Adding passing unit test for Boltable, in which Boltable is declared …

…before target context.

src/autowiring/test/BoltTest.cpp

@@ -194,3 +194,32 @@ TEST_F(BoltTest, EmptyBolt) {
     ASSERT_EQ(1, innerSo->count) << "ContextCreated() called incorrect number of times";
   }
 }
+
+class PipelineBoltable: public Boltable<Pipeline> {
+  static int numCons;
+  static int numDest;
+
+public:
+  static int ConstructedNum() {return numCons;}
+  static int DestructedNum() {return numDest;}
+
+  PipelineBoltable() {++numCons;}
+  ~PipelineBoltable() {++numDest;}
+};
+int PipelineBoltable::numCons = 0;
+int PipelineBoltable::numDest = 0;
+
+TEST_F(BoltTest, BoltBeforeContext) {
+  AutoCurrentContext ctxt;
+  AutoEnable<PipelineBoltable>();
+  ASSERT_EQ(0, PipelineBoltable::ConstructedNum()) << "Instantiated Boltable without context";
+  auto otherCtx = ctxt->Create<OtherContext>();
+  ASSERT_EQ(0, PipelineBoltable::ConstructedNum()) << "Instantiated on creation of unmatched context";
+
+  {
+    auto created = ctxt->Create<Pipeline>();
+    ASSERT_EQ(1, PipelineBoltable::ConstructedNum()) << "Failed to instantiate on creation of matching context";
+  }
+  ASSERT_EQ(1, PipelineBoltable::DestructedNum()) << "Failed to be destroyed with matching context";
+}
+