fix(test_harness): followup to #459, dont use --clean but rather --noplugin (#497)

otherwise its a breaking change, see
https://github.com/nvim-treesitter/nvim-treesitter/pull/4856

.gitignore

@@ -39,5 +39,5 @@ luac.out
 *.x86_64
 *.hex
 
-
 build/
+doc/tags

README.md

@@ -238,7 +238,7 @@ Without second argument, `PlenaryBustedDirectory` is also run with a minimal
 configuration. Otherwise it is a Lua option table with the following fields:
 - `nvim_cmd`: specify the command to launch this neovim instance (defaults to `vim.v.progpath`)
 - `init`: specify an init.vim to use for this instance
-- `minimal_init`: as for `init`, but also run the neovim instance with `--clean`
+- `minimal_init`: as for `init`, but also run the neovim instance with `--noplugin`
 - `sequential`: whether to run tests sequentially (default is to run in parallel)
 - `keep_going`: if `sequential`, whether to continue on test failure (default true)
 - `timeout`: controls the maximum time allotted to each job in parallel or

doc/plenary-test.txt

@@ -33,7 +33,7 @@ The second argument is a Lua option table with the following fields:
   `init`          specify an init.vim to use for this instance, if not given
                 a minimal configuration is used.
   `minimal_init`  as for `init`, but also run the neovim instance with
-                `--clean`.
+                `--noplugin`.
   `sequential`    whether to run tests sequentially (default is to run in
                 parallel).
   `keep_going`    if `sequential`, whether to continue on test failure (default
@@ -41,7 +41,7 @@ The second argument is a Lua option table with the following fields:
   `timeout`       controls the maximum time allotted to each job in parallel or
                 sequential operation (defaults to 50,000 milliseconds).
 
-Unless `init` is given, the neovim instance is run with the `--clean`
+Unless `init` is given, the neovim instance is run with the `--noplugin`
 argument.
 
 The exit code is 0 for success and 1 for fail, so you can use it easily in

lua/plenary/test_harness.lua

@@ -91,7 +91,7 @@ function harness.test_directory(directory, opts)
     }
 
     if minimal then
-      table.insert(args, "--clean")
+      table.insert(args, "--noplugin")
       if opts.minimal_init then
         table.insert(args, "-u")
         table.insert(args, opts.minimal_init)