Update article.md

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@ -159,7 +159,7 @@ We can select one of two ways to organize the test here:
assert.equal(pow(2, 3), 8); assert.equal(pow(2, 3), 8);
}); });
it("3 raised to power 3 is 27", function() { it("3 raised to power 4 is 81", function() {
assert.equal(pow(3, 4), 81); assert.equal(pow(3, 4), 81);
}); });
@ -182,7 +182,7 @@ The result:
[iframe height=250 src="pow-2" edit border="1"] [iframe height=250 src="pow-2" edit border="1"]
As we could expect, the second test failed. Sure, our function always returns `8`, while the `assert` expects `27`. As we could expect, the second test failed. Sure, our function always returns `8`, while the `assert` expects `81`.
## Improving the implementation ## Improving the implementation