1 files changed, 133 insertions, 0 deletions
diff --git a/comm/calendar/test/unit/test_relation.js b/comm/calendar/test/unit/test_relation.js
new file mode 100644
index 0000000000..148d5a6118
--- /dev/null
+++ b/comm/calendar/test/unit/test_relation.js
@@ -0,0 +1,133 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+var { XPCOMUtils } = ChromeUtils.importESModule("resource://gre/modules/XPCOMUtils.sys.mjs");
+
+XPCOMUtils.defineLazyModuleGetters(this, {
+  CalEvent: "resource:///modules/CalEvent.jsm",
+  CalRelation: "resource:///modules/CalRelation.jsm",
+});
+
+function run_test() {
+  // Create Relation
+  let relation1 = new CalRelation();
+
+  // Create Items
+  let event1 = new CalEvent();
+  let event2 = new CalEvent();
+
+  // Testing relation set/get.
+  let properties = {
+    relType: "PARENT",
+    relId: event2.id,
+  };
+
+  for (let [property, value] of Object.entries(properties)) {
+    relation1[property] = value;
+    equal(relation1[property], value);
+  }
+
+  // Add relation to event
+  event1.addRelation(relation1);
+
+  // Add 2nd relation to event.
+  let relation2 = new CalRelation();
+  relation2.relId = "myid2";
+  event1.addRelation(relation2);
+
+  // Check the item functions
+  checkRelations(event1, [relation1, relation2]);
+
+  // modify the Relations
+  modifyRelations(event1, [relation1, relation2]);
+
+  // test icalproperty
+  // eslint-disable-next-line no-unused-expressions
+  relation2.icalProperty;
+
+  test_icalprop();
+}
+
+function checkRelations(event, expRel) {
+  let allRel = event.getRelations();
+  equal(allRel.length, expRel.length);
+
+  // check if all expacted relations are found
+  for (let i = 0; i < expRel.length; i++) {
+    ok(allRel.includes(expRel[i]));
+  }
+
+  // Check if all found relations are expected
+  for (let i = 0; i < allRel.length; i++) {
+    ok(expRel.includes(allRel[i]));
+  }
+}
+
+function modifyRelations(event, oldRel) {
+  let allRel = event.getRelations();
+  let rel = allRel[0];
+
+  // modify the properties
+  rel.relType = "SIBLING";
+  equal(rel.relType, "SIBLING");
+  equal(rel.relType, allRel[0].relType);
+
+  // remove one relation
+  event.removeRelation(rel);
+  equal(event.getRelations().length, oldRel.length - 1);
+
+  // add one relation and remove all relations
+  event.addRelation(oldRel[0]);
+  event.removeAllRelations();
+  equal(event.getRelations(), 0);
+}
+
+function test_icalprop() {
+  let rel = new CalRelation();
+
+  rel.relType = "SIBLING";
+  rel.setParameter("X-PROP", "VAL");
+  rel.relId = "value";
+
+  let prop = rel.icalProperty;
+  let propOrig = rel.icalProperty;
+
+  equal(rel.icalString, prop.icalString);
+
+  equal(prop.value, "value");
+  equal(prop.getParameter("X-PROP"), "VAL");
+  equal(prop.getParameter("RELTYPE"), "SIBLING");
+
+  prop.value = "changed";
+  prop.setParameter("RELTYPE", "changedtype");
+  prop.setParameter("X-PROP", "changedxprop");
+
+  equal(rel.relId, "value");
+  equal(rel.getParameter("X-PROP"), "VAL");
+  equal(rel.relType, "SIBLING");
+
+  rel.icalProperty = prop;
+
+  equal(rel.relId, "changed");
+  equal(rel.getParameter("X-PROP"), "changedxprop");
+  equal(rel.relType, "changedtype");
+
+  rel.icalString = propOrig.icalString;
+
+  equal(rel.relId, "value");
+  equal(rel.getParameter("X-PROP"), "VAL");
+  equal(rel.relType, "SIBLING");
+
+  let rel2 = rel.clone();
+  rel.icalProperty = prop;
+
+  notEqual(rel.icalString, rel2.icalString);
+
+  rel.deleteParameter("X-PROP");
+  equal(rel.icalProperty.getParameter("X-PROP"), null);
+
+  throws(() => {
+    rel.icalString = "X-UNKNOWN:value";
+  }, /Illegal value/);
+}