build(libconstants): changed over to use external libconstants

this is the same module as before just broken out into its own subproject

tests/config/meson.build

@@ -13,7 +13,6 @@ foreach test_file : test_sources
       test_file,
       dependencies: [gtest_dep, config_dep, gtest_main],
       include_directories: include_directories('../../src/config/public'),
-      link_with: libconst,  # Link the dobj library
       install_rpath: '@loader_path/../../src'  # Ensure runtime library path resolves correctly
   )
 

tests/const/constTest.cpp

@@ -1,109 +0,0 @@
-#include <gtest/gtest.h>
-#include "const.h"
-#include <iostream>
-#include <string>
-#include <vector>
-#include <set>
-#include <sstream>
-
-/**
- * @file constTest.cpp
- * @brief Unit tests for the const class.
- */
-
-/**
- * @brief Test suite for the const class.
- */
-class constTest : public ::testing::Test {
-protected:
-    void SetUp() override {
-        serif::constant::Constants::getInstance();
-    }
-};
-
-/**
- * @test Verify default constructor initializes correctly.
- */
-TEST_F(constTest, DefaultConstructor) {
-    EXPECT_NO_THROW(serif::constant::Constants::getInstance());
-}
-
-/**
- * @test Verify constructor initializes with provided data and metadata.
- */
-TEST_F(constTest, isLoaded) {
-
-    EXPECT_NO_THROW(serif::constant::Constants::getInstance().isLoaded());
-}
-
-/**
- * @test Verify get method returns the correct constant.
- */
-TEST_F(constTest, GetMethod) {
-    serif::constant::Constants& obj = serif::constant::Constants::getInstance();
-    EXPECT_DOUBLE_EQ(obj.get("c").value, 2.99792458e10);
-    EXPECT_EQ(obj.get("c").unit, "cm / s");
-    EXPECT_DOUBLE_EQ(obj.get("c").uncertainty, 0.0);
-    EXPECT_EQ(obj.get("c").reference, "CODATA2022");
-}
-
-/**
- * @test Verify [] opperators returns the correct constant.
- */
-TEST_F(constTest, SubscriptOperator) {
-    serif::constant::Constants& obj = serif::constant::Constants::getInstance();
-    EXPECT_DOUBLE_EQ(obj["c"].value, 2.99792458e10);
-    EXPECT_EQ(obj["c"].unit, "cm / s");
-    EXPECT_DOUBLE_EQ(obj["c"].uncertainty, 0.0);
-    EXPECT_EQ(obj["c"].reference, "CODATA2022");
-}
-
-/**
- * @test Verify that the has method returns the correct values
- */
-TEST_F(constTest, HasMethod) {
-    serif::constant::Constants& obj = serif::constant::Constants::getInstance();
-
-    EXPECT_TRUE(obj.has("c"));
-    EXPECT_FALSE(obj.has("c4"));
-    EXPECT_TRUE(obj.has("hbar"));
-}
-
-TEST_F(constTest, KeysMethod) {
-    serif::constant::Constants& obj = serif::constant::Constants::getInstance();
-    std::set<std::string> checkKeys;
-    checkKeys.insert("c");
-    checkKeys.insert("wienK");
-    checkKeys.insert("hbar");
-    checkKeys.insert("g_h");
-    checkKeys.insert("R_sun");
-
-    std::set<std::string> keys = obj.keys();
-
-    for (const auto& key : checkKeys) {
-        bool found = keys.find(key) != keys.end();
-        EXPECT_TRUE(found);
-    }
-
-    std::set<std::string> checkBadKeys;
-    checkBadKeys.insert("c4");
-    checkBadKeys.insert("wienK4");
-    checkBadKeys.insert("hbar4");
-    checkBadKeys.insert("g_h4");
-    checkBadKeys.insert("R_sun4");
-
-    for (const auto& key : checkBadKeys) {
-        bool found = keys.find(key) != keys.end();
-        EXPECT_FALSE(found);
-    }
-}
-
-TEST_F(constTest, StreamOperator) {
-    serif::constant::Constants& obj = serif::constant::Constants::getInstance();
-    std::ostringstream os;
-
-    os << obj.get("c");
-    std::string expected = "<speed of light in vacuum: 2.99792e+10±0 cm / s (CODATA2022)>\n";
-
-    EXPECT_EQ(os.str(), expected);
-}

tests/const/meson.build

@@ -1,22 +0,0 @@
-# Test files for const
-test_sources = [
-    'constTest.cpp',
-]
-
-foreach test_file : test_sources
-  exe_name = test_file.split('.')[0]
-  message('Building test: ' + exe_name)
-
-  # Create an executable target for each test
-  test_exe = executable(
-      exe_name,
-      test_file,
-      dependencies: [gtest_dep, const_dep, gtest_main],
-      include_directories: include_directories('../../src/constants/public'),
-      link_with: libconst,  # Link the dobj library
-      install_rpath: '@loader_path/../../src'  # Ensure runtime library path resolves correctly
-  )
-
-  # Add the executable as a test
-  test(exe_name, test_exe)
-endforeach

tests/meson.build

@@ -4,7 +4,6 @@ gtest_main = dependency('gtest_main', required: true)
 gtest_nomain_dep = dependency('gtest', main: false, required : true)
 
 # Subdirectories for unit and integration tests
-subdir('const')
 subdir('meshIO')
 subdir('probe')
 subdir('config')