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// Protocol Buffers - Google's data interchange format
// Copyright 2024 Google LLC. All rights reserved.
//
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file or at
// https://developers.google.com/open-source/licenses/bsd
use googletest::description::Description;
use googletest::matcher::{Matcher, MatcherBase, MatcherResult};
use protobuf::__internal::MatcherEq;
#[derive(MatcherBase)]
pub struct MessageMatcher<T: MatcherEq> {
expected: T,
}
impl<T> Matcher<&T> for MessageMatcher<T>
where
T: MatcherEq,
{
fn matches(&self, actual: &T) -> MatcherResult {
actual.matches(&self.expected).into()
}
fn describe(&self, matcher_result: MatcherResult) -> Description {
match matcher_result {
MatcherResult::Match => format!("is equal to {:?}", self.expected).into(),
MatcherResult::NoMatch => format!("is not equal to {:?}", self.expected).into(),
}
}
}
impl<T> Matcher<T> for MessageMatcher<T>
where
T: MatcherEq + Copy,
{
fn matches(&self, actual: T) -> MatcherResult {
actual.matches(&self.expected).into()
}
fn describe(&self, matcher_result: MatcherResult) -> Description {
match matcher_result {
MatcherResult::Match => format!("is equal to {:?}", self.expected).into(),
MatcherResult::NoMatch => format!("is not equal to {:?}", self.expected).into(),
}
}
}
pub fn proto_eq<T: MatcherEq>(expected: T) -> MessageMatcher<T> {
MessageMatcher { expected }
}
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