Izmjenjena struktura, dodan backand

web/node_modules/table/test/calculateCellHeight.js

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+/* eslint-disable max-nested-callbacks */
+
+import {
+    expect
+} from 'chai';
+import calculateCellHeight from './../src/calculateCellHeight';
+
+describe('calculateCellHeight', () => {
+  describe('value', () => {
+    context('is not a string', () => {
+      it('throws an error', () => {
+        expect(() => {
+          calculateCellHeight(null);
+        }).to.throw(Error, 'Value must be a string.');
+      });
+    });
+  });
+  describe('context width', () => {
+    context('is not an integer', () => {
+      it('throws an error', () => {
+        expect(() => {
+          calculateCellHeight('foo', null);
+        }).to.throw(Error, 'Column width must be an integer.');
+      });
+    });
+    context('is 0', () => {
+      it('throws an error', () => {
+        expect(() => {
+          calculateCellHeight('foo', 0);
+        }).to.throw(Error, 'Column width must be greater than 0.');
+      });
+    });
+    context('is lesser than the column width', () => {
+      it('has height 1', () => {
+        expect(calculateCellHeight('foo', 10)).to.equal(1);
+      });
+    });
+    context('is 2 and half times greater than the column width', () => {
+      it('has height 3', () => {
+        expect(calculateCellHeight('aabbc', 2)).to.equal(3);
+      });
+    });
+  });
+});