git subrepo clone --branch=20.41.6 git@github.com:ETLCPP/etl.git components/etl

subrepo: subdir: "components/etl" merged: "be5537ec" upstream: origin: "git@github.com:ETLCPP/etl.git" branch: "20.41.6" commit: "be5537ec" git-subrepo: version: "0.4.9" origin: "???" commit: "???"
2025-06-11 11:25:49 +02:00 · 2025-06-11 11:25:49 +02:00 · 11c24647ea
commit 11c24647ea
parent 931c4def56
1296 changed files with 801882 additions and 0 deletions
--- a/components/etl/test/test_function.cpp
+++ b/components/etl/test/test_function.cpp
@ -0,0 +1,510 @@
+/******************************************************************************
+The MIT License(MIT)
+
+Embedded Template Library.
+https://github.com/ETLCPP/etl
+https://www.etlcpp.com
+
+Copyright(c) 2014 John Wellbelove
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files(the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and / or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions :
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
+******************************************************************************/
+
+#include "unit_test_framework.h"
+
+#include "etl/function.h"
+
+namespace
+{
+  //*****************************************************************************
+  const int VALUE = 1;
+  bool function_called = false;
+  bool parameter_correct = false;
+
+  //*****************************************************************************
+  // Object data structure.
+  //*****************************************************************************
+  struct Data
+  {
+    int d;
+  };
+
+  //*****************************************************************************
+  // Call the function taking no parameters.
+  //*****************************************************************************
+  void call(etl::ifunction<void>& function)
+  {
+    function();
+  }
+
+  //*****************************************************************************
+  // Call the const function taking no parameters.
+  //*****************************************************************************
+  void call(const etl::ifunction<void>& function)
+  {
+    function();
+  }
+
+  //*****************************************************************************
+  // Call the function taking an int parameter.
+  //*****************************************************************************
+  void call(etl::ifunction<int>& function)
+  {
+    function(VALUE);
+  }
+
+  //*****************************************************************************
+  // Call the const function taking an int parameter.
+  //*****************************************************************************
+  void call(const etl::ifunction<int>& function)
+  {
+    function(VALUE);
+  }
+
+  //*****************************************************************************
+  // Call the function taking a Data parameter.
+  //*****************************************************************************
+  void call(etl::ifunction<const Data&>& function)
+  {
+    Data data;
+    data.d = VALUE;
+    function(data);
+  }
+
+  //*****************************************************************************
+  // Call the const function taking a Data parameter.
+  //*****************************************************************************
+  void call(const etl::ifunction<const Data&>& function)
+  {
+    Data data;
+    data.d = VALUE;
+    function(data);
+  }
+
+  //*****************************************************************************
+  // The free function taking no parameters.
+  //*****************************************************************************
+  void free_void()
+  {
+    function_called = true;
+  }
+
+  //*****************************************************************************
+  // The free function taking an int parameter.
+  //*****************************************************************************
+  void free_int(int i)
+  {
+    function_called = true;
+    parameter_correct = (i == VALUE);
+  }
+
+  //*****************************************************************************
+  // The free function taking a Data reference parameter.
+  //*****************************************************************************
+  void free_reference(const Data& data)
+  {
+    function_called = true;
+    parameter_correct = (data.d == VALUE);
+  }
+
+  //*****************************************************************************
+  // The test class with member functions.
+  //*****************************************************************************
+  class Object
+  {
+  public:
+
+    void member_void()
+    {
+      function_called = true;
+    }
+
+    void member_int(int i)
+    {
+      function_called = true;
+      parameter_correct = (i == VALUE);
+    }
+
+    void member_reference(const Data& data)
+    {
+      function_called = true;
+      parameter_correct = (data.d == VALUE);
+    }
+  };
+
+  Object test_static;
+}
+
+//*****************************************************************************
+// Initialises the test results.
+//*****************************************************************************
+struct SetupFixture
+{
+  SetupFixture()
+  {
+    function_called = false;
+    parameter_correct = false;
+  }
+};
+
+namespace
+{
+  SUITE(test_function)
+  {
+    //*************************************************************************
+    TEST_FIXTURE(SetupFixture, test_free_void)
+    {
+      etl::function<void, void> function(free_void);
+
+      call(function);
+
+      CHECK(function_called);
+    }
+
+    //*************************************************************************
+    TEST_FIXTURE(SetupFixture, test_const_free_void)
+    {
+      const etl::function<void, void> function(free_void);
+
+      call(function);
+
+      CHECK(function_called);
+    }
+
+    //*************************************************************************
+    TEST_FIXTURE(SetupFixture, test_free_int)
+    {
+      etl::function<void, int> function(free_int);
+
+      call(function);
+
+      CHECK(function_called);
+      CHECK(parameter_correct);
+    }
+
+    //*************************************************************************
+    TEST_FIXTURE(SetupFixture, test_const_free_int)
+    {
+      const etl::function<void, int> function(free_int);
+
+      call(function);
+
+      CHECK(function_called);
+      CHECK(parameter_correct);
+    }
+
+    //*************************************************************************
+    TEST_FIXTURE(SetupFixture, test_free_reference)
+    {
+      etl::function<void, const Data&> function(free_reference);
+
+      call(function);
+
+      CHECK(function_called);
+      CHECK(parameter_correct);
+    }
+
+    //*************************************************************************
+    TEST_FIXTURE(SetupFixture, test_const_free_reference)
+    {
+      const etl::function<void, const Data&> function(free_reference);
+
+      call(function);
+
+      CHECK(function_called);
+      CHECK(parameter_correct);
+    }
+
+    //*************************************************************************
+    TEST_FIXTURE(SetupFixture, test_free_void_compile_time)
+    {
+      etl::function_fv<free_void> function;
+
+      call(function);
+
+      CHECK(function_called);
+    }
+
+    //*************************************************************************
+    TEST_FIXTURE(SetupFixture, test_const_free_void_compile_time)
+    {
+      const etl::function_fv<free_void> function;
+
+      call(function);
+
+      CHECK(function_called);
+    }
+
+    //*************************************************************************
+    TEST_FIXTURE(SetupFixture, test_free_int_compile_time)
+    {
+      etl::function_fp<int, free_int> function;
+
+      call(function);
+
+      CHECK(function_called);
+      CHECK(parameter_correct);
+    }
+
+    //*************************************************************************
+    TEST_FIXTURE(SetupFixture, test_const_free_int_compile_time)
+    {
+      const etl::function_fp<int, free_int> function;
+
+      call(function);
+
+      CHECK(function_called);
+      CHECK(parameter_correct);
+    }
+
+    //*************************************************************************
+    TEST_FIXTURE(SetupFixture, test_free_reference_compile_time)
+    {
+      etl::function_fp<const Data&, free_reference> function;
+
+      call(function);
+
+      CHECK(function_called);
+      CHECK(parameter_correct);
+    }
+
+    //*************************************************************************
+    TEST_FIXTURE(SetupFixture, test_const_free_reference_compile_time)
+    {
+      const etl::function_fp<const Data&, free_reference> function;
+
+      call(function);
+
+      CHECK(function_called);
+      CHECK(parameter_correct);
+    }
+
+    //*************************************************************************
+    TEST_FIXTURE(SetupFixture, test_member_void)
+    {
+      Object object;
+      etl::function<Object, void> function(object, &Object::member_void);
+
+      call(function);
+
+      CHECK(function_called);
+    }
+
+    //*************************************************************************
+    TEST_FIXTURE(SetupFixture, test_const_member_void)
+    {
+      Object object;
+      const etl::function<Object, void> function(object, &Object::member_void);
+
+      call(function);
+
+      CHECK(function_called);
+    }
+
+    //*************************************************************************
+    TEST_FIXTURE(SetupFixture, test_member_int)
+    {
+      Object object;
+      etl::function<Object, int> function(object, &Object::member_int);
+
+      call(function);
+
+      CHECK(function_called);
+      CHECK(parameter_correct);
+    }
+
+    //*************************************************************************
+    TEST_FIXTURE(SetupFixture, test_const_member_int)
+    {
+      Object object;
+      const etl::function<Object, int> function(object, &Object::member_int);
+
+      call(function);
+
+      CHECK(function_called);
+      CHECK(parameter_correct);
+    }
+
+    //*************************************************************************
+    TEST_FIXTURE(SetupFixture, test_member_reference)
+    {
+      Object object;
+      etl::function<Object, const Data&> function(object, &Object::member_reference);
+
+      call(function);
+
+      CHECK(function_called);
+      CHECK(parameter_correct);
+    }
+
+    //*************************************************************************
+    TEST_FIXTURE(SetupFixture, test_const_member_reference)
+    {
+      Object object;
+      const etl::function<Object, const Data&> function(object, &Object::member_reference);
+
+      call(function);
+
+      CHECK(function_called);
+      CHECK(parameter_correct);
+    }
+
+    //*************************************************************************
+    TEST_FIXTURE(SetupFixture, test_member_void_compile_time)
+    {
+      Object object;
+      etl::function_mv<Object, &Object::member_void> function(object);
+
+      call(function);
+
+      CHECK(function_called);
+    }
+
+    //*************************************************************************
+    TEST_FIXTURE(SetupFixture, test_const_member_void_compile_time)
+    {
+      Object object;
+      const etl::function_mv<Object, &Object::member_void> function(object);
+
+      call(function);
+
+      CHECK(function_called);
+    }
+
+    //*************************************************************************
+    TEST_FIXTURE(SetupFixture, test_member_int_compile_time)
+    {
+      Object object;
+      etl::function_mp<Object, int, &Object::member_int> function(object);
+
+      call(function);
+
+      CHECK(function_called);
+      CHECK(parameter_correct);
+    }
+
+    //*************************************************************************
+    TEST_FIXTURE(SetupFixture, test_const_member_int_compile_time)
+    {
+      Object object;
+      const etl::function_mp<Object, int, &Object::member_int> function(object);
+
+      call(function);
+
+      CHECK(function_called);
+      CHECK(parameter_correct);
+    }
+
+    //*************************************************************************
+    TEST_FIXTURE(SetupFixture, test_member_reference_compile_time)
+    {
+      Object object;
+      etl::function_mp<Object, const Data&, &Object::member_reference> function(object);
+
+      call(function);
+
+      CHECK(function_called);
+      CHECK(parameter_correct);
+    }
+
+    //*************************************************************************
+    TEST_FIXTURE(SetupFixture, test_const_member_reference_compile_time)
+    {
+      Object object;
+      const etl::function_mp<Object, const Data&, &Object::member_reference> function(object);
+
+      call(function);
+
+      CHECK(function_called);
+      CHECK(parameter_correct);
+    }
+
+    //*************************************************************************
+    TEST_FIXTURE(SetupFixture, test_instance_member_void_compile_time)
+    {
+      function_called = false;
+
+      etl::function_imv<Object, test_static, &Object::member_void> function;
+
+      call(function);
+
+      CHECK(function_called);
+    }
+
+    //*************************************************************************
+    TEST_FIXTURE(SetupFixture, test_const_instance_member_void_compile_time)
+    {
+      function_called = false;
+
+      const etl::function_imv<Object, test_static, &Object::member_void> function;
+
+      call(function);
+
+      CHECK(function_called);
+    }
+
+    //*************************************************************************
+    TEST_FIXTURE(SetupFixture, test_instance_member_parameter_compile_time)
+    {
+      function_called = false;
+
+      etl::function_imp<Object, int, test_static, &Object::member_int> function;
+
+      call(function);
+
+      CHECK(function_called);
+    }
+
+    //*************************************************************************
+    TEST_FIXTURE(SetupFixture, test_const_instance_member_parameter_compile_time)
+    {
+      function_called = false;
+
+      const etl::function_imp<Object, int, test_static, &Object::member_int> function;
+
+      call(function);
+
+      CHECK(function_called);
+    }
+
+    //*************************************************************************
+    TEST_FIXTURE(SetupFixture, test_instance_member_reference_compile_time)
+    {
+      function_called = false;
+
+      etl::function_imp<Object, const Data&, test_static, &Object::member_reference> function;
+
+      call(function);
+
+      CHECK(function_called);
+    }
+
+    //*************************************************************************
+    TEST_FIXTURE(SetupFixture, test_const_instance_member_reference_compile_time)
+    {
+      function_called = false;
+
+      const etl::function_imp<Object, const Data&, test_static, &Object::member_reference> function;
+
+      call(function);
+
+      CHECK(function_called);
+    }
+  };
+}