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;;; json-ts-mode-tests.el --- Tests for json-ts-mode.el -*- lexical-binding: t; -*-
;; Copyright (C) 2026 Free Software Foundation, Inc.
;; This file is part of GNU Emacs.
;; GNU Emacs 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.
;; GNU Emacs 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 GNU Emacs. If not, see <https://www.gnu.org/licenses/>.
;;; Commentary:
;; Tests for json-ts-mode.
;;; Code:
(require 'ert)
(require 'treesit)
(require 'json-ts-mode)
(ert-deftest json-ts-mode-test-path-at-point ()
"Test `json-ts--get-path-at-node' and `json-ts--path-to-jq'."
(skip-unless (treesit-language-available-p 'json))
(with-temp-buffer
(json-ts-mode)
(insert "{\"a\": [1, {\"b\": 2}, 3]}")
;; Point at '1' (index 0 of array 'a')
(goto-char (point-min))
(search-forward "1")
(backward-char)
(should (equal (json-ts--path-to-jq (json-ts--get-path-at-node (treesit-node-at (point))))
".a[0]"))
;; Point at '2' (key 'b' inside object at index 1)
(goto-char (point-min))
(search-forward "2")
(backward-char)
(should (equal (json-ts--path-to-jq (json-ts--get-path-at-node (treesit-node-at (point))))
".a[1].b"))
;; Point at '3' (index 2 of array 'a')
(goto-char (point-min))
(search-forward "3")
(backward-char)
(should (equal (json-ts--path-to-jq (json-ts--get-path-at-node (treesit-node-at (point))))
".a[2]"))))
(ert-deftest json-ts-mode-test-path-at-point-complex-keys ()
"Test path generation with complex keys."
(skip-unless (treesit-language-available-p 'json))
(with-temp-buffer
(json-ts-mode)
(insert "{\"key.with.dot\": {\"key with space\": 1}}")
(goto-char (point-min))
(search-forward "1")
(backward-char)
(should (equal (json-ts--path-to-jq (json-ts--get-path-at-node (treesit-node-at (point))))
"[\"key.with.dot\"][\"key with space\"]"))))
(ert-deftest json-ts-mode-test-jq-path-keys ()
"Test `json-ts--path-to-jq' with various key formats."
(should (equal (json-ts--path-to-jq '("v123")) ".v123"))
(should (equal (json-ts--path-to-jq '("-123")) "[\"-123\"]"))
(should (equal (json-ts--path-to-jq '("v_v")) ".v_v"))
(should (equal (json-ts--path-to-jq '("123")) "[\"123\"]"))
(should (equal (json-ts--path-to-jq '("_123")) "._123"))
(should (equal (json-ts--path-to-jq '("1v2")) "[\"1v2\"]")))
(ert-deftest json-ts-mode-test-path-to-python ()
"Test `json-ts--path-to-python'."
(should (equal (json-ts--path-to-python '("a" 0 "b"))
"[\"a\"][0][\"b\"]")))
(provide 'json-ts-mode-tests)
;;; json-ts-mode-tests.el ends here
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