Implement support for narrowing down tests (config.test)

1 files changed, 44 insertions, 0 deletions

diff --git a/build2/test/common b/build2/test/common
new file mode 100644
index 0000000..e9213b6
--- /dev/null
+++ b/build2/test/common
@@ -0,0 +1,44 @@
+// file      : build2/test/common -*- C++ -*-
+// copyright : Copyright (c) 2014-2017 Code Synthesis Ltd
+// license   : MIT; see accompanying LICENSE file
+
+#ifndef BUILD2_TEST_COMMON
+#define BUILD2_TEST_COMMON
+
+#include <build2/types>
+#include <build2/utility>
+
+#include <build2/target>
+
+namespace build2
+{
+  namespace test
+  {
+    struct common
+    {
+      // The config.test query interface.
+      //
+      const names* test_ = nullptr; // The config.test value if any.
+      scope*       root_ = nullptr; // The root scope for target resolution.
+
+      // Return true if the specified alias target should pass-through to it
+      // prerequisites.
+      //
+      bool
+      pass (target& alias_target) const;
+
+      // Return true if the specified target should be tested.
+      //
+      bool
+      test (target& test_target) const;
+
+      // Return true if the specified target should be tested with the
+      // specified testscript test (or group).
+      //
+      bool
+      test (target& test_target, const path& id_path) const;
+    };
+  }
+}
+
+#endif // BUILD2_TEST_COMMON