swirl (version 2.4.1)

calculates_same_value: Test that the user's expression evaluates to a certain value.

Description

Test that the value calculated by the user's expression is the same as the value calculated by the given expression.

Usage

calculates_same_value(expression)

Arguments

expression

An expression whose value will be compared to the value of the user's expression.

Value

• TRUE or FALSE

See Also

Other AnswerTests: AnswerTests, any_of_exprs, expr_creates_var, expr_identical_to, expr_is_a, expr_uses_func, func_of_newvar_equals, omnitest, val_has_length, val_matches, var_is_a

Examples

# Test that a user's expression evaluates to a certain value
  #
  calculates_same_value('matrix(1:20, nrow=4, ncol=5)')