Add wxVector::operator==() and !=()

Make this class more consistent with std::vector<>.

include/wx/vector.h

@@ -368,6 +368,25 @@ public:
         return *this;
     }
 
+    bool operator==(const wxVector& vb) const
+    {
+        if ( vb.m_size != m_size )
+            return false;
+
+        for ( size_type i = 0; i < m_size; i++ )
+        {
+            if ( vb.m_values[i] != m_values[i] )
+                return false;
+        }
+
+        return true;
+    }
+
+    bool operator!=(const wxVector& vb) const
+    {
+        return !(*this == vb);
+    }
+
     void push_back(const value_type& v)
     {
         reserve(size() + 1);

interface/wx/vector.h

@@ -199,6 +199,20 @@ public:
     */
     wxVector& operator=(const wxVector& vb);
 
+    /**
+        Equality operator.
+
+        @since 3.1.1
+    */
+    wxVector& operator==(const wxVector& vb) const;
+
+    /**
+        Inequality operator.
+
+        @since 3.1.1
+    */
+    wxVector& operator!=(const wxVector& vb) const;
+
     /**
         Returns item at position @a idx.
     */

tests/vectors/vectors.cpp

@@ -314,3 +314,20 @@ void VectorsTestCase::Sort()
         CPPUNIT_ASSERT( v[idx-1] <= v[idx] );
     }
 }
+
+TEST_CASE("wxVector::operator==", "[vector][compare]")
+{
+    wxVector<wxString> v1, v2;
+    CHECK( v1 == v2 );
+    CHECK( !(v1 != v2) );
+
+    v1.push_back("foo");
+    CHECK( v1 != v2 );
+
+    v2.push_back("foo");
+    CHECK( v1 == v2 );
+
+    v1.push_back("bar");
+    v2.push_back("baz");
+    CHECK( v1 != v2 );
+}