Available Matchers

The following matchers are available by default in easy-assert:

---

:is-equal-to

Checks if the actual value is equal to the expected value.

(assert-that 5 :is-equal-to 5)

:is-not-equal-to

Checks if the actual value is not equal to the expected value.

(assert-that 5 :is-not-equal-to 3)

:is

Alias for :is-equal-to.

(assert-that 5 :is 5)

:is-not

Alias for :is-not-equal-to.

(assert-that 5 :is-not 3)

:starts-with

Checks if the actual string starts with the expected string.

(assert-that "hello" :starts-with "he")

:has-size

Checks if the collection has the expected size.

(assert-that [1 2 3] :has-size 3)

:includes

Checks if the actual collection includes all the expected elements.

(assert-that [1 2 3] :includes [2 3])

:does-not-include

Checks if the actual collection does not include any of the expected elements.

(assert-that [1 2 3] :does-not-include [4 5])

:exception-has-message

Checks if the exception has the expected message.

(assert-that-thrown-by #(throw (Exception. "error")) 
                       :exception-has-message "error")

:exception-caused-by

Checks if the exception was caused by the expected cause.

(assert-that-thrown-by #(throw (Exception. "error" (Exception. "cause"))) 
                       :exception-caused-by (Exception. "cause"))