_diagram:
type: class
glob: [test.cc]
using_namespace: ns1::ns2
include:
context: [ns1::ns2::A]
namespaces: [ns1::ns2]
)");
}
TEST_CASE("Test cli handler properly reports error when adding config from "
"invalid template")
{
using clanguml::cli::cli_flow_t;
using clanguml::cli::cli_handler;
using clanguml::util::contains;
std::string option_name;
std::string diagram_name;
// First create initial config file
std::vector<const char *> argv{"clang-uml", "--init"};
// Generate temporary file path
std::string config_file{std::tmpnam(nullptr)};
std::ostringstream ostr;
cli_handler cli{ostr, make_sstream_logger(ostr)};
cli.set_config_path(config_file);
auto res = cli.handle_options(argv.size(), argv.data());
REQUIRE(res == cli_flow_t::kExit);
// Now add a template to the diagram
std::vector<const char *> argv_add{
"clang-uml",
"--add-diagram-from-template",
"invalid_template_name",
"--template-var",
"diagram_name=A_context_diagram",
"--template-var",
"glob=test.cc",
"--template-var",
"using_namespace=ns1::ns2",
"--template-var",
"class_name=ns1::ns2::A",
"--template-var",
"namespace_name=ns1::ns2",
};
std::ostringstream ostr_add;
cli_handler cli_add{ostr_add, make_sstream_logger(ostr_add)};
cli_add.set_config_path(config_file);
auto res_add = cli_add.handle_options(argv_add.size(), argv_add.data());
REQUIRE(res_add == cli_flow_t::kError);
}
TEST_CASE("Test cli handler add_compile_flag and remove_compile_flag")
{
using clanguml::cli::cli_flow_t;
using clanguml::cli::cli_handler;
using clanguml::util::contains;
std::vector<const char *> argv{"clang-uml", "--config",
"./test_config_data/simple.yml", "--add-compile-flag", "-Wno-error",
"--add-compile-flag", "-Wno-warning", "--remove-compile-flag",
"-I/usr/include"};
std::ostringstream ostr;
cli_handler cli{ostr, make_sstream_logger(ostr)};
auto res = cli.handle_options(argv.size(), argv.data());
REQUIRE(res == cli_flow_t::kContinue);
REQUIRE(cli.config.add_compile_flags.has_value);
REQUIRE(cli.config.remove_compile_flags.has_value);
REQUIRE(contains(cli.config.add_compile_flags(), "-Wno-error"));
REQUIRE(contains(cli.config.add_compile_flags(), "-Wno-warning"));
REQUIRE(contains(cli.config.remove_compile_flags(), "-I/usr/include"));
}
TEST_CASE("Test cli handler puml config inheritance with render cmd")
{
using clanguml::cli::cli_flow_t;
using clanguml::cli::cli_handler;
using clanguml::util::contains;
std::vector<const char *> argv{"clang-uml", "--config",
"./test_config_data/render_cmd.yml", "-r",
"--mermaid-cmd=mmdc -i output/{}.mmd -o output/{}.svg"};
std::ostringstream ostr;
cli_handler cli{ostr, make_sstream_logger(ostr)};
auto res = cli.handle_options(argv.size(), argv.data());
REQUIRE(res == cli_flow_t::kContinue);
REQUIRE(contains(cli.get_runtime_config().output_directory, "output"));
REQUIRE(cli.get_runtime_config().render_diagrams);
REQUIRE(cli.config.diagrams.at("class_main")->puml().cmd ==
"plantuml -tsvg output/{}.puml");
REQUIRE(cli.config.diagrams.at("class_main")->mermaid().cmd ==
"mmdc -i output/{}.mmd -o output/{}.svg");
REQUIRE(cli.config.diagrams.at("class_main")->puml().after.at(0) ==
"' test comment");
}
TEST_CASE("Test cli handler properly initializes new config file")
{
using clanguml::cli::cli_flow_t;
using clanguml::cli::cli_handler;
using clanguml::util::contains;
std::vector<const char *> argv{"clang-uml", "--init"};
// Generate temporary file path
std::string config_file{std::tmpnam(nullptr)};
std::ostringstream ostr;
cli_handler cli{ostr, make_sstream_logger(ostr)};
cli.set_config_path(config_file);
auto res = cli.handle_options(argv.size(), argv.data());
// Read contents of temp_file and check if they are valid
std::ifstream ifs(config_file);
std::string config_file_content{
std::istreambuf_iterator<char>(ifs), std::istreambuf_iterator<char>()};
REQUIRE(config_file_content ==
R"(# Change to directory where compile_commands.json is
compilation_database_dir: .
# Change to directory where diagram should be written
output_directory: docs/diagrams
diagrams:
example_class_diagram:
type: class
glob:
- src/*.cpp
using_namespace:
- myproject
include:
namespaces:
- myproject
exclude:
namespaces:
- myproject::detail
)");
}
TEST_CASE("Test cli handler properly adds new diagram configs")
{
using clanguml::cli::cli_flow_t;
using clanguml::cli::cli_handler;
using clanguml::util::contains;
std::string option_name;
std::string diagram_name;
SUBCASE("class")
{
option_name = "--add-class-diagram";
diagram_name = "new_class_diagram";
}
SUBCASE("sequence")
{
option_name = "--add-sequence-diagram";
diagram_name = "new_sequence_diagram";
}
SUBCASE("include")
{
option_name = "--add-include-diagram";
diagram_name = "new_include_diagram";
}
SUBCASE("package")
{
option_name = "--add-package-diagram";
diagram_name = "new_package_diagram";
}
CAPTURE(option_name);
CAPTURE(diagram_name);
std::vector<const char *> argv{"clang-uml", "--init"};
// Generate temporary file path
std::string config_file{std::tmpnam(nullptr)};
std::ostringstream ostr;
cli_handler cli{ostr, make_sstream_logger(ostr)};
cli.set_config_path(config_file);
cli.handle_options(argv.size(), argv.data());
std::vector<const char *> argv_add_diagram{
"clang-uml", option_name.c_str(), diagram_name.c_str()};
std::ostringstream ostr_add_diagram;
cli_handler cli_add_diagram{
ostr_add_diagram, make_sstream_logger(ostr_add_diagram)};
cli_add_diagram.set_config_path(config_file);
cli_add_diagram.handle_options(
argv_add_diagram.size(), argv_add_diagram.data());
// Read contents of temp_file and check if they are valid
std::ifstream ifs(config_file);
std::string config_file_content{
std::istreambuf_iterator<char>(ifs), std::istreambuf_iterator<char>()};
// Verify that the config_file YAML file contains 'new_class_diagram' object
REQUIRE(clanguml::util::contains(
config_file_content, fmt::format("{}:", diagram_name)));
}