However, since the 1980s, the Supreme Court has seemed to sidestep the Lemon test altogether.
O'Connor's endorsement test has, on occasion, been subsumed into the Lemon test.
Kennedy believes that the crèche does not fail the second prong of the Lemon test, and its display is therefore constitutional.
Under the first prong of the Lemon test, we examine whether the purpose of the state legislation is secular in nature.
This group holds that the Lemon test should be applied selectively.
Thirdly he says that it passes all three prongs of the Lemon test by not overly entangling the church and state.
The Court's decision in this case established the "Lemon test", which details the requirements for legislation concerning religion.
The dissenting opinion argued that the case did not pass the Lemon test.
Critics of the so-called Lemon test have long complained that it has led to an unduly rigid secularism.
For example, the brief says, laws seeking to protect consumers of kosher food against fraud have been challenged under the Lemon test as advancing a religious purpose.