message: Add unit test for matrix dropdown + defaultValue:
diff: @@ -578,6 +578,35 @@ QUnit.test("Matrixdropdown booleanDefaultValue", function(assert) {
  );
  });
  +QUnit.test("Matrixdropdown defaultValue", function(assert) {
  + var survey = new SurveyModel({
  + questions: [
  + {
  + type: "matrixdropdown",
  + name: "q1",
  + defaultValue: { row1: { col1: 1 } },
  + columns: [
  + {
  + name: "col1",
  + choices: [1, 2, 3]
  + }
  + ],
  + rows: [
  + {
  + value: "row1"
  + }
  + ]
  + }
  + ]
  + });
  + var question = <QuestionMatrixDropdownModel>survey.getQuestionByName("q1");
  + assert.deepEqual(
  + question.value,
  + { row1: { col1: 1 } },
  + "default value has been assign"
  + );
  +});
  +
  QUnit.test("Matrixdropdown isRequiredInAllRows", function(assert) {
  var question = new QuestionMatrixDynamicModel("matrix");
  question.rowCount = 2;
  