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test_cmake_toolchain.py
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test_cmake_toolchain.py
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import json
import os
import platform
import textwrap
import pytest
from conan.tools.cmake.presets import load_cmake_presets
from conan.tools.microsoft.visual import vcvars_command
from conans.client.tools import replace_in_file
from conans.model.ref import ConanFileReference
from conans.test.assets.cmake import gen_cmakelists
from conans.test.assets.genconanfile import GenConanfile
from conans.test.utils.tools import TestClient, TurboTestClient
from conans.util.files import save, load, rmdir
@pytest.mark.skipif(platform.system() != "Windows", reason="Only for windows")
@pytest.mark.parametrize("compiler, version, update, runtime",
[("msvc", "192", None, "dynamic"),
("msvc", "192", "6", "static"),
("msvc", "192", "8", "static")])
def test_cmake_toolchain_win_toolset(compiler, version, update, runtime):
client = TestClient(path_with_spaces=False)
settings = {"compiler": compiler,
"compiler.version": version,
"compiler.update": update,
"compiler.cppstd": "17",
"compiler.runtime": runtime,
"build_type": "Release",
"arch": "x86_64"}
# Build the profile according to the settings provided
settings = " ".join('-s %s="%s"' % (k, v) for k, v in settings.items() if v)
conanfile = GenConanfile().with_settings("os", "compiler", "build_type", "arch").\
with_generator("CMakeToolchain")
client.save({"conanfile.py": conanfile})
client.run("install . {}".format(settings))
toolchain = client.load("conan_toolchain.cmake")
if update is not None: # Fullversion
value = "version=14.{}{}".format(version[-1], update)
else:
value = "v14{}".format(version[-1])
assert 'set(CMAKE_GENERATOR_TOOLSET "{}" CACHE STRING "" FORCE)'.format(value) in toolchain
def test_cmake_toolchain_user_toolchain():
client = TestClient(path_with_spaces=False)
conanfile = GenConanfile().with_settings("os", "compiler", "build_type", "arch").\
with_generator("CMakeToolchain")
save(client.cache.new_config_path, "tools.cmake.cmaketoolchain:user_toolchain+=mytoolchain.cmake")
client.save({"conanfile.py": conanfile})
client.run("install .")
toolchain = client.load("conan_toolchain.cmake")
assert 'include("mytoolchain.cmake")' in toolchain
def test_cmake_toolchain_custom_toolchain():
client = TestClient(path_with_spaces=False)
conanfile = GenConanfile().with_settings("os", "compiler", "build_type", "arch").\
with_generator("CMakeToolchain")
save(client.cache.new_config_path, "tools.cmake.cmaketoolchain:toolchain_file=mytoolchain.cmake")
client.save({"conanfile.py": conanfile})
client.run("install .")
assert not os.path.exists(os.path.join(client.current_folder, "conan_toolchain.cmake"))
presets = load_cmake_presets(client.current_folder)
assert "mytoolchain.cmake" in presets["configurePresets"][0]["toolchainFile"]
assert "binaryDir" not in presets["configurePresets"][0]
@pytest.mark.skipif(platform.system() != "Darwin",
reason="Single config test, Linux CI still without 3.23")
@pytest.mark.tool_cmake(version="3.23")
@pytest.mark.parametrize("existing_user_presets", [None, "user_provided", "conan_generated"])
@pytest.mark.parametrize("schema2", [True, False])
def test_cmake_user_presets_load(existing_user_presets, schema2):
"""
Test if the CMakeUserPresets.cmake is generated and use CMake to use it to verify the right
syntax of generated CMakeUserPresets.cmake and CMakePresets.cmake. If the user already provided
a CMakeUserPresets.cmake, leave the file untouched, and only generate or modify the file if
the `conan` object exists in the `vendor` field.
"""
t = TestClient()
t.run("new mylib/1.0 --template cmake_lib")
t.run("create . -s:h build_type=Release")
t.run("create . -s:h build_type=Debug")
consumer = textwrap.dedent("""
from conan import ConanFile
from conan.tools.cmake import cmake_layout
class Consumer(ConanFile):
settings = "build_type", "os", "arch", "compiler"
requires = "mylib/1.0"
generators = "CMakeToolchain", "CMakeDeps"
def layout(self):
cmake_layout(self)
""")
cmakelist = textwrap.dedent("""
cmake_minimum_required(VERSION 3.1)
project(PackageTest CXX)
find_package(mylib REQUIRED CONFIG)
""")
user_presets = None
if existing_user_presets == "user_provided":
user_presets = "{}"
elif existing_user_presets == "conan_generated":
user_presets = '{ "vendor": {"conan": {} } }'
files_to_save = {"conanfile.py": consumer, "CMakeLists.txt": cmakelist}
if user_presets:
files_to_save['CMakeUserPresets.json'] = user_presets
t.save(files_to_save, clean_first=True)
t.run("install . -s:h build_type=Debug -g CMakeToolchain")
t.run("install . -s:h build_type=Release -g CMakeToolchain")
user_presets_path = os.path.join(t.current_folder, "CMakeUserPresets.json")
assert os.path.exists(user_presets_path)
user_presets_data = json.loads(load(user_presets_path))
if existing_user_presets == "user_provided":
assert not user_presets_data
else:
assert "include" in user_presets_data.keys()
if existing_user_presets == None:
t.run_command("cmake . --preset release")
assert 'CMAKE_BUILD_TYPE="Release"' in t.out
t.run_command("cmake . --preset debug")
assert 'CMAKE_BUILD_TYPE="Debug"' in t.out
def test_cmake_toolchain_user_toolchain_from_dep():
client = TestClient()
conanfile = textwrap.dedent("""
import os
from conans import ConanFile
class Pkg(ConanFile):
exports_sources = "*"
def package(self):
self.copy("*")
def package_info(self):
f = os.path.join(self.package_folder, "mytoolchain.cmake")
self.conf_info.append("tools.cmake.cmaketoolchain:user_toolchain", f)
""")
client.save({"conanfile.py": conanfile,
"mytoolchain.cmake": 'message(STATUS "mytoolchain.cmake !!!running!!!")'})
client.run("create . toolchain/0.1@")
conanfile = textwrap.dedent("""
from conans import ConanFile
from conan.tools.cmake import CMake
class Pkg(ConanFile):
settings = "os", "compiler", "arch", "build_type"
exports_sources = "CMakeLists.txt"
build_requires = "toolchain/0.1"
generators = "CMakeToolchain"
def build(self):
cmake = CMake(self)
cmake.configure()
""")
client.save({"conanfile.py": conanfile,
"CMakeLists.txt": gen_cmakelists()}, clean_first=True)
client.run("create . pkg/0.1@")
assert "mytoolchain.cmake !!!running!!!" in client.out
def test_cmake_toolchain_without_build_type():
# If "build_type" is not defined, toolchain will still be generated, it will not crash
# Main effect is CMAKE_MSVC_RUNTIME_LIBRARY not being defined
client = TestClient(path_with_spaces=False)
conanfile = GenConanfile().with_settings("os", "compiler", "arch").\
with_generator("CMakeToolchain")
client.save({"conanfile.py": conanfile})
client.run("install .")
toolchain = client.load("conan_toolchain.cmake")
assert "CMAKE_MSVC_RUNTIME_LIBRARY" not in toolchain
assert "CMAKE_BUILD_TYPE" not in toolchain
def test_cmake_toolchain_multiple_user_toolchain():
""" A consumer consuming two packages that declare:
self.conf_info["tools.cmake.cmaketoolchain:user_toolchain"]
The consumer wants to use apply both toolchains in the CMakeToolchain.
There are two ways to customize the CMakeToolchain (parametrized):
1. Altering the context of the block (with_context = True)
2. Using the t.blocks["user_toolchain"].user_toolchains = [] (with_context = False)
"""
client = TestClient()
conanfile = textwrap.dedent("""
import os
from conans import ConanFile
class Pkg(ConanFile):
exports_sources = "*"
def package(self):
self.copy("*")
def package_info(self):
f = os.path.join(self.package_folder, "mytoolchain.cmake")
self.conf_info.append("tools.cmake.cmaketoolchain:user_toolchain", f)
""")
client.save({"conanfile.py": conanfile,
"mytoolchain.cmake": 'message(STATUS "mytoolchain1.cmake !!!running!!!")'})
client.run("create . toolchain1/0.1@")
client.save({"conanfile.py": conanfile,
"mytoolchain.cmake": 'message(STATUS "mytoolchain2.cmake !!!running!!!")'})
client.run("create . toolchain2/0.1@")
conanfile = textwrap.dedent("""
from conans import ConanFile
from conan.tools.cmake import CMake
class Pkg(ConanFile):
settings = "os", "compiler", "arch", "build_type"
exports_sources = "CMakeLists.txt"
tool_requires = "toolchain1/0.1", "toolchain2/0.1"
generators = "CMakeToolchain"
def build(self):
cmake = CMake(self)
cmake.configure()
""")
client.save({"conanfile.py": conanfile,
"CMakeLists.txt": gen_cmakelists()}, clean_first=True)
client.run("create . pkg/0.1@")
assert "mytoolchain1.cmake !!!running!!!" in client.out
assert "mytoolchain2.cmake !!!running!!!" in client.out
@pytest.mark.tool_cmake
def test_cmaketoolchain_no_warnings():
"""Make sure unitialized variables do not cause any warnings, passing -Werror=dev
and --wanr-unitialized, calling "cmake" with conan_toolchain.cmake used to fail
"""
# Issue https://github.com/conan-io/conan/issues/10288
client = TestClient()
conanfile = textwrap.dedent("""
from conans import ConanFile
class Conan(ConanFile):
settings = "os", "compiler", "arch", "build_type"
generators = "CMakeToolchain", "CMakeDeps"
requires = "dep/0.1"
""")
consumer = textwrap.dedent("""
cmake_minimum_required(VERSION 3.15)
set(CMAKE_CXX_COMPILER_WORKS 1)
set(CMAKE_CXX_ABI_COMPILED 1)
project(MyHello CXX)
find_package(dep CONFIG REQUIRED)
""")
client.save({"dep/conanfile.py": GenConanfile("dep", "0.1"),
"conanfile.py": conanfile,
"CMakeLists.txt": consumer})
client.run("create dep")
client.run("install .")
build_type = "-DCMAKE_BUILD_TYPE=Release" if platform.system() != "Windows" else ""
client.run_command("cmake . -DCMAKE_TOOLCHAIN_FILE=./conan_toolchain.cmake {}"
"-Werror=dev --warn-uninitialized".format(build_type))
assert "Using Conan toolchain" in client.out
# The real test is that there are no errors, it returns successfully
def test_install_output_directories():
"""
If we change the libdirs of the cpp.package, as we are doing cmake.install, the output directory
for the libraries is changed
"""
ref = ConanFileReference.loads("zlib/1.2.11")
client = TurboTestClient()
client.run("new zlib/1.2.11 --template cmake_lib")
cf = client.load("conanfile.py")
pref = client.create(ref, conanfile=cf)
p_folder = client.cache.package_layout(pref.ref).package(pref)
assert not os.path.exists(os.path.join(p_folder, "mylibs"))
assert os.path.exists(os.path.join(p_folder, "lib"))
# Edit the cpp.package.libdirs and check if the library is placed anywhere else
cf = client.load("conanfile.py")
cf = cf.replace("cmake_layout(self)",
'cmake_layout(self)\n self.cpp.package.libdirs = ["mylibs"]')
pref = client.create(ref, conanfile=cf)
p_folder = client.cache.package_layout(pref.ref).package(pref)
assert os.path.exists(os.path.join(p_folder, "mylibs"))
assert not os.path.exists(os.path.join(p_folder, "lib"))
b_folder = client.cache.package_layout(pref.ref).build(pref)
toolchain = client.load(os.path.join(b_folder, "build", "generators", "conan_toolchain.cmake"))
assert 'set(CMAKE_INSTALL_LIBDIR "mylibs")' in toolchain
@pytest.mark.tool_cmake
def test_cmake_toolchain_definitions_complex_strings():
# https://github.com/conan-io/conan/issues/11043
client = TestClient(path_with_spaces=False)
profile = textwrap.dedent(r'''
include(default)
[conf]
tools.build:defines+=["escape=partially \"escaped\""]
tools.build:defines+=["spaces=me you"]
tools.build:defines+=["foobar=bazbuz"]
tools.build:defines+=["answer=42"]
''')
conanfile = textwrap.dedent(r'''
from conan import ConanFile
from conan.tools.cmake import CMake, CMakeToolchain, cmake_layout
class Test(ConanFile):
exports_sources = "CMakeLists.txt", "src/*"
settings = "os", "compiler", "arch", "build_type"
def generate(self):
tc = CMakeToolchain(self)
tc.preprocessor_definitions["escape2"] = "partially \"escaped\""
tc.preprocessor_definitions["spaces2"] = "me you"
tc.preprocessor_definitions["foobar2"] = "bazbuz"
tc.preprocessor_definitions["answer2"] = 42
tc.preprocessor_definitions.release["escape_release"] = "release partially \"escaped\""
tc.preprocessor_definitions.release["spaces_release"] = "release me you"
tc.preprocessor_definitions.release["foobar_release"] = "release bazbuz"
tc.preprocessor_definitions.release["answer_release"] = 42
tc.preprocessor_definitions.debug["escape_debug"] = "debug partially \"escaped\""
tc.preprocessor_definitions.debug["spaces_debug"] = "debug me you"
tc.preprocessor_definitions.debug["foobar_debug"] = "debug bazbuz"
tc.preprocessor_definitions.debug["answer_debug"] = 21
tc.generate()
def layout(self):
cmake_layout(self)
def build(self):
cmake = CMake(self)
cmake.configure()
cmake.build()
''')
main = textwrap.dedent("""
#include <stdio.h>
#define STR(x) #x
#define SHOW_DEFINE(x) printf("%s=%s", #x, STR(x))
int main(int argc, char *argv[]) {
SHOW_DEFINE(escape);
SHOW_DEFINE(spaces);
SHOW_DEFINE(foobar);
SHOW_DEFINE(answer);
SHOW_DEFINE(escape2);
SHOW_DEFINE(spaces2);
SHOW_DEFINE(foobar2);
SHOW_DEFINE(answer2);
#ifdef NDEBUG
SHOW_DEFINE(escape_release);
SHOW_DEFINE(spaces_release);
SHOW_DEFINE(foobar_release);
SHOW_DEFINE(answer_release);
#else
SHOW_DEFINE(escape_debug);
SHOW_DEFINE(spaces_debug);
SHOW_DEFINE(foobar_debug);
SHOW_DEFINE(answer_debug);
#endif
return 0;
}
""")
cmakelists = textwrap.dedent("""
cmake_minimum_required(VERSION 3.15)
project(Test CXX)
set(CMAKE_CXX_STANDARD 11)
add_executable(example src/main.cpp)
""")
client.save({"conanfile.py": conanfile, "profile": profile, "src/main.cpp": main,
"CMakeLists.txt": cmakelists}, clean_first=True)
client.run("install . -pr=./profile -if=install")
client.run("build . -if=install")
exe = "build/Release/example" if platform.system() != "Windows" else r"build\Release\example.exe"
client.run_command(exe)
assert 'escape=partially "escaped"' in client.out
assert 'spaces=me you' in client.out
assert 'foobar=bazbuz' in client.out
assert 'answer=42' in client.out
assert 'escape2=partially "escaped"' in client.out
assert 'spaces2=me you' in client.out
assert 'foobar2=bazbuz' in client.out
assert 'answer2=42' in client.out
assert 'escape_release=release partially "escaped"' in client.out
assert 'spaces_release=release me you' in client.out
assert 'foobar_release=release bazbuz' in client.out
assert 'answer_release=42' in client.out
client.run("install . -pr=./profile -if=install -s build_type=Debug")
client.run("build . -if=install -s build_type=Debug")
exe = "build/Debug/example" if platform.system() != "Windows" else r"build\Debug\example.exe"
client.run_command(exe)
assert 'escape_debug=debug partially "escaped"' in client.out
assert 'spaces_debug=debug me you' in client.out
assert 'foobar_debug=debug bazbuz' in client.out
assert 'answer_debug=21' in client.out
class TestAutoLinkPragma:
# Consumer test_package setting cmake_deps.set_interface_link_directories = True
test_cf = textwrap.dedent("""
import os
from conan import ConanFile
from conan.tools.cmake import CMake, cmake_layout, CMakeDeps
from conan.tools.build import cross_building
class HelloTestConan(ConanFile):
settings = "os", "compiler", "build_type", "arch"
generators = "CMakeToolchain", "VirtualBuildEnv", "VirtualRunEnv"
apply_env = False
test_type = "explicit"
def generate(self):
deps = CMakeDeps(self)
deps.set_interface_link_directories = True
deps.generate()
def requirements(self):
self.requires(self.tested_reference_str)
def build(self):
cmake = CMake(self)
cmake.configure()
cmake.build()
def layout(self):
cmake_layout(self)
def test(self):
if not cross_building(self):
cmd = os.path.join(self.cpp.build.bindirs[0], "example")
self.run(cmd, env="conanrun")
""")
@pytest.mark.skipif(platform.system() != "Windows", reason="Requires Visual Studio")
@pytest.mark.tool_cmake
def test_autolink_pragma_components(self):
"""https://github.com/conan-io/conan/issues/10837
NOTE: At the moment the property cmake_set_interface_link_directories is only read at the
global cppinfo, not in the components"""
client = TestClient()
client.run("new hello/1.0 --template cmake_lib")
cf = client.load("conanfile.py")
cf = cf.replace('self.cpp_info.libs = ["hello"]', """
self.cpp_info.components['my_component'].includedirs.append('include')
self.cpp_info.components['my_component'].libdirs.append('lib')
self.cpp_info.components['my_component'].libs = []
self.cpp_info.set_property("cmake_set_interface_link_directories", True)
""")
hello_h = client.load("include/hello.h")
hello_h = hello_h.replace("#define hello_EXPORT __declspec(dllexport)",
'#define hello_EXPORT __declspec(dllexport)\n'
'#pragma comment(lib, "hello")')
test_cmakelist = client.load("test_package/CMakeLists.txt")
test_cmakelist = test_cmakelist.replace("target_link_libraries(example hello::hello)",
"target_link_libraries(example hello::my_component)")
client.save({"conanfile.py": cf,
"include/hello.h": hello_h,
"test_package/CMakeLists.txt": test_cmakelist,
"test_package/conanfile.py": self.test_cf})
client.run("create .")
@pytest.mark.skipif(platform.system() != "Windows", reason="Requires Visual Studio")
@pytest.mark.tool_cmake
def test_autolink_pragma_without_components(self):
"""https://github.com/conan-io/conan/issues/10837"""
client = TestClient()
client.run("new hello/1.0 --template cmake_lib")
cf = client.load("conanfile.py")
cf = cf.replace('self.cpp_info.libs = ["hello"]', """
self.cpp_info.includedirs.append('include')
self.cpp_info.libdirs.append('lib')
self.cpp_info.libs = []
self.cpp_info.set_property("cmake_set_interface_link_directories", True)
""")
hello_h = client.load("include/hello.h")
hello_h = hello_h.replace("#define hello_EXPORT __declspec(dllexport)",
'#define hello_EXPORT __declspec(dllexport)\n'
'#pragma comment(lib, "hello")')
client.save({"conanfile.py": cf,
"include/hello.h": hello_h,
"test_package/conanfile.py": self.test_cf})
client.run("create .")
@pytest.mark.skipif(platform.system() != "Windows", reason="Only for windows")
def test_cmake_toolchain_runtime_types():
# everything works with the default cmake_minimum_required version 3.15 in the template
client = TestClient(path_with_spaces=False)
client.run("new hello/0.1 --template=cmake_lib")
client.run("install . -s compiler.runtime=MTd -s build_type=Debug")
client.run("build .")
vcvars = vcvars_command(version="15", architecture="x64")
lib = os.path.join(client.current_folder, "build", "Debug", "hello.lib")
dumpbind_cmd = '{} && dumpbin /directives "{}"'.format(vcvars, lib)
client.run_command(dumpbind_cmd)
assert "LIBCMTD" in client.out
@pytest.mark.skipif(platform.system() != "Windows", reason="Only for windows")
def test_cmake_toolchain_runtime_types_cmake_older_than_3_15():
client = TestClient(path_with_spaces=False)
# Setting an older cmake_minimum_required in the CMakeLists fails, will link
# against the default debug runtime (MDd->MSVCRTD), not against MTd->LIBCMTD
client.run("new hello/0.1 --template=cmake_lib")
replace_in_file(os.path.join(client.current_folder, "CMakeLists.txt"),
'cmake_minimum_required(VERSION 3.15)',
'cmake_minimum_required(VERSION 3.1)'
, output=client.out)
client.run("install . -s compiler.runtime=MTd -s build_type=Debug")
client.run("build .")
vcvars = vcvars_command(version="15", architecture="x64")
lib = os.path.join(client.current_folder, "build", "Debug", "hello.lib")
dumpbind_cmd = '{} && dumpbin /directives "{}"'.format(vcvars, lib)
client.run_command(dumpbind_cmd)
assert "LIBCMTD" in client.out
@pytest.mark.tool_cmake(version="3.23")
def test_cmake_presets_missing_option():
client = TestClient(path_with_spaces=False)
client.run("new hello/0.1 --template=cmake_exe")
settings_layout = '-c tools.cmake.cmake_layout:build_folder_vars=' \
'\'["options.missing"]\''
client.run("install . {}".format(settings_layout))
assert os.path.exists(os.path.join(client.current_folder, "build", "generators"))
@pytest.mark.tool_cmake(version="3.23")
def test_cmake_presets_missing_setting():
client = TestClient(path_with_spaces=False)
client.run("new hello/0.1 --template=cmake_exe")
settings_layout = '-c tools.cmake.cmake_layout:build_folder_vars=' \
'\'["settings.missing"]\''
client.run("install . {}".format(settings_layout))
assert os.path.exists(os.path.join(client.current_folder, "build", "generators"))
@pytest.mark.tool_cmake(version="3.23")
def test_cmake_presets_multiple_settings_single_config():
client = TestClient(path_with_spaces=False)
client.run("new hello/0.1 --template=cmake_exe")
settings_layout = '-c tools.cmake.cmake_layout:build_folder_vars=' \
'\'["settings.compiler", "settings.compiler.version", ' \
' "settings.compiler.cppstd"]\''
user_presets_path = os.path.join(client.current_folder, "CMakeUserPresets.json")
# Check that all generated names are expected, both in the layout and in the Presets
settings = "-s compiler=apple-clang -s compiler.libcxx=libc++ " \
"-s compiler.version=12.0 -s compiler.cppstd=gnu17"
client.run("install . {} {}".format(settings, settings_layout))
assert os.path.exists(os.path.join(client.current_folder, "build", "apple-clang-12.0-gnu17",
"generators"))
assert os.path.exists(user_presets_path)
user_presets = json.loads(load(user_presets_path))
assert len(user_presets["include"]) == 1
presets = json.loads(load(user_presets["include"][0]))
assert len(presets["configurePresets"]) == 1
assert len(presets["buildPresets"]) == 1
assert presets["configurePresets"][0]["name"] == "apple-clang-12.0-gnu17-release"
assert presets["buildPresets"][0]["name"] == "apple-clang-12.0-gnu17-release"
assert presets["buildPresets"][0]["configurePreset"] == "apple-clang-12.0-gnu17-release"
# If we create the "Debug" one, it has the same toolchain and preset file, that is
# always multiconfig
client.run("install . {} -s build_type=Debug {}".format(settings, settings_layout))
assert os.path.exists(os.path.join(client.current_folder, "build", "apple-clang-12.0-gnu17", "generators"))
assert os.path.exists(user_presets_path)
user_presets = json.loads(load(user_presets_path))
assert len(user_presets["include"]) == 1
presets = json.loads(load(user_presets["include"][0]))
assert len(presets["configurePresets"]) == 2
assert len(presets["buildPresets"]) == 2
assert presets["configurePresets"][0]["name"] == "apple-clang-12.0-gnu17-release"
assert presets["configurePresets"][1]["name"] == "apple-clang-12.0-gnu17-debug"
assert presets["buildPresets"][0]["name"] == "apple-clang-12.0-gnu17-release"
assert presets["buildPresets"][1]["name"] == "apple-clang-12.0-gnu17-debug"
assert presets["buildPresets"][0]["configurePreset"] == "apple-clang-12.0-gnu17-release"
assert presets["buildPresets"][1]["configurePreset"] == "apple-clang-12.0-gnu17-debug"
# But If we change, for example, the cppstd and the compiler version, the toolchain
# and presets will be different, but it will be appended to the UserPresets.json
settings = "-s compiler=apple-clang -s compiler.libcxx=libc++ " \
"-s compiler.version=13 -s compiler.cppstd=gnu20"
client.run("install . {} {}".format(settings, settings_layout))
assert os.path.exists(os.path.join(client.current_folder, "build", "apple-clang-13-gnu20",
"generators"))
assert os.path.exists(user_presets_path)
user_presets = json.loads(load(user_presets_path))
# The [0] is the apple-clang 12 the [1] is the apple-clang 13
assert len(user_presets["include"]) == 2
presets = json.loads(load(user_presets["include"][1]))
assert len(presets["configurePresets"]) == 1
assert len(presets["buildPresets"]) == 1
assert presets["configurePresets"][0]["name"] == "apple-clang-13-gnu20-release"
assert presets["buildPresets"][0]["name"] == "apple-clang-13-gnu20-release"
assert presets["buildPresets"][0]["configurePreset"] == "apple-clang-13-gnu20-release"
# We can build with cmake manually
if platform.system() == "Darwin":
client.run_command("cmake . --preset apple-clang-12.0-gnu17-release")
client.run_command("cmake --build --preset apple-clang-12.0-gnu17-release")
client.run_command("./build/apple-clang-12.0-gnu17/Release/hello")
assert "Hello World Release!" in client.out
assert "__cplusplus2017" in client.out
client.run_command("cmake . --preset apple-clang-12.0-gnu17-debug")
client.run_command("cmake --build --preset apple-clang-12.0-gnu17-debug")
client.run_command("./build/apple-clang-12.0-gnu17/Debug/hello")
assert "Hello World Debug!" in client.out
assert "__cplusplus2017" in client.out
client.run_command("cmake . --preset apple-clang-13-gnu20-release")
client.run_command("cmake --build --preset apple-clang-13-gnu20-release")
client.run_command("./build/apple-clang-13-gnu20/Release/hello")
assert "Hello World Release!" in client.out
assert "__cplusplus2020" in client.out
@pytest.mark.parametrize("multiconfig", [True, False])
def test_cmake_presets_duplicated_install(multiconfig):
# https://github.com/conan-io/conan/issues/11409
"""Only failed when using a multiconfig generator"""
client = TestClient(path_with_spaces=False)
client.run("new hello/0.1 --template=cmake_exe")
settings = '-s compiler=gcc -s compiler.version=5 -s compiler.libcxx=libstdc++11 ' \
'-c tools.cmake.cmake_layout:build_folder_vars=' \
'\'["settings.compiler", "settings.compiler.version"]\' '
if multiconfig:
settings += '-c tools.cmake.cmaketoolchain:generator="Multi-Config"'
client.run("install . {}".format(settings))
client.run("install . {}".format(settings))
presets_path = os.path.join(client.current_folder, "build", "gcc-5", "generators",
"CMakePresets.json")
assert os.path.exists(presets_path)
contents = json.loads(load(presets_path))
assert len(contents["buildPresets"]) == 1
def test_remove_missing_presets():
# https://github.com/conan-io/conan/issues/11413
client = TestClient(path_with_spaces=False)
client.run("new hello/0.1 --template=cmake_exe")
settings = '-s compiler=gcc -s compiler.version=5 -s compiler.libcxx=libstdc++11 ' \
'-c tools.cmake.cmake_layout:build_folder_vars=' \
'\'["settings.compiler", "settings.compiler.version"]\' '
client.run("install . {}".format(settings))
client.run("install . {} -s compiler.version=6".format(settings))
presets_path_5 = os.path.join(client.current_folder, "build", "gcc-5")
assert os.path.exists(presets_path_5)
presets_path_6 = os.path.join(client.current_folder, "build", "gcc-6")
assert os.path.exists(presets_path_6)
rmdir(presets_path_5)
# If we generate another configuration, the missing one (removed) for gcc-5 is not included
client.run("install . {} -s compiler.version=11".format(settings))
user_presets_path = os.path.join(client.current_folder, "CMakeUserPresets.json")
assert os.path.exists(user_presets_path)
contents = json.loads(load(user_presets_path))
assert len(contents["include"]) == 2
assert "gcc-6" in contents["include"][0]
assert "gcc-11" in contents["include"][1]
@pytest.mark.tool_cmake(version="3.23")
def test_cmake_presets_options_single_config():
client = TestClient(path_with_spaces=False)
client.run("new hello/0.1 --template=cmake_lib")
conf_layout = '-c tools.cmake.cmake_layout:build_folder_vars=\'["settings.compiler", ' \
'"options.shared"]\''
default_compiler = {"Darwin": "apple-clang",
"Windows": "visual studio", # FIXME: replace it with 'msvc' in develop2
"Linux": "gcc"}.get(platform.system())
for shared in (True, False):
client.run("install . {} -o shared={}".format(conf_layout, shared))
shared_str = "shared_true" if shared else "shared_false"
assert os.path.exists(os.path.join(client.current_folder,
"build", "{}-{}".format(default_compiler, shared_str),
"generators"))
client.run("install . {}".format(conf_layout))
assert os.path.exists(os.path.join(client.current_folder,
"build", "{}-shared_false".format(default_compiler),
"generators"))
user_presets_path = os.path.join(client.current_folder, "CMakeUserPresets.json")
assert os.path.exists(user_presets_path)
# We can build with cmake manually
if platform.system() == "Darwin":
for shared in (True, False):
shared_str = "shared_true" if shared else "shared_false"
client.run_command("cmake . --preset apple-clang-{}-release".format(shared_str))
client.run_command("cmake --build --preset apple-clang-{}-release".format(shared_str))
the_lib = "libhello.a" if not shared else "libhello.dylib"
path = os.path.join(client.current_folder,
"build", "apple-clang-{}".format(shared_str), "release", the_lib)
assert os.path.exists(path)
@pytest.mark.tool_cmake(version="3.23")
@pytest.mark.skipif(platform.system() != "Windows", reason="Needs windows")
def test_cmake_presets_multiple_settings_multi_config():
client = TestClient(path_with_spaces=False)
client.run("new hello/0.1 --template=cmake_exe")
settings_layout = '-c tools.cmake.cmake_layout:build_folder_vars=' \
'\'["settings.compiler.runtime", "settings.compiler.cppstd"]\''
user_presets_path = os.path.join(client.current_folder, "CMakeUserPresets.json")
# Check that all generated names are expected, both in the layout and in the Presets
settings = "-s compiler=msvc -s compiler.version=191 -s compiler.runtime=dynamic " \
"-s compiler.cppstd=14"
client.run("install . {} {}".format(settings, settings_layout))
assert os.path.exists(os.path.join(client.current_folder, "build", "dynamic-14", "generators"))
assert os.path.exists(user_presets_path)
user_presets = json.loads(load(user_presets_path))
assert len(user_presets["include"]) == 1
presets = json.loads(load(user_presets["include"][0]))
assert len(presets["configurePresets"]) == 1
assert len(presets["buildPresets"]) == 1
assert presets["configurePresets"][0]["name"] == "dynamic-14"
assert presets["buildPresets"][0]["name"] == "dynamic-14-release"
assert presets["buildPresets"][0]["configurePreset"] == "dynamic-14"
# If we create the "Debug" one, it has the same toolchain and preset file, that is
# always multiconfig
client.run("install . {} -s build_type=Debug {}".format(settings, settings_layout))
assert os.path.exists(os.path.join(client.current_folder, "build", "dynamic-14", "generators"))
assert os.path.exists(user_presets_path)
user_presets = json.loads(load(user_presets_path))
assert len(user_presets["include"]) == 1
presets = json.loads(load(user_presets["include"][0]))
assert len(presets["configurePresets"]) == 1
assert len(presets["buildPresets"]) == 2
assert presets["configurePresets"][0]["name"] == "dynamic-14"
assert presets["buildPresets"][0]["name"] == "dynamic-14-release"
assert presets["buildPresets"][1]["name"] == "dynamic-14-debug"
assert presets["buildPresets"][0]["configurePreset"] == "dynamic-14"
assert presets["buildPresets"][1]["configurePreset"] == "dynamic-14"
# But If we change, for example, the cppstd and the compiler version, the toolchain
# and presets will be different, but it will be appended to the UserPresets.json
settings = "-s compiler=msvc -s compiler.version=191 -s compiler.runtime=static " \
"-s compiler.cppstd=17"
client.run("install . {} {}".format(settings, settings_layout))
assert os.path.exists(os.path.join(client.current_folder, "build", "static-17", "generators"))
assert os.path.exists(user_presets_path)
user_presets = json.loads(load(user_presets_path))
# The [0] is the msvc dynamic/14 the [1] is the static/17
assert len(user_presets["include"]) == 2
presets = json.loads(load(user_presets["include"][1]))
assert len(presets["configurePresets"]) == 1
assert len(presets["buildPresets"]) == 1
assert presets["configurePresets"][0]["name"] == "static-17"
assert presets["buildPresets"][0]["name"] == "static-17-release"
assert presets["buildPresets"][0]["configurePreset"] == "static-17"
# We can build with cmake manually
client.run_command("cmake . --preset dynamic-14")
client.run_command("cmake --build --preset dynamic-14-release")
client.run_command("build\\dynamic-14\\Release\\hello")
assert "Hello World Release!" in client.out
assert "MSVC_LANG2014" in client.out
client.run_command("cmake --build --preset dynamic-14-debug")
client.run_command("build\\dynamic-14\\Debug\\hello")
assert "Hello World Debug!" in client.out
assert "MSVC_LANG2014" in client.out
client.run_command("cmake . --preset static-17")
client.run_command("cmake --build --preset static-17-release")
client.run_command("build\\static-17\\Release\\hello")
assert "Hello World Release!" in client.out
assert "MSVC_LANG2017" in client.out
@pytest.mark.tool_cmake(version="3.23")
def test_max_schema_version2_build():
client = TestClient(path_with_spaces=False)
client.run("new hello/0.1 --template=cmake_exe")
configs = ["-c tools.cmake.cmaketoolchain.presets:max_schema_version=2"]
client.run("install . {} -s compiler.cppstd=14".format(" ".join(configs)))
client.run("build .")
@pytest.mark.tool_cmake(version="3.23")
def test_user_presets_version2():
client = TestClient(path_with_spaces=False)
client.run("new hello/0.1 --template=cmake_exe")
configs = ["-c tools.cmake.cmaketoolchain.presets:max_schema_version=2 ",
"-c tools.cmake.cmake_layout:build_folder_vars='[\"settings.compiler.cppstd\"]'"]
client.run("install . {} -s compiler.cppstd=14".format(" ".join(configs)))
client.run("install . {} -s compiler.cppstd=17".format(" ".join(configs)))
client.run("install . {} -s compiler.cppstd=20".format(" ".join(configs)))
if platform.system() == "Windows":
client.run_command("cmake . --preset 14")
client.run_command("cmake --build --preset 14-release")
client.run_command(r"build\14\Release\hello.exe")
else:
client.run_command("cmake . --preset 14-release")
client.run_command("cmake --build --preset 14-release")
client.run_command("./build/14/Release/hello")
assert "Hello World Release!" in client.out
if platform.system() != "Windows":
assert "__cplusplus2014" in client.out
else:
assert "MSVC_LANG2014" in client.out
if platform.system() == "Windows":
client.run_command("cmake . --preset 17")
client.run_command("cmake --build --preset 17-release")
client.run_command(r"build\17\Release\hello.exe")
else:
client.run_command("cmake . --preset 17-release")
client.run_command("cmake --build --preset 17-release")
client.run_command("./build/17/Release/hello")
assert "Hello World Release!" in client.out
if platform.system() != "Windows":
assert "__cplusplus2017" in client.out
else:
assert "MSVC_LANG2017" in client.out
@pytest.mark.tool_cmake
def test_cmaketoolchain_sysroot():
client = TestClient(path_with_spaces=False)
conanfile = textwrap.dedent("""
from conan import ConanFile
from conan.tools.cmake import CMakeToolchain, CMake, cmake_layout
class AppConan(ConanFile):
settings = "os", "compiler", "build_type", "arch"
exports_sources = "CMakeLists.txt"
def generate(self):
tc = CMakeToolchain(self)
{}
tc.generate()
def build(self):
cmake = CMake(self)
cmake.configure()
cmake.build()
""")
cmakelist = textwrap.dedent("""
cmake_minimum_required(VERSION 3.15)
set(CMAKE_CXX_COMPILER_WORKS 1)
project(app CXX)
message("sysroot: '${CMAKE_SYSROOT}'")
message("osx_sysroot: '${CMAKE_OSX_SYSROOT}'")
""")
client.save({
"conanfile.py": conanfile.format(""),
"CMakeLists.txt": cmakelist
})
fake_sysroot = client.current_folder
output_fake_sysroot = fake_sysroot.replace("\\", "/") if platform.system() == "Windows" else fake_sysroot
client.run("create . app/1.0@ -c tools.build:sysroot='{}'".format(fake_sysroot))
assert "sysroot: '{}'".format(output_fake_sysroot) in client.out
# set in a block instead of using conf
set_sysroot_in_block = 'tc.blocks["generic_system"].values["cmake_sysroot"] = "{}"'.format(output_fake_sysroot)
client.save({
"conanfile.py": conanfile.format(set_sysroot_in_block),
})
client.run("create . app/1.0@")
assert "sysroot: '{}'".format(output_fake_sysroot) in client.out
# FIXME: DEVELOP2: @pytest.mark.tool("cmake", "3.23")
@pytest.mark.tool_cmake(version="3.23")
def test_cmake_presets_with_conanfile_txt():
c = TestClient()
# FIXME: DEVELOP 2: c.run("new cmake_exe -d name=foo -d version=1.0")
c.run("new foo/1.0 --template cmake_exe")
os.unlink(os.path.join(c.current_folder, "conanfile.py"))
c.save({"conanfile.txt": textwrap.dedent("""
[generators]
CMakeToolchain
[layout]
cmake_layout
""")})
c.run("install .")
c.run("install . -s build_type=Debug")
assert os.path.exists(os.path.join(c.current_folder, "CMakeUserPresets.json"))
presets_path = os.path.join(c.current_folder, "build", "generators", "CMakePresets.json")
assert os.path.exists(presets_path)
if platform.system() != "Windows":
c.run_command("cmake --preset debug")
c.run_command("cmake --build --preset debug")
c.run_command("./build/Debug/foo")
else:
c.run_command("cmake --preset default")
c.run_command("cmake --build --preset debug")
c.run_command("build\\Debug\\foo")
assert "Hello World Debug!" in c.out
if platform.system() != "Windows":
c.run_command("cmake --preset release")
c.run_command("cmake --build --preset release")
c.run_command("./build/Release/foo")
else:
c.run_command("cmake --build --preset release")
c.run_command("build\\Release\\foo")
assert "Hello World Release!" in c.out
def test_cmake_presets_forbidden_build_type():
client = TestClient(path_with_spaces=False)
client.run("new hello/0.1 --template cmake_exe")
# client.run("new cmake_exe -d name=hello -d version=0.1")
settings_layout = '-c tools.cmake.cmake_layout:build_folder_vars=' \
'\'["options.missing", "settings.build_type"]\''
client.run("install . {}".format(settings_layout), assert_error=True)
assert "Error, don't include 'settings.build_type' in the " \
"'tools.cmake.cmake_layout:build_folder_vars' conf" in client.out
def test_resdirs_cmake_install():
"""If resdirs is declared, the CMAKE_INSTALL_DATAROOTDIR folder is set"""
client = TestClient(path_with_spaces=False)
conanfile = textwrap.dedent("""
from conan import ConanFile
from conan.tools.cmake import CMakeToolchain, CMake, cmake_layout
class AppConan(ConanFile):
settings = "os", "compiler", "build_type", "arch"
exports_sources = "CMakeLists.txt", "my_license"
name = "foo"
version = "1.0"
def generate(self):
tc = CMakeToolchain(self)
tc.generate()
def layout(self):
self.cpp.package.resdirs = ["res"]
def build(self):
cmake = CMake(self)
cmake.configure()
cmake.build()