Move to meson build configuration

cmake is Deprecated

Signed-off-by: John Chung <john.chung@arm.com>
Change-Id: I9d08b087828aa5a16f601785dcb7868704ec73a3
diff --git a/tests/meson.build b/tests/meson.build
new file mode 100644
index 0000000..0d381a6
--- /dev/null
+++ b/tests/meson.build
@@ -0,0 +1,46 @@
+gtest = dependency('gtest', main: true, disabler: true, required: false)
+gmock = dependency('gmock', disabler: true, required: false)
+if not gtest.found() or not gmock.found()
+    gtest_proj = import('cmake').subproject('googletest', required: false)
+    if gtest_proj.found()
+        gtest = declare_dependency(
+            dependencies: [
+                dependency('threads'),
+                gtest_proj.dependency('gtest'),
+                gtest_proj.dependency('gtest_main'),
+            ]
+        )
+        gmock = gtest_proj.dependency('gmock')
+    else
+        assert(
+            not get_option('tests').allowed(),
+            'Googletest is required if tests are enabled'
+        )
+    endif
+endif
+
+sources = [
+  'ir-tests.cpp',
+  'test-utils.cpp',
+]
+
+test_include_dirs = ['.', '..']
+
+run_command('cp', '-r', '../specification/json/', meson.current_build_dir())
+run_command('mv', meson.current_build_dir() / 'json', meson.current_build_dir() / 'specification')
+
+tests = ['cper-tests']
+
+test('test-cper-tests',
+      executable('cper-tests',
+                  sources,
+                  implicit_include_directories: false,
+                  include_directories:include_directories(test_include_dirs),
+                  cpp_args: '-fpermissive',
+                  dependencies: [
+                    libcper_parse,
+                    libcper_generate,
+                    json_c_dep,
+                    gtest,
+                    gmock])
+)