EnvironmentContextMock envContext =
new EnvironmentContextMock("envContext", expectations);
MarinerURL contextPathURL = new MarinerURL(contextPathString);
protocol.setMarinerPageContext(pageContext);
MarinerURL requestURL = new MarinerURL(requestPath);
FormDataManagerMock fdm = new FormDataManagerMock("fdm", expectations);
SessionFormDataMock formData = new SessionFormDataMock(
"formData", expectations, formSpecifier, fd);
// Set expectations.
pageContext.expects.getEnvironmentContext().returns(envContext);