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;;; clojure-mode-sexp-test.el --- Clojure Mode: sexp tests -*- lexical-binding: t; -*-
;; Copyright (C) 2015-2021 Artur Malabarba <artur@endlessparentheses.com>
;; This file is not part of GNU Emacs.
;; This program is free software; you can redistribute it and/or modify
;; it under the terms of the GNU General Public License as published by
;; the Free Software Foundation, either version 3 of the License, or
;; (at your option) any later version.
;; This program is distributed in the hope that it will be useful,
;; but WITHOUT ANY WARRANTY; without even the implied warranty of
;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
;; GNU General Public License for more details.
;; You should have received a copy of the GNU General Public License
;; along with this program. If not, see <https://www.gnu.org/licenses/>.
;;; Code:
(require 'clojure-mode)
(require 'buttercup)
(describe "clojure-top-level-form-p"
(it "should return true when passed the correct form"
(with-clojure-buffer-point
"(comment
(wrong)
(rig|ht)
(wrong))"
;; make this use the native beginning of defun since this is used to
;; determine whether to use the comment aware version or not.
(expect (let ((beginning-of-defun-function nil))
(clojure-top-level-form-p "comment")))))
(it "should return true when multiple forms are present"
(with-clojure-buffer-point
"(+ 1 2) (comment
(wrong)
(rig|ht)
(wrong))"
(expect (let ((beginning-of-defun-function nil))
(clojure-top-level-form-p "comment"))))))
(describe "clojure--looking-at-top-level-form"
(it "should return nil when point is inside a top level form"
(with-clojure-buffer-point
"(comment
|(ns foo))"
(expect (clojure--looking-at-top-level-form) :to-equal nil))
(with-clojure-buffer-point
"\"|(ns foo)\""
(expect (clojure--looking-at-top-level-form) :to-equal nil))
(with-clojure-buffer-point
"^{:fake-ns |(ns foo)}"
(expect (clojure--looking-at-top-level-form) :to-equal nil)))
(it "should return true when point is looking at a top level form"
(with-clojure-buffer-point
"(comment
|(ns foo))"
(expect (clojure--looking-at-top-level-form (point-min)) :to-equal t))
(with-clojure-buffer-point
"|(ns foo)"
(expect (clojure--looking-at-top-level-form) :to-equal t))))
(describe "clojure-beginning-of-defun-function"
(it "should go to top level form"
(with-clojure-buffer-point
" (comment
(wrong)
(wrong)
(rig|ht)
(wrong))"
(clojure-beginning-of-defun-function)
(expect (looking-at-p "(comment"))))
(it "should eval top level forms inside comment forms when clojure-toplevel-inside-comment-form set to true"
(with-clojure-buffer-point
"(+ inc 1) (comment
(wrong)
(wrong) (rig|ht)
(wrong))"
(let ((clojure-toplevel-inside-comment-form t))
(clojure-beginning-of-defun-function))
(expect (looking-at-p "(right)"))))
(it "should go to beginning of previous top level form"
(with-clojure-buffer-point
"
(formA)
|
(formB)"
(let ((clojure-toplevel-inside-comment-form t))
(beginning-of-defun)
(expect (looking-at-p "(formA)")))))
(it "should move forward to next top level form"
(with-clojure-buffer-point
"
(first form)
|
(second form)
(third form)"
(end-of-defun)
(backward-char)
(expect (looking-back "(second form)")))))
(describe "clojure-forward-logical-sexp"
(it "should work with commas"
(with-clojure-buffer "[], {}, :a, 2"
(goto-char (point-min))
(clojure-forward-logical-sexp 1)
(expect (looking-at-p " {}, :a, 2"))
(clojure-forward-logical-sexp 1)
(expect (looking-at-p " :a, 2")))))
(describe "clojure-backward-logical-sexp"
(it "should work when used in conjunction with clojure-forward-logical-sexp"
(with-clojure-buffer "^String #macro ^dynamic reverse"
(clojure-backward-logical-sexp 1)
(expect (looking-at-p "\\^String \\#macro \\^dynamic reverse"))
(clojure-forward-logical-sexp 1)
(expect (looking-back "\\^String \\#macro \\^dynamic reverse"))
(insert " ^String biverse inverse")
(clojure-backward-logical-sexp 1)
(expect (looking-at-p "inverse"))
(clojure-backward-logical-sexp 2)
(expect (looking-at-p "\\^String \\#macro \\^dynamic reverse"))
(clojure-forward-logical-sexp 2)
(expect (looking-back "\\^String biverse"))
(clojure-backward-logical-sexp 1)
(expect (looking-at-p "\\^String biverse"))))
(it "should handle a namespaced map"
(with-clojure-buffer "first #:name/space{:k v}"
(clojure-backward-logical-sexp 1)
(expect (looking-at-p "#:name/space{:k v}"))
(insert " #::ns {:k v}")
(clojure-backward-logical-sexp 1)
(expect (looking-at-p "#::ns {:k v}")))))
(describe "clojure-backward-logical-sexp"
(it "should work with buffer corners"
(with-clojure-buffer "^String reverse"
;; Return nil and don't error
(expect (clojure-backward-logical-sexp 100) :to-be nil)
(expect (looking-at-p "\\^String reverse"))
(expect (clojure-forward-logical-sexp 100) :to-be nil)
(expect (looking-at-p "$")))
(with-clojure-buffer "(+ 10"
(expect (clojure-backward-logical-sexp 100) :to-throw 'error)
(goto-char (point-min))
(expect (clojure-forward-logical-sexp 100) :to-throw 'error)
;; Just don't hang.
(goto-char (point-max))
(expect (clojure-forward-logical-sexp 1) :to-be nil)
(erase-buffer)
(insert "(+ 10")
(newline)
(erase-buffer)
(insert "(+ 10")
(newline-and-indent))))
(describe "clojure-find-ns"
(it "should return the namespace from various locations in the buffer"
;; we should not cache the results of `clojure-find-ns' here
(let ((clojure-cache-ns nil))
(with-clojure-buffer "(ns ^{:doc \"Some docs\"}\nfoo-bar)"
(newline)
(newline)
(insert "(in-ns 'baz-quux)")
;; From inside docstring of first ns
(goto-char 18)
(expect (clojure-find-ns) :to-equal "foo-bar")
;; From inside first ns's name, on its own line
(goto-char 29)
(expect (clojure-find-ns) :to-equal "foo-bar")
;; From inside second ns's name
(goto-char 42)
(expect (equal "baz-quux" (clojure-find-ns))))
(let ((data
'(("\"\n(ns foo-bar)\"\n" "(in-ns 'baz-quux)" "baz-quux")
(";(ns foo-bar)\n" "(in-ns 'baz-quux2)" "baz-quux2")
("(ns foo-bar)\n" "\"\n(in-ns 'baz-quux)\"" "foo-bar")
("(ns foo-bar2)\n" ";(in-ns 'baz-quux)" "foo-bar2"))))
(pcase-dolist (`(,form1 ,form2 ,expected) data)
(with-clojure-buffer form1
(save-excursion (insert form2))
;; Between the two namespaces
(expect (clojure-find-ns) :to-equal expected)
;; After both namespaces
(goto-char (point-max))
(expect (clojure-find-ns) :to-equal expected))))))
(describe "`suppress-errors' argument"
(let ((clojure-cache-ns nil))
(describe "given a faulty ns form"
(let ((ns-form "(ns )"))
(describe "when the argument is `t'"
(it "causes `clojure-find-ns' to return nil"
(with-clojure-buffer ns-form
(expect (equal nil (clojure-find-ns t))))))
(describe "when the argument is `nil'"
(it "causes `clojure-find-ns' to return raise an error"
(with-clojure-buffer ns-form
(expect (clojure-find-ns nil)
:to-throw 'error)))))))))
(describe "clojure-sexp-starts-until-position"
(it "should return starting points for forms after POINT until POSITION"
(with-clojure-buffer "(run 1) (def b 2) (slurp \"file\")\n"
(goto-char (point-min))
(expect (not (cl-set-difference '(19 9 1)
(clojure-sexp-starts-until-position (point-max)))))))
(it "should return starting point for a single form in buffer after POINT"
(with-clojure-buffer "comment\n"
(goto-char (point-min))
(expect (not (cl-set-difference '(1)
(clojure-sexp-starts-until-position (point-max)))))))
(it "should return nil if POSITION is behind POINT"
(with-clojure-buffer "(run 1) (def b 2)\n"
(goto-char (point-max))
(expect (not (clojure-sexp-starts-until-position (- (point-max) 1)))))))
(provide 'clojure-mode-sexp-test)
;;; clojure-mode-sexp-test.el ends here
|
