60 lines
1.5 KiB
Rust
60 lines
1.5 KiB
Rust
use crate::constants;
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use crate::counter::Counter;
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use crate::log::Log;
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use crate::memoized_dep_inputs;
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use crate::memoized_inputs;
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use crate::memoized_volatile;
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pub(crate) trait TestContext: salsa::Database {
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fn clock(&self) -> &Counter;
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fn log(&self) -> &Log;
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}
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#[salsa::database(
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constants::Constants,
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memoized_dep_inputs::MemoizedDepInputs,
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memoized_inputs::MemoizedInputs,
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memoized_volatile::MemoizedVolatile
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)]
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#[derive(Default)]
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pub(crate) struct TestContextImpl {
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storage: salsa::Storage<TestContextImpl>,
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clock: Counter,
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log: Log,
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}
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impl TestContextImpl {
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#[track_caller]
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pub(crate) fn assert_log(&self, expected_log: &[&str]) {
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let expected_text = &format!("{:#?}", expected_log);
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let actual_text = &format!("{:#?}", self.log().take());
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if expected_text == actual_text {
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return;
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}
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#[allow(clippy::print_stdout)]
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for diff in dissimilar::diff(expected_text, actual_text) {
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match diff {
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dissimilar::Chunk::Delete(l) => println!("-{}", l),
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dissimilar::Chunk::Equal(l) => println!(" {}", l),
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dissimilar::Chunk::Insert(r) => println!("+{}", r),
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}
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}
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panic!("incorrect log results");
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}
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}
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impl TestContext for TestContextImpl {
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fn clock(&self) -> &Counter {
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&self.clock
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}
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fn log(&self) -> &Log {
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&self.log
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}
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}
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impl salsa::Database for TestContextImpl {}
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