mod common;
use dotenvy::*;
use std::{env, error::Error, result::Result};
use crate::common::*;
#[test]
fn test_variable_substitutions() -> Result<(), Box<dyn Error>> {
std::env::set_var("KEY", "value");
std::env::set_var("KEY1", "value1");
let substitutions_to_test = [
"$ZZZ", "$KEY", "$KEY1", "${KEY}1", "$KEY_U", "${KEY_U}", "\\$KEY",
];
let common_string = substitutions_to_test.join(">>");
let dir = tempdir_with_dotenv(&format!(
r#"
KEY1=new_value1
KEY_U=$KEY+valueU
SUBSTITUTION_FOR_STRONG_QUOTES='{}'
SUBSTITUTION_FOR_WEAK_QUOTES="{}"
SUBSTITUTION_WITHOUT_QUOTES={}
"#,
common_string, common_string, common_string
))?;
assert_eq!(var("KEY")?, "value");
assert_eq!(var("KEY1")?, "value1");
assert_eq!(var("KEY_U")?, "value+valueU");
assert_eq!(var("SUBSTITUTION_FOR_STRONG_QUOTES")?, common_string);
assert_eq!(
var("SUBSTITUTION_FOR_WEAK_QUOTES")?,
[
"",
"value",
"value1",
"value1",
"value_U",
"value+valueU",
"$KEY"
]
.join(">>")
);
assert_eq!(
var("SUBSTITUTION_WITHOUT_QUOTES")?,
[
"",
"value",
"value1",
"value1",
"value_U",
"value+valueU",
"$KEY"
]
.join(">>")
);
env::set_current_dir(dir.path().parent().unwrap())?;
dir.close()?;
Ok(())
}