74 lines
2 KiB
Rust
74 lines
2 KiB
Rust
use itconfig::EnvError::*;
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use itconfig::*;
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use std::env;
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#[test]
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#[should_panic(expected = "Environment variable \"TEST_CASE_1\" is missing")]
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fn get_missing_env() {
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get_env_or_panic::<String>("TEST_CASE_1");
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}
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#[test]
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#[should_panic(expected = "Failed to parse environment variable \"TEST_CASE_2\"")]
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fn get_env_with_invalid_value() {
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let env_name = "TEST_CASE_2";
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env::set_var(&env_name, "30r");
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get_env_or_panic::<u32>(env_name);
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}
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#[test]
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fn get_result_of_missing_env() {
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let env_name = String::from("TEST_CASE_3");
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let env_val = get_env::<String>(&env_name);
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assert_eq!(env_val, Err(MissingVariable(env_name)))
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}
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#[test]
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fn get_result_of_env_with_invalid_value() {
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let env_name = String::from("TEST_CASE_4");
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env::set_var(&env_name, "30r");
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let env_val = get_env::<u32>(&env_name);
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assert_eq!(env_val, Err(FailedToParse(env_name)))
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}
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#[test]
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fn get_result_of_env_successfully() {
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env::set_var("TEST_CASE_5", "30");
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let env_var = get_env("TEST_CASE_5");
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assert_eq!(env_var, Ok(30));
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}
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#[test]
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fn get_missing_env_with_default_value() {
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let flag: bool = get_env_or_default("TEST_CASE_6", "true");
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assert_eq!(flag, true);
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}
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#[test]
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#[should_panic(expected = "Failed to parse environment variable \"TEST_CASE_7\"")]
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fn get_invalid_env_with_default_value() {
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env::set_var("TEST_CASE_7", "30r");
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get_env_or_default::<u32, _>("TEST_CASE_7", 30);
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}
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#[test]
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#[should_panic(expected = "Failed to parse environment variable \"TEST_CASE_8\"")]
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fn get_env_with_invalid_default_value() {
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get_env_or_default::<u32, _>("TEST_CASE_8", "30r");
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}
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#[test]
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fn get_env_with_default_successfully() {
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env::set_var("TEST_CASE_9", "10");
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let env_val: u32 = get_env_or_default("TEST_CASE_9", 30);
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assert_eq!(env_val, 10)
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}
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#[test]
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fn get_missing_env_with_set_default_value() {
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let flag: bool = get_env_or_set_default("TEST_CASE_10", "true");
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assert_eq!(flag, true);
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let env_var = env::var("TEST_CASE_10");
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assert_eq!(env_var, Ok(String::from("true")))
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}
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