73 lines
2.3 KiB
Hy
73 lines
2.3 KiB
Hy
;; Copyright 2017 the authors.
|
|
;; This file is part of Hy, which is free software licensed under the Expat
|
|
;; license. See the LICENSE.
|
|
|
|
;; Tests where the emitted code relies on Python 3.
|
|
;; conftest.py skips this file when running on Python 2.
|
|
|
|
|
|
(defn test-exception-cause []
|
|
(try (raise ValueError :from NameError)
|
|
(except [e [ValueError]]
|
|
(assert (= (type (. e __cause__)) NameError)))))
|
|
|
|
|
|
(defn test-kwonly []
|
|
"NATIVE: test keyword-only arguments"
|
|
;; keyword-only with default works
|
|
(defn kwonly-foo-default-false [&kwonly [foo False]] foo)
|
|
(assert (= (kwonly-foo-default-false) False))
|
|
(assert (= (kwonly-foo-default-false :foo True) True))
|
|
;; keyword-only without default ...
|
|
(defn kwonly-foo-no-default [&kwonly foo] foo)
|
|
(setv attempt-to-omit-default (try
|
|
(kwonly-foo-no-default)
|
|
(except [e [Exception]] e)))
|
|
;; works
|
|
(assert (= (kwonly-foo-no-default :foo "quux") "quux"))
|
|
;; raises TypeError with appropriate message if not supplied
|
|
(assert (isinstance attempt-to-omit-default TypeError))
|
|
(assert (in "missing 1 required keyword-only argument: 'foo'"
|
|
(. attempt-to-omit-default args [0])))
|
|
;; keyword-only with other arg types works
|
|
(defn function-of-various-args [a b &rest args &kwonly foo &kwargs kwargs]
|
|
(, a b args foo kwargs))
|
|
(assert (= (function-of-various-args 1 2 3 4 :foo 5 :bar 6 :quux 7)
|
|
(, 1 2 (, 3 4) 5 {"bar" 6 "quux" 7}))))
|
|
|
|
|
|
(defn test-extended-unpacking-1star-lvalues []
|
|
(setv [x #*y] [1 2 3 4])
|
|
(assert (= x 1))
|
|
(assert (= y [2 3 4]))
|
|
(setv [a #*b c] "ghijklmno")
|
|
(assert (= a "g"))
|
|
(assert (= b (list "hijklmn")))
|
|
(assert (= c "o")))
|
|
|
|
|
|
(defn test-yield-from []
|
|
"NATIVE: testing yield from"
|
|
(defn yield-from-test []
|
|
(for* [i (range 3)]
|
|
(yield i))
|
|
(yield-from [1 2 3]))
|
|
(assert (= (list (yield-from-test)) [0 1 2 1 2 3])))
|
|
|
|
|
|
(defn test-yield-from-exception-handling []
|
|
"NATIVE: Ensure exception handling in yield from works right"
|
|
(defn yield-from-subgenerator-test []
|
|
(yield 1)
|
|
(yield 2)
|
|
(yield 3)
|
|
(assert 0))
|
|
(defn yield-from-test []
|
|
(for* [i (range 3)]
|
|
(yield i))
|
|
(try
|
|
(yield-from (yield-from-subgenerator-test))
|
|
(except [e AssertionError]
|
|
(yield 4))))
|
|
(assert (= (list (yield-from-test)) [0 1 2 1 2 3 4])))
|