In a former British colony, a statute provides that customary law applies to personal law matters only if it is 'not repugnant to natural justice, equity, and good conscience.' A woman challenges a customary rule that denies her the right to inherit her deceased father's property on the ground that she is married, asserting that the rule violates gender equality. Under the classic repugnancy test as developed in post-colonial common law Africa, what is the most accurate statement about how a court would likely approach this challenge?