General.Web/wwwroot/lib/codemirror-5.31.0/test/multi_test.js

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(function() {
  namespace = "multi_";

  function hasSelections(cm) {
    var sels = cm.listSelections();
    var given = (arguments.length - 1) / 4;
    if (sels.length != given)
      throw new Failure("expected " + given + " selections, found " + sels.length);
    for (var i = 0, p = 1; i < given; i++, p += 4) {
      var anchor = Pos(arguments[p], arguments[p + 1]);
      var head = Pos(arguments[p + 2], arguments[p + 3]);
      eqCharPos(sels[i].anchor, anchor, "anchor of selection " + i);
      eqCharPos(sels[i].head, head, "head of selection " + i);
    }
  }
  function hasCursors(cm) {
    var sels = cm.listSelections();
    var given = (arguments.length - 1) / 2;
    if (sels.length != given)
      throw new Failure("expected " + given + " selections, found " + sels.length);
    for (var i = 0, p = 1; i < given; i++, p += 2) {
      eqCursorPos(sels[i].anchor, sels[i].head, "something selected for " + i);
      var head = Pos(arguments[p], arguments[p + 1]);
      eqCharPos(sels[i].head, head, "selection " + i);
    }
  }

  testCM("getSelection", function(cm) {
    select(cm, {anchor: Pos(0, 0), head: Pos(1, 2)}, {anchor: Pos(2, 2), head: Pos(2, 0)});
    eq(cm.getSelection(), "1234\n56\n90");
    eq(cm.getSelection(false).join("|"), "1234|56|90");
    eq(cm.getSelections().join("|"), "1234\n56|90");
  }, {value: "1234\n5678\n90"});

  testCM("setSelection", function(cm) {
    select(cm, Pos(3, 0), Pos(0, 0), {anchor: Pos(2, 5), head: Pos(1, 0)});
    hasSelections(cm, 0, 0, 0, 0,
                  2, 5, 1, 0,
                  3, 0, 3, 0);
    cm.setSelection(Pos(1, 2), Pos(1, 1));
    hasSelections(cm, 1, 2, 1, 1);
    select(cm, {anchor: Pos(1, 1), head: Pos(2, 4)},
           {anchor: Pos(0, 0), head: Pos(1, 3)},
           Pos(3, 0), Pos(2, 2));
    hasSelections(cm, 0, 0, 2, 4,
                  3, 0, 3, 0);
    cm.setSelections([{anchor: Pos(0, 1), head: Pos(0, 2)},
                      {anchor: Pos(1, 1), head: Pos(1, 2)},
                      {anchor: Pos(2, 1), head: Pos(2, 2)}], 1);
    eqCharPos(cm.getCursor("head"), Pos(1, 2));
    eqCharPos(cm.getCursor("anchor"), Pos(1, 1));
    eqCharPos(cm.getCursor("from"), Pos(1, 1));
    eqCharPos(cm.getCursor("to"), Pos(1, 2));
    cm.setCursor(Pos(1, 1));
    hasCursors(cm, 1, 1);
  }, {value: "abcde\nabcde\nabcde\n"});

  testCM("somethingSelected", function(cm) {
    select(cm, Pos(0, 1), {anchor: Pos(0, 3), head: Pos(0, 5)});
    eq(cm.somethingSelected(), true);