Struct MockEnvProvider 

pub struct MockEnvProvider { /* private fields */ }

Mock environment provider for testing.

Records which variables were accessed, useful for verifying that functions read the expected environment variables.

Implementations

impl MockEnvProvider

pub fn new() -> Self

Create a new mock provider with no variables.

pub fn with_vars(vars: HashMap<String, String>) -> Self

Create a mock provider with the given variables.

pub fn set(&mut self, key: impl Into<String>, value: impl Into<String>)

Set an environment variable.

pub fn remove(&mut self, key: &str)

Remove an environment variable.

pub fn all(&self) -> &HashMap<String, String>

Get all configured variables.

pub fn accessed_keys(&self) -> Vec<String>

Get list of accessed variable names.

pub fn was_accessed(&self, key: &str) -> bool

Check if a specific key was accessed.

pub fn clear_accessed(&self)

Clear the accessed keys list.

pub fn assert_accessed(&self, key: &str)

Assert that a specific key was accessed.

pub fn assert_not_accessed(&self, key: &str)

Assert that a specific key was NOT accessed.

Trait Implementations

impl Clone for MockEnvProvider

fn clone(&self) -> MockEnvProvider

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for MockEnvProvider

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

Formats the value using the given formatter.

impl Default for MockEnvProvider

fn default() -> MockEnvProvider

Returns the “default value” for a type.

impl EnvProvider for MockEnvProvider

fn get(&self, key: &str) -> Option<String>

Get an environment variable by name.

fn contains(&self, key: &str) -> bool

Check if an environment variable is set.