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mirror of https://github.com/mawww/kakoune.git synced 2024-11-27 12:16:22 +03:00
kakoune/test
Maxime Coste cb3512f01e Grow dual thread stack after pushing a thread on the next queue
The previous code was assuming it was fine to push_next without
growing, which used to be the case with the previous implementation
because we always have poped the current thread that we try to push.

However now that we use a ring-buffer, m_next_begin == m_next_end can
either mean full, or empty. We solve this by assuming it means empty
and never allowing the buffer to become full, which means we need
to grow after pushing to next if we get full.

Fixes #4859
2023-03-13 22:45:19 +11:00
..
compose Move user mappings to <space> and keep/remove selection to , 2022-07-05 08:43:40 +10:00
display Add support for curly underline and separate underline color 2021-09-07 08:21:26 +10:00
highlight Re-work line trimming to fix issues with column highighters 2022-07-13 12:24:14 +10:00
hooks Immediately execute ModuleLoaded hooks for already loaded modules 2023-02-14 21:31:29 +11:00
indent Move user mappings to <space> and keep/remove selection to , 2022-07-05 08:43:40 +10:00
normal Make selection undo skip over entries that are nop after buffer change 2022-12-27 18:24:55 +01:00
prompt Add tests for prompt history behaviour 2022-06-07 14:01:23 +10:00
regression Grow dual thread stack after pushing a thread on the next queue 2023-03-13 22:45:19 +11:00
shell Expand env vars as list of strings 2020-03-02 20:53:28 +11:00
README.asciidoc test: Update the README to describe the current test API. 2020-11-21 16:57:08 +11:00
run Bug: The enabled test checks, though they exist are never actually run 2021-12-14 16:53:41 +05:30

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Regression test
===============

:unified-context-diff: https://en.wikipedia.org/wiki/Diff#Unified_format

Source structure
----------------

----------------------------------------------
.
├── unit
│   └── …
└── compose
    └── …
        ├── [enabled]    → applicability
        ├── [rc]         → configuration
        ├── [in]         → start file
        ├── cmd          → command
        ├── [script]     → UI automation
        ├── [out]        → expected end file
        ├── [kak_*]      → expected expansion values
        └── [error]      → expected error
----------------------------------------------

Usage
-----

To test, just type +run [test]+ in the +test+ directory.
It will print each passing test.  If a test fails, a {unified-context-diff}[unified context diff]
is printed showing the tests expected output and the actual output.

Details
-------

+enabled+ is optional.
If it exists and is executable,
it is invoked with no parameters.
If it exits with a non-zero exit code,
the test is assumed to be not applicable to the current environment
(for example, a test for OS-specific integration
isn't useful on a different OS)
and will be silently skipped.

+rc+ is optional
and should contain a sequence of commands,
_e.g._, +set-option+, +define-command+, +declare-option+.
+rc+ is sourced and evaluated before the +cmd+ key sequence is executed.

+in+ is optional
and should contain the initial text loaded into the input buffer
for editing by the +cmd+ key sequence.

+cmd+ is required
and should contain a key sequence that will edit the input buffer.
+cmd+ is executed after the +rc+ command sequence is sourced.

+script+ is optional
and is a shell-script that will be sourced after +cmd+ is executed.
The special +ui_in+ function sends a string
(expected to be a JSON UI message,
see `doc/json_ui.asciidoc` in the Kakoune source)
to the running Kakoune instance,
while the special +ui_out+ function
checks the next JSON UI messages from Kakoune
against its arguments,
and fails the test if any of them are different.

You can also say `ui_out -ignore N` to ignore the next _N_ JSON UI messages,
where _N_ is a positive integer. 

+out+ is optional
and should contain the expected text generated by the +cmd+ key sequence.

If the actual +out+ text
does not match the expected content in the corresponding file,
the unit test will fail.

If there is no +out+
then the unit test will always succeed.

Any +kak_*+ files should match the corresponding expansion
after +cmd+ is complete.
For example, a file named +kak_selection_desc+
should match the +%val{selection_desc}+ expansion.
See `:doc expansions` for a list of available expansions.

If there is an +error+ file,
the test is expected to produce an error.
If Kakoune exits successfully,
or if it fails with the wrong error,
the test is marked as a failure.