feat(pascal): create tests for exercise

Author: nik-rev

19_pascal/solution/pascal-solution.spec.js

@@ -1,15 +1,31 @@
 const pascal = require('./pascal-solution');
 
 describe('pascal', () => {
-  test('First test description', () => {
-    // Replace this comment with any other necessary code, and update the expect line as necessary
-
-    expect(pascal()).toBe('');
+  test('Gets the first row of pascal', () => {
+    expect(pascal(1)).toEqual([1]);
   });
 
-  test('Second test description', () => {
-    // Replace this comment with any other necessary code, and update the expect line as necessary
-
-    expect(pascal()).toBe('');
+  test('Gets the second row of pascal', () => {
+    expect(pascal(2)).toEqual([1, 1]);
+  });
+  
+  test('Gets the third row of pascal', () => {
+    expect(pascal(3)).toEqual([1, 2, 1]);
+  });
+  
+  test('Gets the fourth row of pascal', () => {
+    expect(pascal(4)).toEqual([1, 3, 3, 1]);
+  });
+  
+  test('Gets the fifth row of pascal', () => {
+    expect(pascal(5)).toEqual([1, 4, 6, 4, 1]);
+  });
+  
+  test('Gets the sixth row of pascal', () => {
+    expect(pascal(6)).toEqual([1, 5, 10, 10, 5, 1]);
+  });
+  
+  test('Gets the seventh row of pascal', () => {
+    expect(pascal(7)).toEqual([1, 6, 15, 20, 15, 6, 1]);
   });
 });