add: simple linear search tests

....

Author: roberto-xz

tests/algorithms/searching/linear-search.test.js

@@ -0,0 +1,31 @@
+const linearSearch = require('../../../algorithms/searching/linear-search/index.js');
+
+describe('Linear Search', () => {
+  it('alvo: 7, lista(1,3,5,7,9,11,13)', () => {
+    const array = [1, 3, 5, 7, 9, 11, 13];
+    const target = 7;
+    const result = linearSearch(array, target);
+    expect(result).toBe(3);
+  });
+
+  it('alvo: 4, lista(1,3,5,7,9,11,13)', () => {
+    const array = [1, 3, 5, 7, 9, 11, 13];
+    const target = 4;
+    const result = linearSearch(array, target);
+    expect(result).toBe(-1);
+  });
+
+  it('alvo: 5, lista(5)', () => {
+    const array = [5];
+    const target = 5;
+    const result = linearSearch(array, target);
+    expect(result).toBe(0);
+  });
+
+  it('alvo: 1, lista(vazia)', () => {
+    const array = [];
+    const target = 1;
+    const result = linearSearch(array, target);
+    expect(result).toBe(-1);
+  });
+});