1use jrsonnet_evaluator::{2 error::Result,3 function::{builtin, FuncVal},4 throw_runtime, ObjValueBuilder, State, Thunk, Val,5};67#[macro_export]8macro_rules! ensure_eq {9 ($a:expr, $b:expr $(,)?) => {{10 let a = &$a;11 let b = &$b;12 if a != b {13 ::jrsonnet_evaluator::throw_runtime!("assertion failed: a != b\na={:#?}\nb={:#?}", a, b)14 }15 }};16}1718#[macro_export]19macro_rules! ensure {20 ($v:expr $(,)?) => {21 if !$v {22 ::jrsonnet_evaluator::throw_runtime!("assertion failed: {}", stringify!($v))23 }24 };25}2627#[macro_export]28macro_rules! ensure_val_eq {29 ($s:expr, $a:expr, $b:expr) => {{30 if !::jrsonnet_evaluator::val::equals($s.clone(), &$a.clone(), &$b.clone())? {31 ::jrsonnet_evaluator::throw_runtime!(32 "assertion failed: a != b\na={:#?}\nb={:#?}",33 $a.to_json($s.clone(), 2)?,34 $b.to_json($s.clone(), 2)?,35 )36 }37 }};38}3940#[builtin]41fn assert_throw(s: State, lazy: Thunk<Val>, message: String) -> Result<bool> {42 match lazy.evaluate(s) {43 Ok(_) => {44 throw_runtime!("expected argument to throw on evaluation, but it returned instead")45 }46 Err(e) => {47 let error = format!("{}", e.error());48 ensure_eq!(message, error);49 }50 }51 Ok(true)52}5354#[allow(dead_code)]55pub fn with_test(s: &State) {56 let mut bobj = ObjValueBuilder::new();57 bobj.member("assertThrow".into())58 .hide()59 .value(60 s.clone(),61 Val::Func(FuncVal::StaticBuiltin(assert_throw::INST)),62 )63 .expect("no error");6465 s.settings_mut()66 .globals67 .insert("test".into(), Val::Obj(bobj.build()));68}