emacs-ipython-notebook/test/test-ein-cell.el
dickmao 0490031ec8 Sane File Navigation
As emacs users we prefer and have the luxury of fuzzy file navigation
via ido and projectile.  From a notebook or notebooklist buffer, the commands

`C-c C-f` ein:file-open
`C-c C-o` ein:notebook-open

offer an ido alternative to point and click navigation.

To populate the ido lists, retrieving the content hierarchy is on by
default.  Two custom variables determine how wide and deep the content query
probes (currently at 2 levels deep and 6 directories wide).  Set both
to zero to turn off.

tkf half finished code to quickly go from local file buffers to notebook
mode via `C-c C-z` or `C-c C-o`.  This is now possible.  EIN will
start the server from a suitable parent directory of the visited file.

Enable ido completion for `notebooklist-login`.

Remove the albatross `ein-loaddefs.el` in favor of more standard
`ein-autoloads.el` that is not git tracked.

Convenience `make install` from git source (local alternative to
melpa).
2018-10-26 18:40:19 -04:00

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(eval-when-compile (require 'cl))
(require 'ert)
(when load-file-name
(add-to-list 'load-path
(concat (file-name-directory load-file-name) "mocker")))
(require 'mocker)
(require 'ein-cell)
(require 'ein-testing-cell)
;;; ein:cell-from-json
(defun eintest:cell-from-json (data &rest args)
(let ((cell (apply #'ein:cell-from-json data args)))
(should-not (ein:cell-active-p cell))
cell))
(ert-deftest ein:cell-from-json-code ()
(let* ((input-prompt-number 111)
(output-prompt-number 222)
(input (ein:join-str "\n" '("first input" "second input")))
(output-0 (list :output_type "execute_result"
:prompt_number output-prompt-number
:text (list "first output"
"second output")))
(data (ein:testing-codecell-data
input input-prompt-number (list output-0)))
(cell (eintest:cell-from-json data)))
(should (ein:codecell-p cell))
(should (equal (oref cell :input-prompt-number) input-prompt-number))
(should (equal (oref cell :input) input))
(should (equal (car (oref cell :outputs)) output-0))
(should (equal (oref cell :collapsed) nil))))
(ert-deftest ein:cell-from-json-text ()
(let* ((input (ein:join-str "\n" '("first input" "second input")))
(data (list :cell_type "text" :source input))
(cell (eintest:cell-from-json data)))
(should (ein:textcell-p cell))
(should (equal (oref cell :input) input))))
(ert-deftest ein:cell-from-json-html ()
(let* ((input (ein:join-str "\n" '("first input" "second input")))
(data (list :cell_type "html" :source input))
(cell (eintest:cell-from-json data)))
(should (ein:htmlcell-p cell))
(should (equal (oref cell :input) input))))
(ert-deftest ein:cell-from-json-markdown ()
(let* ((input (ein:join-str "\n" '("first input" "second input")))
(data (list :cell_type "markdown" :source input))
(cell (eintest:cell-from-json data)))
(should (ein:markdowncell-p cell))
(should (equal (oref cell :input) input))))
(ert-deftest ein:cell-from-json-raw ()
(let* ((input (ein:join-str "\n" '("first input" "second input")))
(data (list :cell_type "raw" :source input))
(cell (eintest:cell-from-json data)))
(should (ein:rawcell-p cell))
(should (equal (oref cell :input) input))))
(ert-deftest ein:cell-from-json-heading ()
(let* ((input (ein:join-str "\n" '("first input" "second input")))
(data (list :cell_type "heading" :source input))
(cell (eintest:cell-from-json data)))
(should (ein:headingcell-p cell))
(should (equal (oref cell :input) input))))
;; ein:cell-to-json
(defun eintest:cell-to-json (cell input &optional discard-output)
(mocker-let ((ein:cell-get-text
(cell)
((:input (list cell) :output input))))
(ein:cell-to-json cell discard-output)))
(ert-deftest ein:cell-to-json-code ()
(let* ((input-prompt-number 111)
(output-prompt-number 222)
(input (ein:join-str "\n" '("first input" "second input")))
(output-0 (list :output_type "execute_result"
:prompt_number output-prompt-number
:text (list "first output"
"second output")))
(data (ein:testing-codecell-data
input input-prompt-number (list output-0)))
(cell (eintest:cell-from-json data))
(alist (eintest:cell-to-json cell input)))
(should (equal (cdr (assq 'input alist)) "first input\nsecond input"))
(should (equal (cdr (assq 'cell_type alist)) "code"))
(should (equal (cdr (assq 'outputs alist)) `[,output-0]))
(should (equal (cdr (assq 'language alist)) "python"))
(should (equal (cdr (assq 'collapsed alist)) json-false))))
(ert-deftest ein:cell-to-json-code-discard-output ()
(let* ((input-prompt-number 111)
(output-prompt-number 222)
(input (ein:join-str "\n" '("first input" "second input")))
(output-0 (list :output_type "execute_result"
:prompt_number output-prompt-number
:text (list "first output"
"second output")))
(data (ein:testing-codecell-data
input input-prompt-number (list output-0)))
(cell (eintest:cell-from-json data))
(alist (eintest:cell-to-json cell input t)))
(should (equal (cdr (assq 'input alist)) "first input\nsecond input"))
(should (equal (cdr (assq 'cell_type alist)) "code"))
(should (equal (cdr (assq 'outputs alist)) []))
(should (equal (cdr (assq 'language alist)) "python"))
(should (equal (cdr (assq 'collapsed alist)) json-false))))
(ert-deftest ein:cell-to-json-text ()
(let* ((input (ein:join-str "\n" '("first input" "second input")))
(data (list :cell_type "text" :source input))
(cell (eintest:cell-from-json data))
(alist (eintest:cell-to-json cell input)))
(should (equal (cdr (assq 'cell_type alist)) "text"))
(should (equal (cdr (assq 'source alist)) "first input\nsecond input"))))
(ert-deftest ein:cell-to-json-html ()
(let* ((input (ein:join-str "\n" '("first input" "second input")))
(data (list :cell_type "html" :source input))
(cell (eintest:cell-from-json data))
(alist (eintest:cell-to-json cell input)))
(should (equal (cdr (assq 'cell_type alist)) "html"))
(should (equal (cdr (assq 'source alist)) "first input\nsecond input"))))
(ert-deftest ein:cell-to-json-markdown ()
(let* ((input (ein:join-str "\n" '("first input" "second input")))
(data (list :cell_type "markdown" :source input))
(cell (eintest:cell-from-json data))
(alist (eintest:cell-to-json cell input)))
(should (equal (cdr (assq 'cell_type alist)) "markdown"))
(should (equal (cdr (assq 'source alist)) "first input\nsecond input"))))
(ert-deftest ein:cell-to-json-raw ()
(let* ((input (ein:join-str "\n" '("first input" "second input")))
(data (list :cell_type "raw" :source input))
(cell (eintest:cell-from-json data))
(alist (eintest:cell-to-json cell input)))
(should (equal (cdr (assq 'cell_type alist)) "raw"))
(should (equal (cdr (assq 'source alist)) "first input\nsecond input"))))
(ert-deftest ein:cell-to-json-heading ()
(let* ((input (ein:join-str "\n" '("first input" "second input")))
(data (list :cell_type "heading" :source input))
(cell (eintest:cell-from-json data))
(alist (eintest:cell-to-json cell input)))
(should (equal (cdr (assq 'cell_type alist)) "heading"))
(should (equal (cdr (assq 'source alist)) "first input\nsecond input"))
(should (equal (cdr (assq 'level alist)) 1))))
;;; ein:cell-convert/copy
(ert-deftest ein:cell-convert-code-to-markdown ()
(let* ((input-prompt-number 111)
(output-prompt-number 222)
(input (ein:join-str "\n" '("first input" "second input")))
(output-0 (list :output_type "execute_result"
:prompt_number output-prompt-number
:text (list "first output"
"second output")))
(data (ein:testing-codecell-data
input input-prompt-number (list output-0)))
(dummy-ewoc (ewoc-create 'dummy))
(old (eintest:cell-from-json data :ewoc dummy-ewoc))
(new (ein:cell-convert old "markdown")))
(should (ein:codecell-p old))
(should (ein:markdowncell-p new))
(should (equal (oref new :input) input))))
(ert-deftest ein:cell-convert-markdown-to-code ()
(let* ((input (ein:join-str "\n" '("first input" "second input")))
(dummy-ewoc (ewoc-create 'dummy))
(data (list :cell_type "markdown" :source input))
(old (eintest:cell-from-json data :ewoc dummy-ewoc))
(new (ein:cell-convert old "code")))
(should (ein:markdowncell-p old))
(should (ein:codecell-p new))
(should (equal (oref new :input) input))))
(ert-deftest ein:cell-copy-code ()
(let* ((input-prompt-number 111)
(output-prompt-number 222)
(input (ein:join-str "\n" '("first input" "second input")))
(output-0 (list :output_type "execute_result"
:prompt_number output-prompt-number
:text (list "first output"
"second output")))
(data (ein:testing-codecell-data
input input-prompt-number (list output-0)))
(dummy-ewoc (ewoc-create 'dummy))
(old (eintest:cell-from-json data :ewoc dummy-ewoc))
(new (ein:cell-copy old)))
(should (ein:codecell-p old))
(should (ein:codecell-p new))
(should-not (equal (oref old :cell-id)
(oref new :cell-id)))
(should (equal (oref old :input) input))
(should (equal (oref new :input) input))))
(ert-deftest ein:cell-copy-text-types ()
(loop for cell-type in '("text" "html" "markdown" "raw" "heading")
for cell-p = (intern (format "ein:%scell-p" cell-type))
do
(let* ((input (ein:join-str "\n" '("first input" "second input")))
(data (list :cell_type cell-type :source input :metadata nil))
(dummy-ewoc (ewoc-create 'dummy))
(old (eintest:cell-from-json data :ewoc dummy-ewoc))
(new (ein:cell-copy old)))
(should (funcall cell-p old))
(should (funcall cell-p new))
(should-not (equal (oref old :cell-id)
(oref new :cell-id)))
(should (equal (oref old :input) input))
(should (equal (oref new :input) input)))))
;;; ein:cell-element-get
(ert-deftest ein:cell-element-get-basecell ()
(let ((cell (ein:basecell)))
;; it's not supported
(should-error (ein:cell-element-get :prompt))))
(ert-deftest ein:cell-element-get-codecell ()
(let* ((element (list :prompt 1
:input 2
:output '(3 4)
:footer 5))
(cell (ein:cell-from-type "code" :element element)))
(mapc (lambda (kv)
(should (equal (ein:cell-element-get cell (car kv)) (cdr kv))))
(ein:plist-iter element))
(should (equal (ein:cell-element-get cell :output 0) 3))
(should (equal (ein:cell-element-get cell :output 1) 4))
(should (equal (ein:cell-element-get cell :output 2) nil))
(should (equal (ein:cell-element-get cell :after-input) 3))
(should (equal (ein:cell-element-get cell :after-output) 5))
(should (equal (ein:cell-element-get cell :before-input) 1))
(should (equal (ein:cell-element-get cell :before-output) 2))
(should (equal (ein:cell-element-get cell :last-output) 4))))
(ert-deftest ein:cell-element-get-codecell-no-ouput ()
(let* ((element (list :prompt 1
:input 2
:footer 5))
(cell (ein:cell-from-type "code" :element element)))
(mapc (lambda (kv)
(should (equal (ein:cell-element-get cell (car kv)) (cdr kv))))
(ein:plist-iter element))
(should (equal (ein:cell-element-get cell :after-input) 5))
(should (equal (ein:cell-element-get cell :last-output) 2))))
(ert-deftest ein:cell-element-get-textcell ()
(let* ((element (list :prompt 1
:input 2
:footer 5))
(cell (ein:cell-from-type "text" :element element)))
(mapc (lambda (kv)
(should (equal (ein:cell-element-get cell (car kv)) (cdr kv))))
(ein:plist-iter element))
(should (equal (ein:cell-element-get cell :after-input) 5))
(should (equal (ein:cell-element-get cell :before-input) 1))))