TST: add unit test for two functions

test/core/js/modules/caosdb.js.js

@@ -661,3 +661,19 @@ QUnit.test("getPropertyFromElement", async function(assert) {
     });
 
 });
+
+QUnit.test("input2caosdbDate", function(assert) {
+    assert.ok(input2caosdbDate);
+    assert.equal(input2caosdbDate("2023-10-18","10:10:10", "1234"), "2023-10-18T10:10:10.1234")
+    assert.equal(input2caosdbDate("2023-10-18","10:10:10", ""), "2023-10-18T10:10:10")
+});
+
+QUnit.test("caosdb2InputDate", function(assert) {
+    assert.ok(caosdb2InputDate);
+    arr1 = caosdb2InputDate("2023-10-18T10:10:10.1234")
+    arr2=["2023-10-18","10:10:10", "1234"]
+    assert.ok(arr1.length === arr2.length && arr1.every((value, index) => value === arr2[index]))
+    assert.ok(arr1.length === arr2.length && arr1.every((value, index) => value === arr2[index]))
+    arr1 = caosdb2InputDate("2023-10-18T10:10:10")
+    arr2=["2023-10-18","10:10:10", ""]
+});