Struct TestEnv 

pub struct TestEnv { /* private fields */ }

A test environment, which is essentially a wrapper around some directory, with some utility functions operating relative to that directory.

Implementations

impl TestEnv

pub fn new(current_dir: &str) -> Option<Self>

pub fn push(&self, child: &str) -> Option<Self>

pub fn current_dir(&self) -> &str

pub fn clear_log(&self) -> Option<()>

pub fn logln(&self, msg: &str) -> Option<()>

pub fn logln_to(&self, msg: &str, rel_path: impl AsRef<Path>) -> Option<()>

pub fn read_file(&self, rel_path: impl AsRef<Path>) -> Option<String>

Read a file from a path relative to the environment current dir into a string

pub fn write_file( &self, rel_path: impl AsRef<Path>, contents: &str, ) -> Option<()>

Write a file to a path relative to the environment current dir

pub fn parse_file<T: DeserializeOwned>( &self, rel_path: impl AsRef<Path>, ) -> Option<T>

Parse a file from a path relative to the environment current dir as the given type

pub fn copy_file_from(&self, path: impl AsRef<Path>) -> Option<()>

Copy a file from the path outside environment into the environment current dir Returns None if copying was not successful

pub fn copy_file_from_as( &self, path: impl AsRef<Path>, new_name: &str, ) -> Option<()>

Copy a file from the path outside environment into the environment current dir Assigns the file a new_name in the current environment Returns None if copying was not successful

pub fn copy_file_from_env( &self, other: &TestEnv, path: impl AsRef<Path>, ) -> Option<()>

Copy a file from the path relative to the other environment into the environment current dir Returns None if copying was not successful

pub fn copy_file_from_env_as( &self, other: &TestEnv, path: impl AsRef<Path>, new_name: &str, ) -> Option<()>

Copy a file from the path relative to the other environment into the environment current dir Assigns the file a new_name in the current environment Returns None if copying was not successful

pub fn remove_file(&self, rel_path: impl AsRef<Path>) -> Option<()>

Remove a file from a path relative to the environment current dir

pub fn full_path(&self, rel_path: impl AsRef<Path>) -> PathBuf

Convert a relative path to the full path from the test root Return None if the full path can’t be formed

pub fn rel_path(&self, full_path: impl AsRef<Path>) -> Option<String>

Convert a full path to the path relative to the test root Returns None if the full path doesn’t contain test root as prefix

pub fn full_canonical_path(&self, rel_path: impl AsRef<Path>) -> Option<String>

Convert a relative path to the full path from the test root, canonicalized Returns None the full path can’t be formed

Trait Implementations

impl Clone for TestEnv

fn clone(&self) -> TestEnv

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for TestEnv

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.