Method addData

src/cdk/table/table.spec.ts:2159–2173

(amount = 1)

  }

  addData(amount = 1) {
    let copiedData = this.data.slice();

    for (let i = 0; i < amount; i++) {
      const nextIndex = copiedData.length + 1;

      copiedData.push({
        a: `a_${nextIndex}`,
        b: `b_${nextIndex}`,
        c: `c_${nextIndex}`,
      });
    }

    this.data = copiedData;
  }
}

class BooleanDataSource extends DataSource<boolean> {