branch: externals/gnosis
commit 2eff707b37f3bc50d76a987225e822649e35fe2e
Author: Thanos Apollo <[email protected]>
Commit: Thanos Apollo <[email protected]>
[new] tests: Add gnosis-test-script-detection.el
---
tests/gnosis-test-script-detection.el | 186 ++++++++++++++++++++++++++++++++++
1 file changed, 186 insertions(+)
diff --git a/tests/gnosis-test-script-detection.el
b/tests/gnosis-test-script-detection.el
new file mode 100644
index 0000000000..504546844a
--- /dev/null
+++ b/tests/gnosis-test-script-detection.el
@@ -0,0 +1,186 @@
+;;; gnosis-test-script-detection.el --- Script detection tests -*-
lexical-binding: t; -*-
+
+;; Copyright (C) 2026 Free Software Foundation, Inc.
+
+;; Author: Thanos Apollo <[email protected]>
+
+;;; Commentary:
+
+;; Tests for script detection and input method mapping.
+;; `gnosis-utils-detect-script' is pure -- no database needed.
+
+;;; Code:
+
+(require 'ert)
+
+(let ((parent-dir (file-name-directory
+ (directory-file-name
+ (file-name-directory (or load-file-name
default-directory))))))
+ (add-to-list 'load-path parent-dir))
+
+(require 'gnosis-utils)
+(require 'gnosis)
+
+;; ---- Group 1: gnosis-utils-detect-script ----
+
+(ert-deftest gnosis-test-detect-script-greek ()
+ "Greek text returns greek script symbol."
+ (should (eq 'greek (gnosis-utils-detect-script "ελληνικά"))))
+
+(ert-deftest gnosis-test-detect-script-cyrillic ()
+ "Cyrillic text returns cyrillic script symbol."
+ (should (eq 'cyrillic (gnosis-utils-detect-script "русский"))))
+
+(ert-deftest gnosis-test-detect-script-latin-only ()
+ "Pure Latin text returns nil."
+ (should (null (gnosis-utils-detect-script "hello world"))))
+
+(ert-deftest gnosis-test-detect-script-empty-string ()
+ "Empty string returns nil."
+ (should (null (gnosis-utils-detect-script ""))))
+
+(ert-deftest gnosis-test-detect-script-ascii-only ()
+ "ASCII with punctuation and digits returns nil."
+ (should (null (gnosis-utils-detect-script "test 123!@#"))))
+
+(ert-deftest gnosis-test-detect-script-mixed-greek-latin ()
+ "Mixed text returns the dominant non-Latin script."
+ (should (eq 'greek (gnosis-utils-detect-script "the word λόγος means
reason"))))
+
+(ert-deftest gnosis-test-detect-script-single-char ()
+ "Single non-Latin character is detected."
+ (should (eq 'greek (gnosis-utils-detect-script "α"))))
+
+(ert-deftest gnosis-test-detect-script-cjk ()
+ "CJK ideographs are detected."
+ (let ((script (gnosis-utils-detect-script "漢字")))
+ (should script)
+ (should (not (eq script 'latin)))))
+
+(ert-deftest gnosis-test-detect-script-spaces-ignored ()
+ "Whitespace does not affect detection."
+ (should (eq 'greek (gnosis-utils-detect-script " αβγ "))))
+
+(ert-deftest gnosis-test-detect-script-numbers-ignored ()
+ "Digits (common script) do not affect detection."
+ (should (eq 'greek (gnosis-utils-detect-script "42 αβγ"))))
+
+;; ---- Group 2: gnosis-script-input-method-alist lookup ----
+
+(ert-deftest gnosis-test-script-alist-default-has-greek ()
+ "Default alist maps greek to the \"greek\" input method."
+ (should (equal "greek"
+ (alist-get 'greek gnosis-script-input-method-alist))))
+
+(ert-deftest gnosis-test-script-alist-missing-script ()
+ "Unmapped script returns nil from alist."
+ (let ((gnosis-script-input-method-alist '((greek . "greek"))))
+ (should (null (alist-get 'cyrillic gnosis-script-input-method-alist)))))
+
+(ert-deftest gnosis-test-script-alist-custom-mapping ()
+ "Custom alist entries are respected."
+ (let ((gnosis-script-input-method-alist
+ '((greek . "greek") (cyrillic . "cyrillic-translit"))))
+ (should (equal "cyrillic-translit"
+ (alist-get 'cyrillic gnosis-script-input-method-alist)))))
+
+;; ---- Group 3: gnosis--read-string-with-input-method ----
+;;
+;; The function calls `activate-input-method' in the current buffer,
+;; then `read-string' with INHERIT-INPUT-METHOD=t so the minibuffer
+;; inherits it, then `deactivate-input-method' to clean up.
+;;
+;; We stub `activate-input-method' (to set `current-input-method'),
+;; `deactivate-input-method' (to clear it), and `read-string' (to
+;; capture the state at call time).
+
+(ert-deftest gnosis-test-read-string-greek-input-method-active ()
+ "Greek answer: activate-input-method called, inherit=t, deactivate called."
+ (let ((captured-method nil)
+ (captured-inherit nil)
+ (deactivated nil)
+ (gnosis-script-input-method-alist '((greek . "greek"))))
+ (cl-letf (((symbol-function 'activate-input-method)
+ (lambda (method) (setq current-input-method method)))
+ ((symbol-function 'deactivate-input-method)
+ (lambda () (setq current-input-method nil deactivated t)))
+ ((symbol-function 'read-string)
+ (lambda (_prompt &optional _init _hist _default inherit)
+ (setq captured-method current-input-method
+ captured-inherit inherit)
+ "dummy")))
+ (gnosis--read-string-with-input-method "Answer: " "ελληνικά")
+ (should (equal "greek" captured-method))
+ (should (eq t captured-inherit))
+ (should deactivated))))
+
+(ert-deftest gnosis-test-read-string-cyrillic-input-method-active ()
+ "Cyrillic answer with mapping: input method activated and inherited."
+ (let ((captured-method nil)
+ (captured-inherit nil)
+ (gnosis-script-input-method-alist '((greek . "greek")
+ (cyrillic . "cyrillic-translit"))))
+ (cl-letf (((symbol-function 'activate-input-method)
+ (lambda (method) (setq current-input-method method)))
+ ((symbol-function 'deactivate-input-method)
+ (lambda () (setq current-input-method nil)))
+ ((symbol-function 'read-string)
+ (lambda (_prompt &optional _init _hist _default inherit)
+ (setq captured-method current-input-method
+ captured-inherit inherit)
+ "dummy")))
+ (gnosis--read-string-with-input-method "Answer: " "самолет")
+ (should (equal "cyrillic-translit" captured-method))
+ (should (eq t captured-inherit)))))
+
+(ert-deftest gnosis-test-read-string-latin-no-activation ()
+ "Latin answer: no activate/deactivate calls, plain read-string."
+ (let ((activated nil)
+ (gnosis-script-input-method-alist '((greek . "greek"))))
+ (cl-letf (((symbol-function 'activate-input-method)
+ (lambda (method) (setq activated method)))
+ ((symbol-function 'deactivate-input-method) #'ignore)
+ ((symbol-function 'read-string)
+ (lambda (_prompt &rest _args) "dummy")))
+ (gnosis--read-string-with-input-method "Answer: " "hello")
+ (should (null activated)))))
+
+(ert-deftest gnosis-test-read-string-unmapped-no-activation ()
+ "Unmapped script: no activate/deactivate calls."
+ (let ((activated nil)
+ (gnosis-script-input-method-alist '((greek . "greek"))))
+ (cl-letf (((symbol-function 'activate-input-method)
+ (lambda (method) (setq activated method)))
+ ((symbol-function 'deactivate-input-method) #'ignore)
+ ((symbol-function 'read-string)
+ (lambda (_prompt &rest _args) "dummy")))
+ (gnosis--read-string-with-input-method "Answer: " "самолет")
+ (should (null activated)))))
+
+(ert-deftest gnosis-test-read-string-returns-user-input ()
+ "Return value is the string from read-string."
+ (let ((gnosis-script-input-method-alist '((greek . "greek"))))
+ (cl-letf (((symbol-function 'activate-input-method)
+ (lambda (method) (setq current-input-method method)))
+ ((symbol-function 'deactivate-input-method)
+ (lambda () (setq current-input-method nil)))
+ ((symbol-function 'read-string)
+ (lambda (_prompt &rest _args) "user-typed")))
+ (should (equal "user-typed"
+ (gnosis--read-string-with-input-method "Answer: "
"αβγ"))))))
+
+(ert-deftest gnosis-test-read-string-deactivates-on-error ()
+ "Input method is deactivated even when read-string signals an error."
+ (let ((deactivated nil)
+ (gnosis-script-input-method-alist '((greek . "greek"))))
+ (cl-letf (((symbol-function 'activate-input-method)
+ (lambda (method) (setq current-input-method method)))
+ ((symbol-function 'deactivate-input-method)
+ (lambda () (setq current-input-method nil deactivated t)))
+ ((symbol-function 'read-string)
+ (lambda (_prompt &rest _args) (error "Simulated quit"))))
+ (ignore-errors
+ (gnosis--read-string-with-input-method "Answer: " "αβγ"))
+ (should deactivated))))
+
+(ert-run-tests-batch-and-exit)
