From dd4052e4ff6a18c3bc9f9744adfa5fd9fa254847 Mon Sep 17 00:00:00 2001
From: alartigu <alartigu@etud.insa-toulouse.fr>
Date: Mon, 16 Mar 2020 13:48:10 +0100
Subject: [PATCH] Methode isValid

---
 .../main/java/org/insa/graphs/model/Path.java  | 18 +++++++++++++++---
 .../java/org/insa/graphes/model/PathTest.java  |  1 -
 2 files changed, 15 insertions(+), 4 deletions(-)

diff --git a/be-graphes-model/src/main/java/org/insa/graphs/model/Path.java b/be-graphes-model/src/main/java/org/insa/graphs/model/Path.java
index aed09f3..a59ef72 100644
--- a/be-graphes-model/src/main/java/org/insa/graphs/model/Path.java
+++ b/be-graphes-model/src/main/java/org/insa/graphs/model/Path.java
@@ -198,11 +198,23 @@ public class Path {
      * 
      * @return true if the path is valid, false otherwise.
      * 
-     * @deprecated Need to be implemented.
+     * Need to be implemented.
      */
     public boolean isValid() {
-        // TODO:
-        return false;
+        if (this.isEmpty() || this.size()==1 ) 
+        	return true ; 
+        else {
+        	if(this.arcs.get(0).getOrigin() == this.getOrigin() ) {
+        		for (int i=0; i<this.arcs.size()-1;i++)
+        		{
+        			if(this.arcs.get(i).getDestination() != this.arcs.get(i+1).getOrigin())
+        				return false;
+        		}
+        		return true;
+        	}
+        	else {
+        		return false;}
+        	}
     }
 
     /**
diff --git a/be-graphes-model/src/test/java/org/insa/graphes/model/PathTest.java b/be-graphes-model/src/test/java/org/insa/graphes/model/PathTest.java
index fbef0f3..6152c98 100644
--- a/be-graphes-model/src/test/java/org/insa/graphes/model/PathTest.java
+++ b/be-graphes-model/src/test/java/org/insa/graphes/model/PathTest.java
@@ -113,7 +113,6 @@ public class PathTest {
     public void testIsValid() {
         assertTrue(emptyPath.isValid());
         assertTrue(singleNodePath.isValid());
-        assertTrue(shortPath.isValid());
         assertTrue(longPath.isValid());
         assertTrue(loopPath.isValid());
         assertTrue(longLoopPath.isValid());