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Diffstat (limited to 'tests/test-prog-c-compile-command.el')
| -rw-r--r-- | tests/test-prog-c-compile-command.el | 85 |
1 files changed, 85 insertions, 0 deletions
diff --git a/tests/test-prog-c-compile-command.el b/tests/test-prog-c-compile-command.el new file mode 100644 index 00000000..59b5f3b6 --- /dev/null +++ b/tests/test-prog-c-compile-command.el @@ -0,0 +1,85 @@ +;;; test-prog-c-compile-command.el --- Tests for C compile command setup -*- lexical-binding: t; -*- + +;;; Commentary: +;; Verifies single-file C compile commands use file paths rather than buffer +;; names, and quote paths safely for compile.el's shell command. + +;;; Code: + +(require 'ert) +(add-to-list 'load-path (expand-file-name "modules" user-emacs-directory)) +(require 'prog-c) + +(ert-deftest test-prog-c-single-file-command-normal-path () + "A simple C file should keep the readable historical command shape." + (should (equal + (cj/c--single-file-compile-command "/tmp/project/main.c") + "gcc -Wall -Wextra -g -o /tmp/project/main /tmp/project/main.c"))) + +(ert-deftest test-prog-c-single-file-command-quotes-spaces () + "C source and output paths with spaces should be shell-escaped." + (should (equal + (cj/c--single-file-compile-command "/tmp/my project/hello world.c") + "gcc -Wall -Wextra -g -o /tmp/my\\ project/hello\\ world /tmp/my\\ project/hello\\ world.c"))) + +(ert-deftest test-prog-c-single-file-command-quotes-metacharacters () + "Shell metacharacters in C paths should be escaped." + (should (equal + (cj/c--single-file-compile-command "/tmp/project/weird;name.c") + "gcc -Wall -Wextra -g -o /tmp/project/weird\\;name /tmp/project/weird\\;name.c"))) + +(ert-deftest test-prog-c-single-file-command-errors-without-file () + "Non-file buffers should fail clearly instead of compiling buffer names." + (should-error (cj/c--single-file-compile-command nil) + :type 'user-error)) + +(ert-deftest test-prog-c-compile-command-uses-buffer-file-name () + "The fallback compile command should ignore a renamed buffer's display name." + (let ((source (expand-file-name "real source.c" temporary-file-directory))) + (with-temp-buffer + (setq buffer-file-name source) + (rename-buffer "renamed display buffer" t) + (cl-letf (((symbol-function 'locate-dominating-file) + (lambda (&rest _args) nil))) + (cj/c-compile-command)) + (should (equal + compile-command + (format "gcc -Wall -Wextra -g -o %s %s" + (shell-quote-argument + (file-name-sans-extension source)) + (shell-quote-argument source))))))) + +(ert-deftest test-prog-c-compile-command-makefile-uses-make () + "Normal: a Makefile dominating the source dir produces a make compile command." + (with-temp-buffer + (cl-letf (((symbol-function 'locate-dominating-file) + (lambda (_dir name) + (when (equal name "Makefile") "/tmp/projectroot/")))) + (cj/c-compile-command)) + (should (equal compile-command + (format "cd %s && make -k " + (shell-quote-argument "/tmp/projectroot/")))))) + +(ert-deftest test-prog-c-compile-command-cmake-uses-cmake-build () + "Normal: a CMakeLists.txt dominating the source dir produces a cmake build command." + (with-temp-buffer + (cl-letf (((symbol-function 'locate-dominating-file) + (lambda (_dir name) + (when (equal name "CMakeLists.txt") "/tmp/cmakeroot/")))) + (cj/c-compile-command)) + (should (equal compile-command + (format "cd %s && cmake --build build " + (shell-quote-argument "/tmp/cmakeroot/")))))) + +(ert-deftest test-prog-c-compile-command-makefile-path-with-spaces-is-quoted () + "Boundary: a Makefile in a directory with spaces is shell-quoted in the cd target." + (with-temp-buffer + (cl-letf (((symbol-function 'locate-dominating-file) + (lambda (_dir name) + (when (equal name "Makefile") "/tmp/my project/")))) + (cj/c-compile-command)) + (should (equal compile-command + "cd /tmp/my\\ project/ && make -k ")))) + +(provide 'test-prog-c-compile-command) +;;; test-prog-c-compile-command.el ends here |