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<meta name="viewport" content="width=device-width, minimum-scale=1.0, initial-scale=1.0, user-scalable=yes">
<title>gr-editable-label</title>

<script src="/bower_components/webcomponentsjs/custom-elements-es5-adapter.js"></script>

<script src="/bower_components/webcomponentsjs/webcomponents-lite.js"></script>
<script src="/bower_components/web-component-tester/browser.js"></script>
<link rel="import" href="../../../test/common-test-setup.html"/>
<script src="/bower_components/iron-test-helpers/mock-interactions.js"></script>

<link rel="import" href="gr-editable-label.html">

<script>void(0);</script>

<test-fixture id="basic">
  <template>
    <gr-editable-label
        value="value text"
        placeholder="label text"></gr-editable-label>
  </template>
</test-fixture>

<test-fixture id="no-placeholder">
  <template>
    <gr-editable-label value=""></gr-editable-label>
  </template>
</test-fixture>

<test-fixture id="read-only">
  <template>
    <gr-editable-label
        read-only
        value="value text"
        placeholder="label text"></gr-editable-label>
  </template>
</test-fixture>

<script>
  suite('gr-editable-label tests', () => {
    let element;
    let elementNoPlaceholder;
    let input;
    let label;
    let sandbox;

    setup(done => {
      element = fixture('basic');
      elementNoPlaceholder = fixture('no-placeholder');

      label = element.$$('label');
      sandbox = sinon.sandbox.create();
      flush(() => {
        // In Polymer 2 inputElement isn't nativeInput anymore
        input = element.$.input.$.nativeInput || element.$.input.inputElement;
        done();
      });
    });

    teardown(() => {
      sandbox.restore();
    });

    test('element render', () => {
      // The dropdown is closed and the label is visible:
      assert.isFalse(element.$.dropdown.opened);
      assert.isTrue(label.classList.contains('editable'));
      assert.equal(label.textContent, 'value text');
      const focusSpy = sandbox.spy(input, 'focus');
      const showSpy = sandbox.spy(element, '_showDropdown');

      MockInteractions.tap(label);

      return showSpy.lastCall.returnValue.then(() => {
        // The dropdown is open (which covers up the label):
        assert.isTrue(element.$.dropdown.opened);
        assert.isTrue(focusSpy.called);
        assert.equal(input.value, 'value text');
      });
    });

    test('title with placeholder', done => {
      assert.equal(element.title, 'value text');
      element.value = '';

      element.async(() => {
        assert.equal(element.title, 'label text');
        done();
      });
    });

    test('title without placeholder', done => {
      assert.equal(elementNoPlaceholder.title, '');
      element.value = 'value text';

      element.async(() => {
        assert.equal(element.title, 'value text');
        done();
      });
    });

    test('edit value', done => {
      const editedStub = sandbox.stub();
      element.addEventListener('changed', editedStub);
      assert.isFalse(element.editing);

      MockInteractions.tap(label);

      Polymer.dom.flush();

      assert.isTrue(element.editing);
      element._inputText = 'new text';

      assert.isFalse(editedStub.called);

      element.async(() => {
        assert.isTrue(editedStub.called);
        assert.equal(input.value, 'new text');
        assert.isFalse(element.editing);
        done();
      });

      // Press enter:
      MockInteractions.keyDownOn(input, 13);
    });

    test('save button', done => {
      const editedStub = sandbox.stub();
      element.addEventListener('changed', editedStub);
      assert.isFalse(element.editing);

      MockInteractions.tap(label);

      Polymer.dom.flush();

      assert.isTrue(element.editing);
      element._inputText = 'new text';

      assert.isFalse(editedStub.called);

      element.async(() => {
        assert.isTrue(editedStub.called);
        assert.equal(input.value, 'new text');
        assert.isFalse(element.editing);
        done();
      });

      // Press enter:
      MockInteractions.tap(element.$.saveBtn, 13);
    });

    test('edit and then escape key', done => {
      const editedStub = sandbox.stub();
      element.addEventListener('changed', editedStub);
      assert.isFalse(element.editing);

      MockInteractions.tap(label);

      Polymer.dom.flush();

      assert.isTrue(element.editing);
      element._inputText = 'new text';

      assert.isFalse(editedStub.called);

      element.async(() => {
        assert.isFalse(editedStub.called);
        // Text changes sould be discarded.
        assert.equal(input.value, 'value text');
        assert.isFalse(element.editing);
        done();
      });

      // Press escape:
      MockInteractions.keyDownOn(input, 27);
    });

    test('cancel button', done => {
      const editedStub = sandbox.stub();
      element.addEventListener('changed', editedStub);
      assert.isFalse(element.editing);

      MockInteractions.tap(label);

      Polymer.dom.flush();

      assert.isTrue(element.editing);
      element._inputText = 'new text';

      assert.isFalse(editedStub.called);

      element.async(() => {
        assert.isFalse(editedStub.called);
        // Text changes sould be discarded.
        assert.equal(input.value, 'value text');
        assert.isFalse(element.editing);
        done();
      });

      // Press escape:
      MockInteractions.tap(element.$.cancelBtn);
    });
  });

  suite('gr-editable-label read-only tests', () => {
    let element;
    let label;

    setup(() => {
      element = fixture('read-only');
      label = element.$$('label');
    });

    test('disallows edit when read-only', () => {
      // The dropdown is closed.
      assert.isFalse(element.$.dropdown.opened);
      MockInteractions.tap(label);

      Polymer.dom.flush();

      // The dropdown is still closed.
      assert.isFalse(element.$.dropdown.opened);
    });

    test('label is not marked as editable', () => {
      assert.isFalse(label.classList.contains('editable'));
    });
  });
</script>