<!DOCTYPE html>
<!--
Copyright (C) 2016 The Android Open Source Project

Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at

http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
-->

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

<script src="../../../bower_components/webcomponentsjs/webcomponents-lite.min.js"></script>
<script src="../../../bower_components/web-component-tester/browser.js"></script>
<link rel="import" href="../../../test/common-test-setup.html"/>
<link rel="import" href="gr-error-manager.html">

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

<test-fixture id="basic">
  <template>
    <gr-error-manager></gr-error-manager>
  </template>
</test-fixture>

<script>
  suite('gr-error-manager tests', () => {
    let element;
    let sandbox;

    setup(() => {
      sandbox = sinon.sandbox.create();
      stub('gr-rest-api-interface', {
        getLoggedIn() { return Promise.resolve(true); },
      });
      element = fixture('basic');
    });

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

    test('does not show auth error on 403 by default', done => {
      const showAuthErrorStub = sandbox.stub(element, '_showAuthErrorAlert');
      const responseText = Promise.resolve('server says no.');
      element.fire('server-error',
          {response: {status: 403, text() { return responseText; }}}
      );
      Promise.all([
        element.$.restAPI.getLoggedIn.lastCall.returnValue,
        responseText,
      ]).then(() => {
        assert.isFalse(showAuthErrorStub.calledOnce);
        done();
      });
    });

    test('shows auth error on 403 and Authentication required', done => {
      const showAuthErrorStub = sandbox.stub(element, '_showAuthErrorAlert');
      const responseText = Promise.resolve('Authentication required\n');
      element.fire('server-error',
          {response: {status: 403, text() { return responseText; }}}
      );
      Promise.all([
        element.$.restAPI.getLoggedIn.lastCall.returnValue,
        responseText,
      ]).then(() => {
        assert.isTrue(showAuthErrorStub.calledOnce);
        done();
      });
    });

    test('show logged in error', () => {
      sandbox.stub(element, '_showAuthErrorAlert');
      element.fire('show-auth-required');
      assert.isTrue(element._showAuthErrorAlert.calledWithExactly(
          'Log in is required to perform that action.', 'Log in.'));
    });

    test('show normal server error', done => {
      const showAlertStub = sandbox.stub(element, '_showAlert');
      const textSpy = sandbox.spy(() => { return Promise.resolve('ZOMG'); });
      element.fire('server-error', {response: {status: 500, text: textSpy}});

      assert.isTrue(textSpy.called);
      Promise.all([
        element.$.restAPI.getLoggedIn.lastCall.returnValue,
        textSpy.lastCall.returnValue,
      ]).then(() => {
        assert.isTrue(showAlertStub.calledOnce);
        assert.isTrue(showAlertStub.lastCall.calledWithExactly(
            'Server error: ZOMG'));
        done();
      });
    });

    test('suppress TOO_MANY_FILES error', done => {
      const showAlertStub = sandbox.stub(element, '_showAlert');
      const textSpy = sandbox.spy(() => {
        return Promise.resolve('too many files to find conflicts');
      });
      element.fire('server-error', {response: {status: 500, text: textSpy}});

      assert.isTrue(textSpy.called);
      Promise.all([
        element.$.restAPI.getLoggedIn.lastCall.returnValue,
        textSpy.lastCall.returnValue,
      ]).then(() => {
        assert.isFalse(showAlertStub.called);
        done();
      });
    });

    test('show network error', done => {
      const consoleErrorStub = sandbox.stub(console, 'error');
      const showAlertStub = sandbox.stub(element, '_showAlert');
      element.fire('network-error', {error: new Error('ZOMG')});
      flush(() => {
        assert.isTrue(showAlertStub.calledOnce);
        assert.isTrue(showAlertStub.lastCall.calledWithExactly(
            'Server unavailable'));
        assert.isTrue(consoleErrorStub.calledOnce);
        assert.isTrue(consoleErrorStub.lastCall.calledWithExactly('ZOMG'));
        done();
      });
    });

    test('show auth refresh toast', done => {
      const refreshStub = sandbox.stub(element.$.restAPI, 'checkCredentials',
          () => { return Promise.resolve(true); });
      const toastSpy = sandbox.spy(element, '_createToastAlert');
      const windowOpen = sandbox.stub(window, 'open');
      const responseText = Promise.resolve('Authentication required\n');
      element.fire('server-error',
          {response: {status: 403, text() { return responseText; }}}
      );
      Promise.all([
        element.$.restAPI.getLoggedIn.lastCall.returnValue,
        responseText,
      ]).then(() => {
        assert.isTrue(toastSpy.called);
        let toast = toastSpy.lastCall.returnValue;
        assert.isOk(toast);
        assert.include(
            Polymer.dom(toast.root).textContent, 'Auth error');
        assert.include(
            Polymer.dom(toast.root).textContent, 'Refresh credentials.');

        assert.isFalse(windowOpen.called);
        MockInteractions.tap(toast.$$('gr-button.action'));
        assert.isTrue(windowOpen.called);

        // @see Issue 5822: noopener breaks closeAfterLogin
        assert.equal(windowOpen.lastCall.args[2].indexOf('noopener=yes'),
            -1);

        const hideToastSpy = sandbox.spy(toast, 'hide');

        element._handleWindowFocus();
        assert.isTrue(refreshStub.called);
        element.flushDebouncer('checkLoggedIn');
        flush(() => {
          assert.isTrue(refreshStub.called);
          assert.isTrue(hideToastSpy.called);

          assert.notStrictEqual(toastSpy.lastCall.returnValue, toast);
          toast = toastSpy.lastCall.returnValue;
          assert.isOk(toast);
          assert.include(
              Polymer.dom(toast.root).textContent, 'Credentials refreshed');
          done();
        });
      });
    });

    test('show alert', () => {
      const alertObj = {message: 'foo'};
      sandbox.stub(element, '_showAlert');
      element.fire('show-alert', alertObj);
      assert.isTrue(element._showAlert.calledOnce);
      assert.equal(element._showAlert.lastCall.args[0], 'foo');
      assert.isNotOk(element._showAlert.lastCall.args[1]);
      assert.isNotOk(element._showAlert.lastCall.args[2]);
    });

    test('checks stale credentials on visibility change', () => {
      const refreshStub = sandbox.stub(element.$.restAPI,
          'checkCredentials');
      sandbox.stub(Date, 'now').returns(999999);
      element._lastCredentialCheck = 0;
      element._handleVisibilityChange();

      // Since there is no known account, it should not test credentials.
      assert.isFalse(refreshStub.called);
      assert.equal(element._lastCredentialCheck, 0);

      element.knownAccountId = 123;
      element._handleVisibilityChange();

      // Should test credentials, since there is a known account.
      assert.isTrue(refreshStub.called);
      assert.equal(element._lastCredentialCheck, 999999);
    });

    test('refresh loop continues on credential fail', done => {
      const accountPromise = Promise.resolve(null);
      sandbox.stub(element.$.restAPI, 'checkCredentials')
          .returns(accountPromise);
      const requestCheckStub = sandbox.stub(element, '_requestCheckLoggedIn');
      const handleRefreshStub = sandbox.stub(element,
          '_handleCredentialRefreshed');
      const reloadStub = sandbox.stub(element, '_reloadPage');

      element._refreshingCredentials = true;
      element._checkSignedIn();

      accountPromise.then(() => {
        assert.isTrue(requestCheckStub.called);
        assert.isFalse(handleRefreshStub.called);
        assert.isFalse(reloadStub.called);
        done();
      });
    });

    test('refreshes with same credentials', done => {
      const accountPromise = Promise.resolve({_account_id: 1234});
      sandbox.stub(element.$.restAPI, 'checkCredentials')
          .returns(accountPromise);
      const requestCheckStub = sandbox.stub(element, '_requestCheckLoggedIn');
      const handleRefreshStub = sandbox.stub(element,
          '_handleCredentialRefreshed');
      const reloadStub = sandbox.stub(element, '_reloadPage');

      element.knownAccountId = 1234;
      element._refreshingCredentials = true;
      element._checkSignedIn();

      accountPromise.then(() => {
        assert.isFalse(requestCheckStub.called);
        assert.isTrue(handleRefreshStub.called);
        assert.isFalse(reloadStub.called);
        done();
      });
    });

    test('reloads when refreshed credentials differ', done => {
      const accountPromise = Promise.resolve({_account_id: 1234});
      sandbox.stub(element.$.restAPI, 'checkCredentials')
          .returns(accountPromise);
      const requestCheckStub = sandbox.stub(element, '_requestCheckLoggedIn');
      const handleRefreshStub = sandbox.stub(element,
          '_handleCredentialRefreshed');
      const reloadStub = sandbox.stub(element, '_reloadPage');

      element.knownAccountId = 4321; // Different from 1234
      element._refreshingCredentials = true;
      element._checkSignedIn();

      accountPromise.then(() => {
        assert.isFalse(requestCheckStub.called);
        assert.isFalse(handleRefreshStub.called);
        assert.isTrue(reloadStub.called);
        done();
      });
    });

    test('_showAlert hides existing alerts', () => {
      element._alertElement = element._createToastAlert();
      const hideStub = sandbox.stub(element, '_hideAlert');
      element._showAlert();
      assert.isTrue(hideStub.calledOnce);
    });
  });
</script>