TypeScript theme.NbTreeGridDataSourceBuilder类代码示例

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原作者: [db:作者] 来自: [db:来源] 收藏邀请

本文整理汇总了TypeScript中@nebular/theme.NbTreeGridDataSourceBuilder类的典型用法代码示例。如果您正苦于以下问题：TypeScript NbTreeGridDataSourceBuilder类的具体用法？TypeScript NbTreeGridDataSourceBuilder怎么用？TypeScript NbTreeGridDataSourceBuilder使用的例子？那么恭喜您, 这里精选的类代码示例或许可以为您提供帮助。

在下文中一共展示了NbTreeGridDataSourceBuilder类的2个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于我们的系统推荐出更棒的TypeScript代码示例。

示例1: describe

  describe('NbTreeGridDataSourceBuilder custom node getters', () => {
    const mockConnectionViewer = { viewChange: EMPTY };
    const getters: NbGetters<CustomStructure, CustomStructure> = {
      dataGetter: node => node,
      childrenGetter: node => node.childNodes,
      expandedGetter: node => !!node.expanded,
    };
    let dataSourceBuilder: NbTreeGridDataSourceBuilder<CustomStructure>;

    beforeEach(() => {
      TestBed.configureTestingModule({
        imports: [ NbThemeModule.forRoot(), NbTreeGridModule ],
      });
    });
    beforeEach(inject([ NbTreeGridDataSourceBuilder ], builder => {
      dataSourceBuilder = builder;
    }));

    it('should use custom data accessor if provided', fakeAsync(() => {
      const dataGetterSpy = createSpy('dataGetter', getters.dataGetter).and.callThrough();
      const spyGetters = { ...getters, dataGetter: dataGetterSpy };

      const dataSource = dataSourceBuilder.create(customStructureData, spyGetters);
      expect(dataGetterSpy).toHaveBeenCalledTimes(2);

      let presentationNodes: NbTreeGridPresentationNode<CustomStructure>[] = [];
      dataSource.connect(mockConnectionViewer)
        .pipe(take(1))
        .subscribe(nodes => presentationNodes = nodes as NbTreeGridPresentationNode<CustomStructure>[]);
      tick();

      expect(presentationNodes[0].data).toEqual(customStructureData[0]);
      expect(presentationNodes[1].data).toEqual(customStructureData[0].childNodes[0]);
    }));

    it('should use custom children accessor if provided', fakeAsync(() => {
      const childrenGetterSpy = createSpy('childrenGetter', getters.childrenGetter).and.callThrough();
      const spyGetters = { ...getters, childrenGetter: childrenGetterSpy };

      const dataSource = dataSourceBuilder.create(customStructureData, spyGetters);
      expect(childrenGetterSpy).toHaveBeenCalledTimes(2);

      let presentationNodes: NbTreeGridPresentationNode<CustomStructure>[] = [];
      dataSource.connect(mockConnectionViewer)
        .pipe(take(1))
        .subscribe(nodes => presentationNodes = nodes as NbTreeGridPresentationNode<CustomStructure>[]);
      tick();

      expect(presentationNodes[0].data.childNodes[0]).toEqual(customStructureData[0].childNodes[0]);
    }));

    it('should use custom expanded accessor if provided', fakeAsync(() => {
      const expandedGetterSpy = createSpy('expandedGetter', getters.expandedGetter).and.callThrough();
      const spyGetters = { ...getters, expandedGetter: expandedGetterSpy };

      const dataSource = dataSourceBuilder.create(customStructureData, spyGetters);
      expect(expandedGetterSpy).toHaveBeenCalledTimes(2);

      let presentationNodes: NbTreeGridPresentationNode<CustomStructure>[] = [];
      dataSource.connect(mockConnectionViewer)
        .pipe(take(1))
        .subscribe(nodes => presentationNodes = nodes as NbTreeGridPresentationNode<CustomStructure>[]);
      tick();

      expect(presentationNodes[0].expanded).toEqual(true);
    }));
  });

开发者ID:kevinheader，项目名称:nebular，代码行数:67，代码来源:tree-grid.component.spec.ts

示例2: it

    it('should use custom expanded accessor if provided', fakeAsync(() => {
      const expandedGetterSpy = createSpy('expandedGetter', getters.expandedGetter).and.callThrough();
      const spyGetters = { ...getters, expandedGetter: expandedGetterSpy };

      const dataSource = dataSourceBuilder.create(customStructureData, spyGetters);
      expect(expandedGetterSpy).toHaveBeenCalledTimes(2);

      let presentationNodes: NbTreeGridPresentationNode<CustomStructure>[] = [];
      dataSource.connect(mockConnectionViewer)
        .pipe(take(1))
        .subscribe(nodes => presentationNodes = nodes as NbTreeGridPresentationNode<CustomStructure>[]);
      tick();

      expect(presentationNodes[0].expanded).toEqual(true);
    }));

开发者ID:kevinheader，项目名称:nebular，代码行数:15，代码来源:tree-grid.component.spec.ts

注：本文中的@nebular/theme.NbTreeGridDataSourceBuilder类示例整理自Github/MSDocs等源码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。