59 lines
2.2 KiB
Rust
59 lines
2.2 KiB
Rust
// Copyright 2024 Google LLC
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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mod write_expr_value {
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use googletest::prelude::*;
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// Converts the formatting call to a `String` for testing.
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macro_rules! write_expr_value {
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($expr_str:expr, $expr: expr $(,)?) => {{
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let mut s = String::new();
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::googletest::fmt::internal::__googletest__write_expr_value!(s, $expr_str, $expr);
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s
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}};
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}
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#[test]
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fn test_with_debug_value_references() -> googletest::Result<()> {
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#[derive(Debug)]
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struct Foo;
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let mut val = Foo;
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verify_that!(write_expr_value!("val", val), eq("\n val = Foo,"))?;
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verify_that!(write_expr_value!("val", &val), eq("\n val = Foo,"))?;
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verify_that!(write_expr_value!("val", &&val), eq("\n val = Foo,"))?;
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verify_that!(write_expr_value!("val", &mut val), eq("\n val = Foo,"))?;
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verify_that!(write_expr_value!("val", &mut &mut val), eq("\n val = Foo,"))?;
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Ok(())
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}
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#[test]
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fn test_with_non_debug_value_references() -> googletest::Result<()> {
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struct Foo;
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let mut val = Foo;
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verify_that!(write_expr_value!("val", val), eq("\n val does not implement Debug,"))?;
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verify_that!(write_expr_value!("val", &val), eq("\n val does not implement Debug,"))?;
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verify_that!(write_expr_value!("val", &&val), eq("\n val does not implement Debug,"))?;
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verify_that!(write_expr_value!("val", &mut val), eq("\n val does not implement Debug,"))?;
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verify_that!(
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write_expr_value!("val", &mut &mut val),
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eq("\n val does not implement Debug,")
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)?;
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Ok(())
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}
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}
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