<!DOCTYPE html>
<!--
@license
Copyright (C) 2015 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">
<meta charset="utf-8">
<title>gr-change-metadata</title>

<script src="/node_modules/@webcomponents/webcomponentsjs/custom-elements-es5-adapter.js"></script>

<script src="/node_modules/@webcomponents/webcomponentsjs/webcomponents-lite.js"></script>
<script src="/components/wct-browser-legacy/browser.js"></script>

<test-fixture id="basic">
  <template>
    <gr-change-metadata></gr-change-metadata>
  </template>
</test-fixture>

<script type="module">
import '../../../test/common-test-setup.js';
import '../../core/gr-router/gr-router.js';
import './gr-change-metadata.js';
import {GerritNav} from '../../core/gr-navigation/gr-navigation.js';
import {pluginLoader} from '../../shared/gr-js-api-interface/gr-plugin-loader.js';
import {_testOnly_initGerritPluginApi} from '../../shared/gr-js-api-interface/gr-gerrit.js';

const pluginApi = _testOnly_initGerritPluginApi();

suite('gr-change-metadata tests', () => {
  let element;
  let sandbox;

  setup(() => {
    sandbox = sinon.sandbox.create();
    stub('gr-endpoint-decorator', {
      _import: sandbox.stub().returns(Promise.resolve()),
    });
    stub('gr-rest-api-interface', {
      getConfig() { return Promise.resolve({}); },
      getLoggedIn() { return Promise.resolve(false); },
    });

    element = fixture('basic');
  });

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

  test('computed fields', () => {
    assert.isFalse(element._computeHideStrategy({status: 'NEW'}));
    assert.isTrue(element._computeHideStrategy({status: 'MERGED'}));
    assert.isTrue(element._computeHideStrategy({status: 'ABANDONED'}));
    assert.equal(element._computeStrategy({submit_type: 'CHERRY_PICK'}),
        'Cherry Pick');
    assert.equal(element._computeStrategy({submit_type: 'REBASE_ALWAYS'}),
        'Rebase Always');
  });

  test('computed fields requirements', () => {
    assert.isFalse(element._computeShowRequirements({status: 'MERGED'}));
    assert.isFalse(element._computeShowRequirements({status: 'ABANDONED'}));

    // No labels and no requirements: submit status is useless
    assert.isFalse(element._computeShowRequirements({
      status: 'NEW',
      labels: {},
    }));

    // Work in Progress: submit status should be present
    assert.isTrue(element._computeShowRequirements({
      status: 'NEW',
      labels: {},
      work_in_progress: true,
    }));

    // We have at least one reason to display Submit Status
    assert.isTrue(element._computeShowRequirements({
      status: 'NEW',
      labels: {
        Verified: {
          approved: false,
        },
      },
      requirements: [],
    }));
    assert.isTrue(element._computeShowRequirements({
      status: 'NEW',
      labels: {},
      requirements: [{
        fallback_text: 'Resolve all comments',
        status: 'OK',
      }],
    }));
  });

  test('show strategy for open change', () => {
    element.change = {status: 'NEW', submit_type: 'CHERRY_PICK', labels: {}};
    flushAsynchronousOperations();
    const strategy = element.shadowRoot
        .querySelector('.strategy');
    assert.ok(strategy);
    assert.isFalse(strategy.hasAttribute('hidden'));
    assert.equal(strategy.children[1].innerHTML, 'Cherry Pick');
  });

  test('hide strategy for closed change', () => {
    element.change = {status: 'MERGED', labels: {}};
    flushAsynchronousOperations();
    assert.isTrue(element.shadowRoot
        .querySelector('.strategy').hasAttribute('hidden'));
  });

  test('weblinks use GerritNav interface', () => {
    const weblinksStub = sandbox.stub(GerritNav, '_generateWeblinks')
        .returns([{name: 'stubb', url: '#s'}]);
    element.commitInfo = {};
    element.serverConfig = {};
    flushAsynchronousOperations();
    const webLinks = element.$.webLinks;
    assert.isTrue(weblinksStub.called);
    assert.isFalse(webLinks.hasAttribute('hidden'));
    assert.equal(element._computeWebLinks(element.commitInfo).length, 1);
  });

  test('weblinks hidden when no weblinks', () => {
    element.commitInfo = {};
    element.serverConfig = {};
    flushAsynchronousOperations();
    const webLinks = element.$.webLinks;
    assert.isTrue(webLinks.hasAttribute('hidden'));
  });

  test('weblinks hidden when only gitiles weblink', () => {
    element.commitInfo = {web_links: [{name: 'gitiles', url: '#'}]};
    element.serverConfig = {};
    flushAsynchronousOperations();
    const webLinks = element.$.webLinks;
    assert.isTrue(webLinks.hasAttribute('hidden'));
    assert.equal(element._computeWebLinks(element.commitInfo), null);
  });

  test('weblinks hidden when sole weblink is set as primary', () => {
    const browser = 'browser';
    element.commitInfo = {web_links: [{name: browser, url: '#'}]};
    element.serverConfig = {
      gerrit: {
        primary_weblink_name: browser,
      },
    };
    flushAsynchronousOperations();
    const webLinks = element.$.webLinks;
    assert.isTrue(webLinks.hasAttribute('hidden'));
  });

  test('weblinks are visible when other weblinks', () => {
    const router = document.createElement('gr-router');
    sandbox.stub(GerritNav, '_generateWeblinks',
        router._generateWeblinks.bind(router));

    element.commitInfo = {web_links: [{name: 'test', url: '#'}]};
    flushAsynchronousOperations();
    const webLinks = element.$.webLinks;
    assert.isFalse(webLinks.hasAttribute('hidden'));
    assert.equal(element._computeWebLinks(element.commitInfo).length, 1);
    // With two non-gitiles weblinks, there are two returned.
    element.commitInfo = {
      web_links: [{name: 'test', url: '#'}, {name: 'test2', url: '#'}]};
    assert.equal(element._computeWebLinks(element.commitInfo).length, 2);
  });

  test('weblinks are visible when gitiles and other weblinks', () => {
    const router = document.createElement('gr-router');
    sandbox.stub(GerritNav, '_generateWeblinks',
        router._generateWeblinks.bind(router));

    element.commitInfo = {
      web_links: [{name: 'test', url: '#'}, {name: 'gitiles', url: '#'}]};
    flushAsynchronousOperations();
    const webLinks = element.$.webLinks;
    assert.isFalse(webLinks.hasAttribute('hidden'));
    // Only the non-gitiles weblink is returned.
    assert.equal(element._computeWebLinks(element.commitInfo).length, 1);
  });

  suite('_getNonOwnerRole', () => {
    let change;

    setup(() => {
      change = {
        owner: {
          email: 'abc@def',
          _account_id: 1019328,
        },
        revisions: {
          rev1: {
            _number: 1,
            uploader: {
              email: 'ghi@def',
              _account_id: 1011123,
            },
            commit: {
              author: {email: 'jkl@def'},
              committer: {email: 'ghi@def'},
            },
          },
        },
        current_revision: 'rev1',
      };
    });

    suite('role=uploader', () => {
      test('_getNonOwnerRole for uploader', () => {
        assert.deepEqual(
            element._getNonOwnerRole(change, element._CHANGE_ROLE.UPLOADER),
            {email: 'ghi@def', _account_id: 1011123});
      });

      test('_getNonOwnerRole that it does not return uploader', () => {
        // Set the uploader email to be the same as the owner.
        change.revisions.rev1.uploader._account_id = 1019328;
        assert.isNull(element._getNonOwnerRole(change,
            element._CHANGE_ROLE.UPLOADER));
      });

      test('_getNonOwnerRole null for uploader with no current rev', () => {
        delete change.current_revision;
        assert.isNull(element._getNonOwnerRole(change,
            element._CHANGE_ROLE.UPLOADER));
      });

      test('_computeShowRoleClass show uploader', () => {
        assert.equal(element._computeShowRoleClass(
            change, element._CHANGE_ROLE.UPLOADER), '');
      });

      test('_computeShowRoleClass hide uploader', () => {
        // Set the uploader email to be the same as the owner.
        change.revisions.rev1.uploader._account_id = 1019328;
        assert.equal(element._computeShowRoleClass(change,
            element._CHANGE_ROLE.UPLOADER), 'hideDisplay');
      });
    });

    suite('role=committer', () => {
      test('_getNonOwnerRole for committer', () => {
        assert.deepEqual(
            element._getNonOwnerRole(change, element._CHANGE_ROLE.COMMITTER),
            {email: 'ghi@def'});
      });

      test('_getNonOwnerRole that it does not return committer', () => {
        // Set the committer email to be the same as the owner.
        change.revisions.rev1.commit.committer.email = 'abc@def';
        assert.isNull(element._getNonOwnerRole(change,
            element._CHANGE_ROLE.COMMITTER));
      });

      test('_getNonOwnerRole null for committer with no current rev', () => {
        delete change.current_revision;
        assert.isNull(element._getNonOwnerRole(change,
            element._CHANGE_ROLE.COMMITTER));
      });

      test('_getNonOwnerRole null for committer with no commit', () => {
        delete change.revisions.rev1.commit;
        assert.isNull(element._getNonOwnerRole(change,
            element._CHANGE_ROLE.COMMITTER));
      });

      test('_getNonOwnerRole null for committer with no committer', () => {
        delete change.revisions.rev1.commit.committer;
        assert.isNull(element._getNonOwnerRole(change,
            element._CHANGE_ROLE.COMMITTER));
      });
    });

    suite('role=author', () => {
      test('_getNonOwnerRole for author', () => {
        assert.deepEqual(
            element._getNonOwnerRole(change, element._CHANGE_ROLE.AUTHOR),
            {email: 'jkl@def'});
      });

      test('_getNonOwnerRole that it does not return author', () => {
        // Set the author email to be the same as the owner.
        change.revisions.rev1.commit.author.email = 'abc@def';
        assert.isNull(element._getNonOwnerRole(change,
            element._CHANGE_ROLE.AUTHOR));
      });

      test('_getNonOwnerRole null for author with no current rev', () => {
        delete change.current_revision;
        assert.isNull(element._getNonOwnerRole(change,
            element._CHANGE_ROLE.AUTHOR));
      });

      test('_getNonOwnerRole null for author with no commit', () => {
        delete change.revisions.rev1.commit;
        assert.isNull(element._getNonOwnerRole(change,
            element._CHANGE_ROLE.AUTHOR));
      });

      test('_getNonOwnerRole null for author with no author', () => {
        delete change.revisions.rev1.commit.author;
        assert.isNull(element._getNonOwnerRole(change,
            element._CHANGE_ROLE.AUTHOR));
      });
    });
  });

  test('Push Certificate Validation test BAD', () => {
    const serverConfig = {
      receive: {
        enable_signed_push: true,
      },
    };
    const change = {
      change_id: 'Iad9dc96274af6946f3632be53b106ef80f7ba6ca',
      owner: {
        _account_id: 1019328,
      },
      revisions: {
        rev1: {
          _number: 1,
          push_certificate: {
            key: {
              status: 'BAD',
              problems: [
                'No public keys found for key ID E5E20E52',
              ],
            },
          },
        },
      },
      current_revision: 'rev1',
      status: 'NEW',
      labels: {},
      mergeable: true,
    };
    const result =
        element._computePushCertificateValidation(serverConfig, change);
    assert.equal(result.message,
        'Push certificate is invalid:\n' +
        'No public keys found for key ID E5E20E52');
    assert.equal(result.icon, 'gr-icons:close');
    assert.equal(result.class, 'invalid');
  });

  test('Push Certificate Validation test TRUSTED', () => {
    const serverConfig = {
      receive: {
        enable_signed_push: true,
      },
    };
    const change = {
      change_id: 'Iad9dc96274af6946f3632be53b106ef80f7ba6ca',
      owner: {
        _account_id: 1019328,
      },
      revisions: {
        rev1: {
          _number: 1,
          push_certificate: {
            key: {
              status: 'TRUSTED',
            },
          },
        },
      },
      current_revision: 'rev1',
      status: 'NEW',
      labels: {},
      mergeable: true,
    };
    const result =
        element._computePushCertificateValidation(serverConfig, change);
    assert.equal(result.message,
        'Push certificate is valid and key is trusted');
    assert.equal(result.icon, 'gr-icons:check');
    assert.equal(result.class, 'trusted');
  });

  test('Push Certificate Validation is missing test', () => {
    const serverConfig = {
      receive: {
        enable_signed_push: true,
      },
    };
    const change = {
      change_id: 'Iad9dc96274af6946f3632be53b106ef80f7ba6ca',
      owner: {
        _account_id: 1019328,
      },
      revisions: {
        rev1: {
          _number: 1,
        },
      },
      current_revision: 'rev1',
      status: 'NEW',
      labels: {},
      mergeable: true,
    };
    const result =
        element._computePushCertificateValidation(serverConfig, change);
    assert.equal(result.message,
        'This patch set was created without a push certificate');
    assert.equal(result.icon, 'gr-icons:help');
    assert.equal(result.class, 'help');
  });

  test('_computeParents', () => {
    const parents = [{commit: '123', subject: 'abc'}];
    assert.isUndefined(element._computeParents(
        {revisions: {456: {commit: {parents}}}}));
    assert.isUndefined(element._computeParents(
        {current_revision: '789', revisions: {456: {commit: {parents}}}}));
    assert.equal(element._computeParents(
        {current_revision: '456', revisions: {456: {commit: {parents}}}}),
    parents);
  });

  test('_computeParentsLabel', () => {
    const parent = {commit: 'abc123', subject: 'My parent commit'};
    assert.equal(element._computeParentsLabel([parent]), 'Parent');
    assert.equal(element._computeParentsLabel([parent, parent]),
        'Parents');
  });

  test('_computeParentListClass', () => {
    const parent = {commit: 'abc123', subject: 'My parent commit'};
    assert.equal(element._computeParentListClass([parent], true),
        'parentList nonMerge current');
    assert.equal(element._computeParentListClass([parent], false),
        'parentList nonMerge notCurrent');
    assert.equal(element._computeParentListClass([parent, parent], false),
        'parentList merge notCurrent');
    assert.equal(element._computeParentListClass([parent, parent], true),
        'parentList merge current');
  });

  test('_showAddTopic', () => {
    assert.isTrue(element._showAddTopic(null, false));
    assert.isTrue(element._showAddTopic({base: {topic: null}}, false));
    assert.isFalse(element._showAddTopic({base: {topic: null}}, true));
    assert.isFalse(element._showAddTopic({base: {topic: 'foo'}}, true));
    assert.isFalse(element._showAddTopic({base: {topic: 'foo'}}, false));
  });

  test('_showTopicChip', () => {
    assert.isFalse(element._showTopicChip(null, false));
    assert.isFalse(element._showTopicChip({base: {topic: null}}, false));
    assert.isFalse(element._showTopicChip({base: {topic: null}}, true));
    assert.isFalse(element._showTopicChip({base: {topic: 'foo'}}, true));
    assert.isTrue(element._showTopicChip({base: {topic: 'foo'}}, false));
  });

  test('_showCherryPickOf', () => {
    assert.isFalse(element._showCherryPickOf(null));
    assert.isFalse(element._showCherryPickOf({
      base: {
        cherry_pick_of_change: null,
        cherry_pick_of_patch_set: null,
      },
    }));
    assert.isTrue(element._showCherryPickOf({
      base: {
        cherry_pick_of_change: 123,
        cherry_pick_of_patch_set: 1,
      },
    }));
  });

  suite('Topic removal', () => {
    let change;
    setup(() => {
      change = {
        _number: 'the number',
        actions: {
          topic: {enabled: false},
        },
        change_id: 'the id',
        topic: 'the topic',
        status: 'NEW',
        submit_type: 'CHERRY_PICK',
        labels: {
          test: {
            all: [{_account_id: 1, name: 'bojack', value: 1}],
            default_value: 0,
            values: [],
          },
        },
        removable_reviewers: [],
      };
    });

    test('_computeTopicReadOnly', () => {
      let mutable = false;
      assert.isTrue(element._computeTopicReadOnly(mutable, change));
      mutable = true;
      assert.isTrue(element._computeTopicReadOnly(mutable, change));
      change.actions.topic.enabled = true;
      assert.isFalse(element._computeTopicReadOnly(mutable, change));
      mutable = false;
      assert.isTrue(element._computeTopicReadOnly(mutable, change));
    });

    test('topic read only hides delete button', () => {
      element.account = {};
      element.change = change;
      flushAsynchronousOperations();
      const button = element.shadowRoot
          .querySelector('gr-linked-chip').shadowRoot
          .querySelector('gr-button');
      assert.isTrue(button.hasAttribute('hidden'));
    });

    test('topic not read only does not hide delete button', () => {
      element.account = {test: true};
      change.actions.topic.enabled = true;
      element.change = change;
      flushAsynchronousOperations();
      const button = element.shadowRoot
          .querySelector('gr-linked-chip').shadowRoot
          .querySelector('gr-button');
      assert.isFalse(button.hasAttribute('hidden'));
    });
  });

  suite('Hashtag removal', () => {
    let change;
    setup(() => {
      change = {
        _number: 'the number',
        actions: {
          hashtags: {enabled: false},
        },
        change_id: 'the id',
        hashtags: ['test-hashtag'],
        status: 'NEW',
        submit_type: 'CHERRY_PICK',
        labels: {
          test: {
            all: [{_account_id: 1, name: 'bojack', value: 1}],
            default_value: 0,
            values: [],
          },
        },
        removable_reviewers: [],
      };
    });

    test('_computeHashtagReadOnly', () => {
      flushAsynchronousOperations();
      let mutable = false;
      assert.isTrue(element._computeHashtagReadOnly(mutable, change));
      mutable = true;
      assert.isTrue(element._computeHashtagReadOnly(mutable, change));
      change.actions.hashtags.enabled = true;
      assert.isFalse(element._computeHashtagReadOnly(mutable, change));
      mutable = false;
      assert.isTrue(element._computeHashtagReadOnly(mutable, change));
    });

    test('hashtag read only hides delete button', () => {
      flushAsynchronousOperations();
      element.account = {};
      element.change = change;
      flushAsynchronousOperations();
      const button = element.shadowRoot
          .querySelector('gr-linked-chip').shadowRoot
          .querySelector('gr-button');
      assert.isTrue(button.hasAttribute('hidden'));
    });

    test('hashtag not read only does not hide delete button', () => {
      flushAsynchronousOperations();
      element.account = {test: true};
      change.actions.hashtags.enabled = true;
      element.change = change;
      flushAsynchronousOperations();
      const button = element.shadowRoot
          .querySelector('gr-linked-chip').shadowRoot
          .querySelector('gr-button');
      assert.isFalse(button.hasAttribute('hidden'));
    });
  });

  suite('remove reviewer votes', () => {
    setup(() => {
      sandbox.stub(element, '_computeTopicReadOnly').returns(true);
      element.change = {
        _number: 42,
        change_id: 'the id',
        actions: [],
        topic: 'the topic',
        status: 'NEW',
        submit_type: 'CHERRY_PICK',
        labels: {
          test: {
            all: [{_account_id: 1, name: 'bojack', value: 1}],
            default_value: 0,
            values: [],
          },
        },
        removable_reviewers: [],
      };
      flushAsynchronousOperations();
    });

    suite('assignee field', () => {
      const dummyAccount = {
        _account_id: 1,
        name: 'bojack',
      };
      const change = {
        actions: {
          assignee: {enabled: false},
        },
        assignee: dummyAccount,
      };
      let deleteStub;
      let setStub;

      setup(() => {
        deleteStub = sandbox.stub(element.$.restAPI, 'deleteAssignee');
        setStub = sandbox.stub(element.$.restAPI, 'setAssignee');
        element.serverConfig = {
          change: {
            enable_assignee: true,
          },
        };
      });

      test('changing change recomputes _assignee', () => {
        assert.isFalse(!!element._assignee.length);
        const change = element.change;
        change.assignee = dummyAccount;
        element._changeChanged(change);
        assert.deepEqual(element._assignee[0], dummyAccount);
      });

      test('modifying _assignee calls API', () => {
        assert.isFalse(!!element._assignee.length);
        element.set('_assignee', [dummyAccount]);
        assert.isTrue(setStub.calledOnce);
        assert.deepEqual(element.change.assignee, dummyAccount);
        element.set('_assignee', [dummyAccount]);
        assert.isTrue(setStub.calledOnce);
        element.set('_assignee', []);
        assert.isTrue(deleteStub.calledOnce);
        assert.equal(element.change.assignee, undefined);
        element.set('_assignee', []);
        assert.isTrue(deleteStub.calledOnce);
      });

      test('_computeAssigneeReadOnly', () => {
        let mutable = false;
        assert.isTrue(element._computeAssigneeReadOnly(mutable, change));
        mutable = true;
        assert.isTrue(element._computeAssigneeReadOnly(mutable, change));
        change.actions.assignee.enabled = true;
        assert.isFalse(element._computeAssigneeReadOnly(mutable, change));
        mutable = false;
        assert.isTrue(element._computeAssigneeReadOnly(mutable, change));
      });
    });

    test('changing topic', () => {
      const newTopic = 'the new topic';
      sandbox.stub(element.$.restAPI, 'setChangeTopic').returns(
          Promise.resolve(newTopic));
      element._handleTopicChanged({}, newTopic);
      const topicChangedSpy = sandbox.spy();
      element.addEventListener('topic-changed', topicChangedSpy);
      assert.isTrue(element.$.restAPI.setChangeTopic.calledWith(
          42, newTopic));
      return element.$.restAPI.setChangeTopic.lastCall.returnValue
          .then(() => {
            assert.equal(element.change.topic, newTopic);
            assert.isTrue(topicChangedSpy.called);
          });
    });

    test('topic removal', () => {
      sandbox.stub(element.$.restAPI, 'setChangeTopic').returns(
          Promise.resolve());
      const chip = element.shadowRoot
          .querySelector('gr-linked-chip');
      const remove = chip.$.remove;
      const topicChangedSpy = sandbox.spy();
      element.addEventListener('topic-changed', topicChangedSpy);
      MockInteractions.tap(remove);
      assert.isTrue(chip.disabled);
      assert.isTrue(element.$.restAPI.setChangeTopic.calledWith(
          42, null));
      return element.$.restAPI.setChangeTopic.lastCall.returnValue
          .then(() => {
            assert.isFalse(chip.disabled);
            assert.equal(element.change.topic, '');
            assert.isTrue(topicChangedSpy.called);
          });
    });

    test('changing hashtag', () => {
      flushAsynchronousOperations();
      element._newHashtag = 'new hashtag';
      const newHashtag = ['new hashtag'];
      sandbox.stub(element.$.restAPI, 'setChangeHashtag').returns(
          Promise.resolve(newHashtag));
      element._handleHashtagChanged({}, 'new hashtag');
      assert.isTrue(element.$.restAPI.setChangeHashtag.calledWith(
          42, {add: ['new hashtag']}));
      return element.$.restAPI.setChangeHashtag.lastCall.returnValue
          .then(() => {
            assert.equal(element.change.hashtags, newHashtag);
          });
    });
  });

  test('editTopic', () => {
    element.account = {test: true};
    element.change = {actions: {topic: {enabled: true}}};
    flushAsynchronousOperations();

    const label = element.shadowRoot
        .querySelector('.topicEditableLabel');
    assert.ok(label);
    sandbox.stub(label, 'open');
    element.editTopic();
    flushAsynchronousOperations();

    assert.isTrue(label.open.called);
  });

  suite('plugin endpoints', () => {
    test('endpoint params', done => {
      element.change = {labels: {}};
      element.revision = {};
      let hookEl;
      let plugin;
      pluginApi.install(
          p => {
            plugin = p;
            plugin.hook('change-metadata-item').getLastAttached()
                .then(el => hookEl = el);
          },
          '0.1',
          'http://some/plugins/url.html');
      pluginLoader.loadPlugins([]);
      flush(() => {
        assert.strictEqual(hookEl.plugin, plugin);
        assert.strictEqual(hookEl.change, element.change);
        assert.strictEqual(hookEl.revision, element.revision);
        done();
      });
    });
  });
});
</script>