From af9d6d783aff1b24adbace2094a0df76c4387bfe Mon Sep 17 00:00:00 2001
From: fefe <hofer.francois.01@gmail.com>
Date: Thu, 9 Jan 2020 11:34:22 +0100
Subject: [PATCH] New function fill , tested
---
src/main/java/ch/hepia/numeric/Vector.java | 22 ++++++++++++++++++++-
src/test/java/ch/hepia/numeric/AppTest.java | 7 +++++++
2 files changed, 28 insertions(+), 1 deletion(-)
diff --git a/src/main/java/ch/hepia/numeric/Vector.java b/src/main/java/ch/hepia/numeric/Vector.java
index 7ed7bf3..eb9d694 100644
--- a/src/main/java/ch/hepia/numeric/Vector.java
+++ b/src/main/java/ch/hepia/numeric/Vector.java
@@ -189,7 +189,27 @@ final public class Vector {
public static double norms(List<Vector> vs) {
return Vector.sum(vs).norm();
}
-
+ // FILL NEW VERSION :
+ public static SubVec fill(int nbr){
+ return new Vector().new SubVec(nbr);
+ }
+ protected class SubVec{
+ private int nbre;
+ protected SubVec(int nbre){
+ this.nbre = nbre;
+ }
+ private int getNbre(){
+ return this.nbre;
+ }
+
+ public Vector withValue(Double alpha){
+ List<Double> newVec = new ArrayList<>();
+ for (int i = 0; i < this.getNbre();i++){
+ newVec.add(alpha);
+ }
+ return new Vector(newVec);
+ }
+ }
@Override
public String toString() {
diff --git a/src/test/java/ch/hepia/numeric/AppTest.java b/src/test/java/ch/hepia/numeric/AppTest.java
index e5f5072..cce66c1 100644
--- a/src/test/java/ch/hepia/numeric/AppTest.java
+++ b/src/test/java/ch/hepia/numeric/AppTest.java
@@ -137,4 +137,11 @@ class VectorTest {
assertEquals(v.slice(4,2), Transposed.empty());
assertEquals(v.removed(2), Transposed.of(1.0, 2.0, 4.0, 5.0));
}
+// Vector V2 functions test :
+ @Test
+ void vectorfillv2() {
+ assertEquals(Vector.fill(3).withValue(1.7), Vector.of(1.7, 1.7, 1.7));
+ assertEquals(Vector.fill(4).withValue(1.5), Vector.of(1.5, 1.5, 1.5, 1.5));
+ assertEquals(Vector.fill(2).withValue(1.0), Vector.of(1.0, 1.0));
+ }
}
--
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