e2e tests: Add test root readonly (youki-dev#2976)

* add test root readonly true

Signed-off-by: sat0ken <[email protected]>

* fix test group name

Signed-off-by: sat0ken <[email protected]>

* fix format

Signed-off-by: sat0ken <[email protected]>

* remove blank line

Signed-off-by: sat0ken <[email protected]>

* remove unused import

Signed-off-by: sat0ken <[email protected]>

* fix format err

Signed-off-by: sat0ken <[email protected]>

* remove unnecessary return

Signed-off-by: sat0ken <[email protected]>

* separate test root readonly true and false

Signed-off-by: sat0ken <[email protected]>

* fix format err

Signed-off-by: sat0ken <[email protected]>

* change test_dir_write_access to pub fn to use test

Signed-off-by: sat0ken <[email protected]>

* check root readonly to use test_dir_write_access

Signed-off-by: sat0ken <[email protected]>

* fix format err

Signed-off-by: sat0ken <[email protected]>

* fix format err

Signed-off-by: sat0ken <[email protected]>

* remove blank line

Signed-off-by: sat0ken <[email protected]>

* separate two tests to root_readonly_true and root_readonly_false

Signed-off-by: sat0ken <[email protected]>

* change test_dir_read_access to pub fn to use test

Signed-off-by: sat0ken <[email protected]>

* fix debug message and add check read access

Signed-off-by: sat0ken <[email protected]>

* fix format err

Signed-off-by: sat0ken <[email protected]>

* add root_readonly test to main

Signed-off-by: sat0ken <[email protected]>

* add read access test when root readonly is false

Signed-off-by: sat0ken <[email protected]>

* fox type err

Signed-off-by: sat0ken <[email protected]>

* remove code err to raw os err

Signed-off-by: sat0ken <[email protected]>

* add CreateOptions

Signed-off-by: sat0ken <[email protected]>

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Signed-off-by: sat0ken <[email protected]>