Add unit tests for matfaust.lazylinop.blkdiag.

misc/test/src/Matlab/LazyLinearOpBlkDiagTest.m

+classdef LazyLinearOpBlkDiagTest < LazyLinearOpTest
+
+	properties (Constant = true)
+        %
+	end
+
+	methods(TestClassSetup)
+	end
+
+    methods (TestMethodSetup)
+
+        function addFaustToPath(this)
+			addpath(this.faust_paths{:})
+        	set_path
+		end
+
+		function instantiateTestFaust(this)
+            import matfaust.rand
+            A = rand(12, 14);
+            B = rand(13, 15);
+            C = rand(14, 16);
+			this.lop = matfaust.lazylinop.blkdiag(A, B, C)
+            this.lopA = blkdiag(full(A), full(B), full(C));
+			this.lop2 = matfaust.lazylinop.blkdiag(A+A, B+B, C+C);
+            this.lop2A = blkdiag(2*full(A), 2*full(B), 2*full(C));
+			this.lop3 = matfaust.lazylinop.blkdiag(C.', B.', A.');
+            this.lop3A = blkdiag(full(C.'), full(B.'), full(A.'));
+		end
+    end
+
+	methods(TestMethodTeardown)
+
+	end
+
+end