type coverInfo struct {
	Package *Package
	Vars    map[string]*CoverVar
}

// loadTestFuncs returns the testFuncs describing the tests that will be run.
// The returned testFuncs is always non-nil, even if an error occurred while
// processing test files.
func loadTestFuncs(ptest *Package) (*testFuncs, error) {
	t := &testFuncs{
		Package: ptest,
	}
	var err error
	for _, file := range ptest.TestGoFiles {

		testFunVV(t, "addVV_g", addVV_g, arg)
		testFunVV(t, "addVV", addVV, arg)

		arg = argVV{a.z, a.y, a.x, a.c}
		testFunVV(t, "addVV_g symmetric", addVV_g, arg)
		testFunVV(t, "addVV symmetric", addVV, arg)

		arg = argVV{a.x, a.z, a.y, a.c}
		testFunVV(t, "subVV_g", subVV_g, arg)
		testFunVV(t, "subVV", subVV, arg)

		arg = argVV{a.y, a.z, a.x, a.c}
		testFunVV(t, "subVV_g symmetric", subVV_g, arg)

      }
    }
  )mlir";

  OwningOpRef<ModuleOp> module_op_ref = ParseModuleOpString(kModuleCode);
  const auto test_func =
      module_op_ref->lookupSymbol<func::FuncOp>("test_fold_constant");
  ASSERT_THAT(test_func, NotNull());

  Operation* mul_op = FindOperationOfType<TF::MulOp>(test_func);
  SmallVector<Value> results = ConstantFoldOpIfPossible(mul_op);
  EXPECT_THAT(results, SizeIs(1));

		maker fileMaker
		tests []testFnc
	}{{
		maker: makeReg{0, ""},
		tests: []testFnc{
			testRemaining{0, 0},
			testWrite{"", 0, nil},
			testWrite{"a", 0, ErrWriteTooLong},
			testReadFrom{fileOps{""}, 0, nil},
			testReadFrom{fileOps{"a"}, 0, ErrWriteTooLong},
			testRemaining{0, 0},
		},
	}, {
		maker: makeReg{1, "a"},
		tests: []testFnc{
			testRemaining{1, 1},

				NodeCIDRMaskSizes:    []int{24},
			},
			expectedAllocatedCIDR: map[int]string{
				0: "10.10.1.0/24",
			},
		},
	}

	// test function
	_, tCtx := ktesting.NewTestContext(t)
	testFunc := func(tc testCase) {
		fakeNodeInformer := test.FakeNodeInformer(tc.fakeNodeHandler)
		nodeList, _ := tc.fakeNodeHandler.List(tCtx, metav1.ListOptions{})
		// Initialize the range allocator.

	)

	vectors := []struct {
		maker fileMaker
		tests []testFnc
	}{{
		maker: makeReg{"", 0},
		tests: []testFnc{
			testRemaining{0, 0},
			testRead{0, "", io.EOF},
			testRead{1, "", io.EOF},
			testWriteTo{nil, 0, nil},
			testRemaining{0, 0},
		},
	}, {
		maker: makeReg{"", 1},
		tests: []testFnc{
			testRemaining{1, 1},
			testRead{5, "", io.ErrUnexpectedEOF},

       {MlirOptimizationPassState::Enabled});

  GraphDef original_graph_def;
  graph_->ToGraphDef(&original_graph_def);

  EXPECT_EQ(
      function_optimization_pass_.Run(
          "test_func", device_set_, config_proto_, function_options_, &graph_,
          flib_.get(), &control_ret_node_names_, &control_rets_updated_),
      Status(absl::StatusCode::kAborted, "aborted"));
  verifyGraph(original_graph_def);

		}
	}
}

func testFunNN(t *testing.T, msg string, f funNN, a argNN) {
	z := f(nil, a.x, a.y)
	if z.cmp(a.z) != 0 {
		t.Errorf("%s%+v\n\tgot z = %v; want %v", msg, a, z, a.z)
	}
}

func TestFunNN(t *testing.T) {
	for _, a := range sumNN {
		arg := a
		testFunNN(t, "add", nat.add, arg)

		arg = argNN{a.z, a.y, a.x}
		testFunNN(t, "add symmetric", nat.add, arg)

CU_pTest CU_add_test(CU_pSuite pSuite, const char* strName, CU_TestFunc pTestFunc);
/**<
 *  This function creates a new test having the specified name 
 *  and function, and adds it to the specified suite.  The new test 
 *  is active and able to be executed during a test run.  At present, 
 *  there is no mechanism for creating a test case independent of a 
 *  suite.  Neither pSuite, strName, nor pTestFunc may be NULL.
 *

	{"variable declared by template", `{{template "nested" $x:=.SI}},{{index $x 1}}`, "[3 4 5],4", tVal, true},

	// User-defined function: test argument evaluator.
	{"testFunc literal", `{{oneArg "joe"}}`, "oneArg=joe", tVal, true},
	{"testFunc .", `{{oneArg .}}`, "oneArg=joe", "joe", true},
}

// These strings are also in testdata/*.
const multiText1 = `
	{{define "x"}}TEXT{{end}}
	{{define "dotV"}}{{.V}}{{end}}