Add test for decimal

Author: Goneiross

src/__tests__/matrix/positiveLinearCombination.js

@@ -14,13 +14,32 @@ describe('Positive linear combination', () => {
       [0, 0, 0, 0, 0, 0, 0, 10, 100, 10, 0, 0, 0, 0, 0, 0, 0, 0],
       [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 10, 100, 10],
     ]);
-    let vector = new Matrix([[0, 20, 100, 20, 0, 0, 0, 0, 0, 5, 100, 5, 0, 0, 0, 20, 200, 20]]);
+    let vector = new Matrix(
+      [[0, 20, 100, 20, 0, 0, 0, 0, 0, 5, 100, 5, 0, 0, 0, 20, 200, 20]]);
     let solutions = Matrix.zeros(1, base.columns);
     let expected = new Matrix([[1, 0, 1, 0, 0, 2]]);
 
     solutions = positiveLinearCombination(base, vector);
 
     expect(solutions).toEqual(expected);
   });
-});
+  it('Decimal Base I', () => {
+    let base = new Matrix([
+      [0, 20, 100, 20, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0],
+      [0, 0, 0, 0, 0, 30, 100, 30, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0],
+      [0, 0, 0, 0, 0, 0, 0, 0, 0, 5, 100, 5, 0, 0, 0, 0, 0, 0],
+      [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 15, 100, 15, 0, 0, 0],
+      [0, 0, 0, 0, 0, 0, 0, 10, 100, 10, 0, 0, 0, 0, 0, 0, 0, 0],
+      [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 10, 100, 10],
+    ]);
+    let vector = new Matrix(
+      [[0, 20, 100, 20, 0, 0, 0, 0, 0, 5, 100, 5, 0, 0, 0, 5, 50, 5]]);
+    let solutions = Matrix.zeros(1, base.columns);
+    let expected = new Matrix([[1, 0, 1, 0, 0, 0.5]]);
+
+    solutions = positiveLinearCombination(base, vector, { lowestDecimal: 0.5 });
 
+    console.table(solutions);
+    expect(solutions).toEqual(expected);
+  });
+});