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201 lines
8.0 KiB
201 lines
8.0 KiB
;;; test-error-list.el --- Flycheck Specs: Error List -*- lexical-binding: t; -*-
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;; Copyright (C) 2013-2016 Sebastian Wiesner and Flycheck contributors
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;; Author: Sebastian Wiesner <swiesner@lunaryorn.com>
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;; This file is not part of GNU Emacs.
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;; This program is free software; you can redistribute it and/or modify
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;; it under the terms of the GNU General Public License as published by
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;; the Free Software Foundation, either version 3 of the License, or
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;; (at your option) any later version.
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;; This program is distributed in the hope that it will be useful,
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;; but WITHOUT ANY WARRANTY; without even the implied warranty of
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;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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;; GNU General Public License for more details.
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;; You should have received a copy of the GNU General Public License
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;; along with this program. If not, see <http://www.gnu.org/licenses/>.
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;;; Commentary:
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;; Specs for the error list.
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;;; Code:
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(require 'flycheck-buttercup)
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(defmacro flycheck/with-error-list-buffer (&rest body)
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"Run BODY in a temporary error list buffer."
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(declare (indent 0))
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`(with-current-buffer (get-buffer-create flycheck-error-list-buffer)
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(delay-mode-hooks (flycheck-error-list-mode))
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(setq delayed-mode-hooks nil)
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(prog1 (progn ,@body)
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(kill-buffer flycheck-error-list-buffer))))
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(describe "Error List"
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(it "has the correct buffer name"
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(expect flycheck-error-list-buffer :to-equal "*Flycheck errors*"))
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(it "has a permanently local source buffer"
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(flycheck/with-error-list-buffer
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(expect (get 'flycheck-error-list-source-buffer 'permanent-local)
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:to-be-truthy)))
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(it "derives from Tabulated List Mode"
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(flycheck/with-error-list-buffer
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(expect (derived-mode-p 'tabulated-list-mode) :to-be-truthy)))
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(describe "Format"
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(it "sets the error list format locally"
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(flycheck/with-error-list-buffer
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(expect tabulated-list-format :not :to-equal nil)
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(expect 'tabulated-list-format :to-be-local)))
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(it "sets a proper padding locally"
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(flycheck/with-error-list-buffer
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(expect tabulated-list-padding :to-equal 1)
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(expect 'tabulated-list-padding :to-be-local)))
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(it "sets the list entries locally"
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(flycheck/with-error-list-buffer
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(expect tabulated-list-entries :to-equal 'flycheck-error-list-entries)
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(expect 'tabulated-list-entries :to-be-local)))
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(it "has a local header line"
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(flycheck/with-error-list-buffer
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(expect header-line-format
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:to-equal " File Line Col Level ID Message (Checker) ")
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(expect 'header-line-format :to-be-local))))
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(describe "Columns"
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(it "has the file name in the 1st column"
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(flycheck/with-error-list-buffer
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(expect (aref tabulated-list-format 0)
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:to-equal
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'("File" 6))))
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(it "has the line number in the 2nd column"
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(flycheck/with-error-list-buffer
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(expect (aref tabulated-list-format 1)
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:to-equal
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'("Line" 5 flycheck-error-list-entry-< :right-align t))))
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(it "has the column number in the 3rd column"
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(flycheck/with-error-list-buffer
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(expect (aref tabulated-list-format 2)
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:to-equal '("Col" 3 nil :right-align t))))
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(it "has the error level in the 4th column"
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(flycheck/with-error-list-buffer
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(expect (aref tabulated-list-format 3)
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:to-equal '("Level" 8 flycheck-error-list-entry-level-<))))
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(it "has the error ID in the 5th column"
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(flycheck/with-error-list-buffer
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(expect (aref tabulated-list-format 4)
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:to-equal '("ID" 6 t))))
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(it "has the error message in the 6th column"
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(flycheck/with-error-list-buffer
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(expect (aref tabulated-list-format 5)
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:to-equal '("Message (Checker)" 0 t)))))
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(describe "Entry"
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(let* ((warning (flycheck-error-new-at 10 12 'warning "A foo warning"
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:checker 'emacs-lisp-checkdoc
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:id "W1"))
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(entry (flycheck-error-list-make-entry warning))
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(cells (cadr entry)))
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(it "has the error object as ID"
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(expect (car entry) :to-be warning))
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(it "has the line number in the 2nd cell"
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(expect (aref cells 1) :to-equal
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(list "10"
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'type 'flycheck-error-list
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'face 'flycheck-error-list-line-number)))
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(it "has the column number in the 3rd cell"
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(expect (aref cells 2) :to-equal
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(list "12"
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'type 'flycheck-error-list
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'face 'flycheck-error-list-column-number)))
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(it "has an empty 3rd cell if there is no column number"
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(cl-letf* (((flycheck-error-column warning) nil)
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(entry (flycheck-error-list-make-entry warning))
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(cells (cadr entry)))
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(expect (aref cells 2) :to-equal
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(list ""
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'type 'flycheck-error-list
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'face 'flycheck-error-list-column-number))))
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(it "has the error level in the 4th cell"
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(expect (aref cells 3) :to-equal
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(list "warning"
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'type 'flycheck-error-list
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'face (flycheck-error-level-error-list-face 'warning))))
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(it "has the error ID in the 5th cell"
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(expect (aref cells 4) :to-equal
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(list "W1"
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'type 'flycheck-error-list-explain-error
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'face 'flycheck-error-list-id
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'help-echo "W1")))
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(let ((checker-name (propertize "emacs-lisp-checkdoc"
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'face 'flycheck-error-list-checker-name)))
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(it "has the error message in the 6th cell"
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(let* ((message (format (propertize "A foo warning (%s)"
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'face 'default)
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checker-name)))
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(expect (aref cells 5) :to-equal
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(list message 'type 'flycheck-error-list
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'help-echo message))))
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(it "has a default message in the 6th cell if there is no message"
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(cl-letf* (((flycheck-error-message warning) nil)
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(entry (flycheck-error-list-make-entry warning))
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(cells (cadr entry))
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(message (format (propertize "Unknown warning (%s)"
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'face 'default)
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checker-name)))
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(expect (aref cells 5) :to-equal
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(list message 'type 'flycheck-error-list
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'help-echo message)))))))
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(describe "Filter"
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(it "kills the filter variable when resetting the filter"
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(flycheck/with-error-list-buffer
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(setq-local flycheck-error-list-minimum-level 'error)
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(expect 'flycheck-error-list-minimum-level :to-be-local)
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(flycheck-error-list-reset-filter)
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(expect 'flycheck-error-list-minimum-level :not :to-be-local)))
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(it "filters errors with lower levels"
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(let ((flycheck-error-list-minimum-level 'warning)
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(errors (list (flycheck-error-new-at 10 10 'error)
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(flycheck-error-new-at 20 20 'warning)
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(flycheck-error-new-at 30 30 'info))))
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(expect (flycheck-error-list-apply-filter errors)
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:to-be-equal-flycheck-errors
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(list (flycheck-error-new-at 10 10 'error)
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(flycheck-error-new-at 20 20 'warning)))))
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(describe "Mode Line"
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(it "shows no mode line indicator if no filter is set"
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(let ((flycheck-error-list-minimum-level nil))
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(expect (flycheck-error-list-mode-line-filter-indicator)
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:to-be-empty-string)))
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(it "shows the level filter in the mode line if set"
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(let ((flycheck-error-list-minimum-level 'warning))
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(expect (flycheck-error-list-mode-line-filter-indicator)
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:to-equal " [>= warning]"))))))
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;;; test-error-list.el ends here
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