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<meta name="viewport" content="width=device-width, minimum-scale=1.0, initial-scale=1.0, user-scalable=yes">
<title>gr-gapi-auth</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="../../../behaviors/base-url-behavior/base-url-behavior.html">

<script src="gr-gapi-auth.js"></script>

<script>
  suite('gr-rest-api-interface tests', () => {
    let auth;
    let sandbox;

    setup(() => {
      sandbox = sinon.sandbox.create();
      auth = new GrGapiAuth();
      window.gapi = {
        load: sandbox.stub().callsArg(1),
        config: {
          update: sandbox.stub(),
        },
        auth: {
          init: sandbox.stub().callsArg(0),
          authorize: sandbox.stub(),
        },
      };
      sandbox.stub(window, 'fetch').returns(Promise.resolve({ok: true}));
    });

    teardown(() => {
      delete window.gapi;
      sandbox.restore();
    });

    test('exists', () => {
      assert.isOk(auth);
    });

    test('base url support', () => {
      const baseUrl = 'http://foo';
      sandbox.stub(Gerrit.BaseUrlBehavior, 'getBaseUrl').returns(baseUrl);
      sandbox.stub(auth, '_getAccessToken').returns(Promise.resolve('baz'));
      return auth.fetch(baseUrl + '/url', {bar: 'bar'}).then(() => {
        const [url] = fetch.lastCall.args;
        assert.equal(url, 'http://foo/a/url');
      });
    });

    test('fetch signed in', () => {
      sandbox.stub(auth, '_getAccessToken').returns(Promise.resolve('foo'));
      return auth.fetch('/url', {bar: 'bar'}).then(() => {
        assert.isTrue(auth._getAccessToken.called);
        const [url, options] = fetch.lastCall.args;
        assert.equal(url, '/a/url');
        assert.equal(options.bar, 'bar');
        assert.equal(options.headers.get('Authorization'), 'Bearer foo');
      });
    });

    test('fetch not signed in', () => {
      sandbox.stub(auth, '_getAccessToken').returns(Promise.resolve());
      return auth.fetch('/url', {bar: 'bar'}).then(() => {
        assert.isTrue(auth._getAccessToken.called);
        const [url, options] = fetch.lastCall.args;
        assert.equal(url, '/url');
        assert.equal(options.bar, 'bar');
        assert.isUndefined(options.headers);
      });
    });

    test('_getAccessToken returns valid shared token', () => {
      GrGapiAuth._sharedAuthToken = {access_token: 'foo'};
      sandbox.stub(auth, '_isTokenValid').returns(true);
      return auth._getAccessToken().then(token => {
        assert.equal(token, 'foo');
      });
    });

    test('_getAccessToken refreshes token', () => {
      const token = {access_token: 'foo'};
      sandbox.stub(auth, '_loadGapi').returns(Promise.resolve());
      sandbox.stub(auth, '_configureOAuthLibrary').returns(Promise.resolve());
      sandbox.stub(auth, '_refreshToken').returns(Promise.resolve(token));
      sandbox.stub(auth, '_isTokenValid').returns(true)
          .onFirstCall().returns(false);
      return auth._getAccessToken().then(token => {
        assert.isTrue(auth._loadGapi.called);
        assert.isTrue(auth._configureOAuthLibrary.called);
        assert.isTrue(auth._refreshToken.called);
        assert.equal(token, 'foo');
      });
    });

    test('_isTokenValid', () => {
      assert.isFalse(auth._isTokenValid());
      assert.isFalse(auth._isTokenValid({}));
      assert.isFalse(auth._isTokenValid({access_token: 'foo'}));
      assert.isFalse(auth._isTokenValid({
        access_token: 'foo',
        expires_at: Date.now()/1000 - 1,
      }));
      assert.isTrue(auth._isTokenValid({
        access_token: 'foo',
        expires_at: Date.now()/1000 + 1,
      }));
    });

    test('_configureOAuthLibrary', () => {
      sandbox.stub(auth, '_getOAuthConfig').returns({
        auth_url: 'some_auth_url',
        proxy_url: 'some_proxy_url',
        client_id: 'some_client_id',
        email: 'some_email',
      });
      return auth._configureOAuthLibrary().then(() => {
        assert.isTrue(gapi.load.calledWith('config_min'));
        assert.isTrue(auth._getOAuthConfig.called);
        assert.isTrue(gapi.config.update.calledWith(
            'oauth-flow/authUrl', 'some_auth_url'));
        assert.isTrue(gapi.config.update.calledWith(
            'oauth-flow/proxyUrl', 'some_proxy_url'));
        assert.equal(GrGapiAuth._oauthClientId, 'some_client_id');
        assert.equal(GrGapiAuth._oauthEmail, 'some_email');
        assert.isTrue(gapi.auth.init.called);
        assert.isTrue(gapi.load.calledWith('auth'));
      });
    });

    test('_refreshToken no token', () => {
      gapi.auth.authorize.callsArgWith(1, null);
      return auth._refreshToken().catch(reason => {
        assert.equal(reason, 'No token returned');
      });
    });

    test('_refreshToken error', () => {
      gapi.auth.authorize.callsArgWith(1, {error: 'some error'});
      return auth._refreshToken().catch(reason => {
        assert.equal(reason, 'some error');
      });
    });

    test('_refreshToken', () => {
      const token = {};
      gapi.auth.authorize.callsArgWith(1, token);
      return auth._refreshToken().then(t => {
        assert.strictEqual(token, t);
      });
    });

    test('_getOAuthConfig', () => {
      const config = {};
      sandbox.stub(auth, '_getResponseObject').returns(config);
      return auth._getOAuthConfig().then(c => {
        const [url, options] = fetch.lastCall.args;
        assert.equal(url, '/accounts/self/oauthconfig');
        assert.equal(options.credentials, 'same-origin');
        assert.equal(options.headers.get('Accept'), 'application/json');
        assert.strictEqual(c, config);
      });
    });

    test('BaseUrlBehavior', () => {
      sandbox.stub(Gerrit.BaseUrlBehavior, 'getBaseUrl').returns('http://foo');
      sandbox.stub(auth, '_getResponseObject').returns({});
      return auth._getOAuthConfig().then(c => {
        const [url] = fetch.lastCall.args;
        assert.equal(url, 'http://foo/accounts/self/oauthconfig');
      });
    });

    suite('faster gerrit cors', () => {
      setup(() => {
        window.FASTER_GERRIT_CORS = true;
      });

      teardown(() => {
        delete window.FASTER_GERRIT_CORS;
      });

      test('PUT works', () => {
        sandbox.stub(auth, '_getAccessToken').returns(Promise.resolve('foo'));
        const originalOptions = {
          method: 'PUT',
          headers: new Headers({'Content-Type': 'mail/pigeon'}),
        };
        return auth.fetch('/url', originalOptions).then(() => {
          assert.isTrue(auth._getAccessToken.called);
          const [url, options] = fetch.lastCall.args;
          assert.include(url, '$ct=mail%2Fpigeon');
          assert.include(url, '$m=PUT');
          assert.include(url, 'access_token=foo');
          assert.equal(options.method, 'POST');
          assert.equal(options.headers.get('Content-Type'), 'text/plain');
        });
      });
    });
  });
</script>