Revert test removal

Signed-off-by: martinRenou <[email protected]>

Author: martinRenou

tests/js/arrayUtils.test.ts

@@ -0,0 +1,107 @@
+import { DataGenerator } from '../js/testUtils';
+import { ViewBasedJSONModel } from '../../js/core/viewbasedjsonmodel';
+import { ArrayUtils } from '../../js/utils';
+
+describe('Test multi index array utilities', () => {
+  const testData = DataGenerator.multiIndexCol(
+    {
+      data: [
+        {
+          name: "('year', '')",
+          type: 'number',
+          data: [2013, 2013, 2014, 2014],
+        },
+        { name: "('visit', '')", type: 'number', data: [1, 2, 1, 2] },
+        {
+          name: "('Bob', 'HR')",
+          type: 'number',
+          data: [41.0, 28.0, 42.0, 37.0],
+        },
+        {
+          name: "('Bob', 'Temp')",
+          type: 'number',
+          data: [37.1, 35.2, 37.3, 39.2],
+        },
+        {
+          name: "('Guido', 'HR')",
+          type: 'number',
+          data: [50.0, 35.0, 42.0, 31.0],
+        },
+        {
+          name: "('Guido', 'Temp')",
+          type: 'number',
+          data: [37.7, 37.1, 37.4, 35.1],
+        },
+        {
+          name: "('Sue', 'HR')",
+          type: 'number',
+          data: [23.0, 48.0, 44.0, 34.0],
+        },
+        {
+          name: "('Sue', 'Temp')",
+          type: 'number',
+          data: [37.5, 37.1, 37.5, 39.0],
+        },
+        { name: "('ipydguuid', '')", type: 'number', data: [0, 1, 2, 3] },
+      ],
+      length: 4,
+      primaryKeyData: ["('year', '')", "('visit', '')", "('ipydguuid', '')"],
+    },
+    "('ipydguuid', '')",
+  );
+
+  // Creating a model
+  const testModel = new ViewBasedJSONModel(testData.data);
+  // Generating an array with location of nested level headers
+  const mutltiIndexArrayLocations =
+    ArrayUtils.generateMultiIndexArrayLocations(testModel);
+
+  test('Test .generateMultiIndexArrayLocations()', async () => {
+    expect(mutltiIndexArrayLocations).toEqual([2, 3, 4, 5, 6, 7]);
+  });
+
+  // Generating an array with location of nested level headers
+  const nestedColumnDataGridIndices = ArrayUtils.generateColMergedCellLocations(
+    testModel,
+    mutltiIndexArrayLocations,
+  );
+
+  test('Test .generateColMergedCellLocations()', async () => {
+    expect(nestedColumnDataGridIndices).toEqual([
+      [
+        [
+          [0, 0],
+          [0, 1],
+        ],
+        [
+          [0, 2],
+          [0, 3],
+        ],
+        [
+          [0, 4],
+          [0, 5],
+        ],
+      ],
+      [[[1, 0]], [[1, 1]], [[1, 2]], [[1, 3]], [[1, 4]], [[1, 5]]],
+    ]);
+  });
+
+  test('Test .validateMergingHierarchy() for nested columns', async () => {
+    expect(
+      ArrayUtils.validateMergingHierarchy(nestedColumnDataGridIndices),
+    ).toBe(true);
+  });
+
+  test('Test .generateColumnCellGroups()', async () => {
+    const expected = [
+      { r1: 0, c1: 0, r2: 0, c2: 1 },
+      { r1: 0, c1: 2, r2: 0, c2: 3 },
+      { r1: 0, c1: 4, r2: 0, c2: 5 },
+    ];
+
+    const actual = ArrayUtils.generateColumnCellGroups(
+      nestedColumnDataGridIndices,
+    );
+    expect(actual).toEqual(expected);
+  });
+});