Signature quotient graph test method

cdk · Jun 23, 2010 · 0d0a95e · 0d0a95e
1 parent 2609f1b
commit 0d0a95e
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diff --git a/src/main/org/openscience/cdk/signature/SignatureQuotientGraph.java b/src/main/org/openscience/cdk/signature/SignatureQuotientGraph.java
@@ -23,6 +23,7 @@
 package org.openscience.cdk.signature;
 
 import org.openscience.cdk.annotations.TestClass;
+import org.openscience.cdk.annotations.TestMethod;
 import org.openscience.cdk.interfaces.IAtom;
 import org.openscience.cdk.interfaces.IAtomContainer;
 
@@ -74,6 +75,7 @@ public SignatureQuotientGraph(IAtomContainer atomContainer, int height) {
     }
 
     @Override /** {@inheritDoc} */
+    @TestMethod("isConnectedTest")
     public boolean isConnected(int index1, int index2) {
         IAtom atom1 = atomContainer.getAtom(index1);
         IAtom atom2 = atomContainer.getAtom(index2);

diff --git a/src/test/org/openscience/cdk/signature/SignatureQuotientGraphTest.java b/src/test/org/openscience/cdk/signature/SignatureQuotientGraphTest.java
@@ -25,6 +25,9 @@
 import junit.framework.Assert;
 
 import org.junit.Test;
+import org.openscience.cdk.interfaces.IAtom;
+import org.openscience.cdk.interfaces.IAtomContainer;
+import org.openscience.cdk.interfaces.IBond;
 import org.openscience.cdk.interfaces.IMolecule;
 
 /**
@@ -34,6 +37,17 @@
  */
 public class SignatureQuotientGraphTest extends AbstractSignatureTest {
 
+    @Test
+    public void isConnectedTest() {
+        IAtomContainer singleBond = builder.newInstance(IAtomContainer.class);
+        singleBond.addAtom(builder.newInstance(IAtom.class, "C"));
+        singleBond.addAtom(builder.newInstance(IAtom.class, "C"));
+        singleBond.addBond(0, 1, IBond.Order.SINGLE);
+        SignatureQuotientGraph quotientGraph = 
+            new SignatureQuotientGraph(singleBond);
+        Assert.assertTrue(quotientGraph.isConnected(0, 1));
+    }
+
     public void checkParameters(SignatureQuotientGraph qGraph,
                                 int expectedVertexCount, 
                                 int expectedEdgeCount,