when(packageAdmin.getExportedPackages(b1)).thenReturn(new ExportedPackage[] { ep1 });
when(packageAdmin.getExportedPackages(b2)).thenReturn(new ExportedPackage[] { ep2 });
when(packageAdmin.getExportedPackages(b3)).thenReturn(null);
//required bundles
RequiredBundle rb1 = mock(RequiredBundle.class);
when(rb1.getBundle()).thenReturn(b1);
when(rb1.getRequiringBundles()).thenReturn(new Bundle[] { bundle, b2 });
RequiredBundle rb2 = mock(RequiredBundle.class);
when(rb2.getBundle()).thenReturn(b2);
when(rb2.getRequiringBundles()).thenReturn(new Bundle[] { b1 });
RequiredBundle rb3 = mock(RequiredBundle.class);
when(rb3.getBundle()).thenReturn(b3);
when(rb3.getRequiringBundles()).thenReturn(new Bundle[] { bundle, b1, b2 });
headers.put(Constants.REQUIRE_BUNDLE, "b1;bundle-version=\"1.0.0\",b3;bundle-version=\"2.0.0\"");
when(packageAdmin.getRequiredBundles("b1")).thenReturn(new RequiredBundle[] { rb1 });
when(packageAdmin.getRequiredBundles("b2")).thenReturn(new RequiredBundle[] { rb2 });
when(packageAdmin.getRequiredBundles("b3")).thenReturn(new RequiredBundle[] { rb3 });