86     assert!(error.is::<TestError>());  in new()
125     assert!(error.is::<LargeAlign>());  in from_error_with_large_align()
132     assert!(error.is::<&str>());  in msg()
149     assert!(error.is::<TestError>());  in from_error()
168     assert!(error.source().is_none());  in into_boxed_dyn_error()
175     assert!(e.is::<&str>());  in is()
176     assert!(!e.is::<TestError>());  in is()
177     assert!(!e.is::<OutOfMemory>());  in is()
181     assert!(e.is::<&str>());  in is()
182     assert!(e.is::<TestError>());  in is()
183     assert!(!e.is::<OutOfMemory>());  in is()
188     assert!(e.is::<&str>());  in is()
189     assert!(e.is::<TestError>());  in is()
190     assert!(!e.is::<OutOfMemory>());  in is()
194     assert!(e.is::<TestError>());  in is()
195     assert!(!e.is::<&str>());  in is()
196     assert!(!e.is::<OutOfMemory>());  in is()
200     assert!(e.is::<OutOfMemory>());  in is()
201     assert!(!e.is::<TestError>());  in is()
202     assert!(!e.is::<&str>());  in is()
210     assert!(error.root_cause().is::<std::fmt::Error>());  in is_for_root_cause_with_initial_error_source()
229             assert!(matches!(  in backtrace()
274     assert!(error.is::<TestError>());  in format_err_macro_core_error()
296     assert!(chain.next().is_none());  in format_err_macro_core_error_chain()
311     assert!(error.is::<anyhow::Error>());  in format_err_is_anyhow()
353     assert!(ensure_string_literal(true).is_ok());  in ensure_macro()
363     assert!(ensure_format_implicit(true, 42).is_ok());  in ensure_macro()
373     assert!(ensure_format_explicit(true, 35).is_ok());  in ensure_macro()
383     assert!(ensure_core_error(true).is_ok());  in ensure_macro()
394     assert!(ensure_display(true).is_ok());  in ensure_macro()
401     assert!(ensure_bool_ref(&true).is_ok());  in ensure_macro()
408     assert!(ensure_no_message(42).is_ok());  in ensure_macro()
433     assert!(error.downcast::<OutOfMemory>().is_ok());  in downcast()
440     assert!(error.downcast::<OutOfMemory>().is_ok());  in downcast()
491     assert!(e.downcast_ref::<TestError>().is_none());  in downcast_ref()
492     assert!(e.downcast_ref::<OutOfMemory>().is_none());  in downcast_ref()
498     assert!(e.downcast_ref::<OutOfMemory>().is_none());  in downcast_ref()
504     assert!(e.downcast_ref::<OutOfMemory>().is_none());  in downcast_ref()
509     assert!(e.downcast_ref::<&str>().is_none());  in downcast_ref()
510     assert!(e.downcast_ref::<OutOfMemory>().is_none());  in downcast_ref()
514     assert!(e.downcast_ref::<OutOfMemory>().is_some());  in downcast_ref()
515     assert!(e.downcast_ref::<TestError>().is_none());  in downcast_ref()
516     assert!(e.downcast_ref::<&str>().is_none());  in downcast_ref()
523     assert!(e.downcast_mut::<TestError>().is_none());  in downcast_mut()
524     assert!(e.downcast_mut::<OutOfMemory>().is_none());  in downcast_mut()
530     assert!(e.downcast_mut::<OutOfMemory>().is_none());  in downcast_mut()
544     assert!(e.downcast_mut::<&str>().is_none());  in downcast_mut()
545     assert!(e.downcast_mut::<OutOfMemory>().is_none());  in downcast_mut()
551     assert!(e.downcast_mut::<OutOfMemory>().is_some());  in downcast_mut()
552     assert!(e.downcast_mut::<TestError>().is_none());  in downcast_mut()
553     assert!(e.downcast_mut::<&str>().is_none());  in downcast_mut()
560     assert!(error.is::<OutOfMemory>());  in context_on_oom()
561     assert!(  in context_on_oom()
579     assert!(error.is::<TestError>());  in context_on_err_result()
582     assert!(error.is::<&str>());  in context_on_err_result()
599     assert!(error.is::<TestError>());  in context_on_none_option()
602     assert!(error.is::<&str>());  in context_on_none_option()
621     assert!(error.is::<TestError>());  in with_context_on_err_result()
622     assert!(error.is::<&str>());  in with_context_on_err_result()
643     assert!(error.is::<&str>());  in with_context_on_none_option()
646     assert!(error.is::<TestError>());  in with_context_on_none_option()
665         assert!(actual.starts_with(expected));  in fmt_debug()
667             assert!(actual.contains("Stack backtrace:"));  in fmt_debug()
691         assert!(actual.starts_with(expected));  in fmt_debug_with_single_cause()
693             assert!(actual.contains("Stack backtrace:"));  in fmt_debug_with_single_cause()
809     assert!(chain.next().is_none());  in chain()
812         assert!(chain.next().is_none(), "`Chain` is a fused iterator");  in chain()
840     assert!(chain.next().is_none());  in chain_on_error_with_source()
851     assert!(root.source().is_none());  in root_cause()
889     assert!(chain.next().is_none());  in chain_with_leaf_sources()
912     assert!(oom.requested_allocation_size() <= usize::try_from(isize::MAX).unwrap());  in oom_requested_allocation_size()
920         assert!(e.downcast_ref::<TestError>().is_some());  in anyhow_preserves_downcast()
922         assert!(e.downcast_ref::<TestError>().is_some());  in anyhow_preserves_downcast()
926         assert!(e.downcast_ref::<TestError>().is_some());  in anyhow_preserves_downcast()
927         assert!(e.downcast_ref::<&str>().is_some());  in anyhow_preserves_downcast()
929         assert!(e.downcast_ref::<TestError>().is_some());  in anyhow_preserves_downcast()
930         assert!(e.downcast_ref::<&str>().is_some());  in anyhow_preserves_downcast()
939     assert!(e.downcast_ref::<TestError>().is_some());  in anyhow_source_downcast()
942     assert!(e.downcast_ref::<TestError>().is_some());  in anyhow_source_downcast()
945     assert!(e.downcast_ref::<TestError>().is_some());  in anyhow_source_downcast()