github.com/Ilhicas/nomad@v1.0.4-0.20210304152020-e86851182bc3/ui/tests/integration/components/attributes-table-test.js (about)

     1  import { find, findAll, render } from '@ember/test-helpers';
     2  import { module, test } from 'qunit';
     3  import { setupRenderingTest } from 'ember-qunit';
     4  import hbs from 'htmlbars-inline-precompile';
     5  import { componentA11yAudit } from 'nomad-ui/tests/helpers/a11y-audit';
     6  import flat from 'flat';
     7  
     8  const { flatten } = flat;
     9  
    10  module('Integration | Component | attributes table', function(hooks) {
    11    setupRenderingTest(hooks);
    12  
    13    const commonAttributes = {
    14      key: 'value',
    15      nested: {
    16        props: 'are',
    17        supported: 'just',
    18        fine: null,
    19      },
    20      so: {
    21        are: {
    22          deeply: {
    23            nested: 'properties',
    24            like: 'these ones',
    25          },
    26        },
    27      },
    28    };
    29  
    30    test('should render a row for each key/value pair in a deep object', async function(assert) {
    31      this.set('attributes', commonAttributes);
    32      await render(hbs`<AttributesTable @attributePairs={{attributes}} />`);
    33  
    34      const rowsCount = Object.keys(flatten(commonAttributes)).length;
    35      assert.equal(
    36        this.element.querySelectorAll('[data-test-attributes-section] [data-test-value]').length,
    37        rowsCount,
    38        `Table has ${rowsCount} rows with values`
    39      );
    40  
    41      await componentA11yAudit(this.element, assert);
    42    });
    43  
    44    test('should render the full path of key/value pair from the root of the object', async function(assert) {
    45      this.set('attributes', commonAttributes);
    46      await render(hbs`<AttributesTable @attributePairs={{attributes}} />`);
    47  
    48      assert.equal(find('[data-test-key]').textContent.trim(), 'key', 'Row renders the key');
    49      assert.equal(find('[data-test-value]').textContent.trim(), 'value', 'Row renders the value');
    50  
    51      const deepRow = findAll('[data-test-attributes-section]')[8];
    52      assert.equal(
    53        deepRow.querySelector('[data-test-key]').textContent.trim(),
    54        'so.are.deeply.nested',
    55        'Complex row renders the full path to the key'
    56      );
    57      assert.equal(
    58        deepRow.querySelector('[data-test-prefix]').textContent.trim(),
    59        'so.are.deeply.',
    60        'The prefix is faded to put emphasis on the attribute'
    61      );
    62      assert.equal(deepRow.querySelector('[data-test-value]').textContent.trim(), 'properties');
    63    });
    64  
    65    test('should render a row for key/value pairs even when the value is another object', async function(assert) {
    66      this.set('attributes', commonAttributes);
    67      await render(hbs`<AttributesTable @attributePairs={{attributes}} />`);
    68  
    69      const countOfParentRows = countOfParentKeys(commonAttributes);
    70      assert.equal(
    71        findAll('[data-test-heading]').length,
    72        countOfParentRows,
    73        'Each key for a nested object gets a row with no value'
    74      );
    75    });
    76  
    77    function countOfParentKeys(obj) {
    78      return Object.keys(obj).reduce((count, key) => {
    79        const value = obj[key];
    80        return isObject(value) ? count + 1 + countOfParentKeys(value) : count;
    81      }, 0);
    82    }
    83  
    84    function isObject(value) {
    85      return !Array.isArray(value) && value != null && typeof value === 'object';
    86    }
    87  });