link library statically when building unit tests

make the meson file link statically the library when building the unit tests
executable so it does not fail on windows
as the symbols are not exported by default

Author: UnixY2K

meson.build

@@ -149,6 +149,18 @@ libsqlitecpp = library(
     # install: true,
     # API version for SQLiteCpp shared library.
     version: '0',)
+if get_option('SQLITECPP_BUILD_TESTS')
+    # for the unit tests we need to link against a static version of SQLiteCpp
+    libsqlitecpp_static = static_library(
+        'sqlitecpp_static',
+        sqlitecpp_srcs,
+        include_directories: sqlitecpp_incl,
+        cpp_args: sqlitecpp_args,
+        dependencies: sqlitecpp_deps,
+        # override the default options
+        override_options: sqlitecpp_opts,)
+        # static libraries do not have a version
+endif
 
 install_headers(
     'include/SQLiteCpp/SQLiteCpp.h',
@@ -167,6 +179,14 @@ sqlitecpp_dep = declare_dependency(
     include_directories: sqlitecpp_incl,
     link_with: libsqlitecpp,
 )
+if get_option('SQLITECPP_BUILD_TESTS')
+    ## make the dependency static so the unit tests can link against it
+    ## (mainly for windows as the symbols are not exported by default)
+    sqlitecpp_static_dep = declare_dependency(
+        include_directories: sqlitecpp_incl,
+        link_with: libsqlitecpp_static,
+    )
+endif
 
 if get_option('SQLITECPP_BUILD_TESTS')
     gtest_dep = dependency(
@@ -175,7 +195,7 @@ if get_option('SQLITECPP_BUILD_TESTS')
                 fallback: ['gtest', 'gtest_dep'])
     sqlitecpp_test_dependencies = [
         gtest_dep,
-        sqlitecpp_dep,
+        sqlitecpp_static_dep,
         sqlite3_dep,
     ]