WIP: feat(triage): add PASSing count to per-platform analysis

TODO: Actually do the counting properly, and test it.

moz-webgpu-cts/src/main.rs

@@ -805,9 +805,11 @@ fn run(cli: Cli) -> ExitCode {
 
             #[derive(Clone, Debug, Default)]
             struct PerPlatformAnalysis {
+                tests_fully_passing: BTreeSet<Arc<String>>,
                 tests_with_runner_errors: TestSet,
                 tests_with_disabled_or_skip: TestSet,
                 tests_with_crashes: TestSet,
+                subtests_passing_by_test: SubtestByTestSet,
                 subtests_with_failures_by_test: SubtestByTestSet,
                 subtests_with_timeouts_by_test: SubtestByTestSet,
             }
@@ -935,13 +937,21 @@ fn run(cli: Cli) -> ExitCode {
                     fn analyze_test_outcome<F>(
                         test_name: &Arc<String>,
                         expectation: Expectation<TestOutcome>,
+                        subtests: &BTreeMap<SectionHeader, Subtest>,
                         mut receiver: F,
                     ) where
                         F: FnMut(&mut dyn FnMut(&mut PerPlatformAnalysis)),
                     {
                         for outcome in expectation.iter() {
                             match outcome {
-                                TestOutcome::Ok => (),
+                                TestOutcome::Ok => receiver(&mut |analysis| {
+                                    insert_in_test_set(
+                                        &mut analysis.tests_with_crashes,
+                                        test_name,
+                                        expectation,
+                                        outcome,
+                                    )
+                                }),
                                 // We skip this because this test _should_ contain subtests with
                                 // `TIMEOUT` and `NOTRUN`, so we shouldn't actually miss anything.
                                 TestOutcome::Timeout => (),
@@ -974,13 +984,13 @@ fn run(cli: Cli) -> ExitCode {
                     }
 
                     let apply_to_all_platforms = |analysis: &mut Analysis, expectation| {
-                        analyze_test_outcome(&test_name, expectation, |f| {
+                        analyze_test_outcome(&test_name, expectation, &subtests, |f| {
                             analysis.for_each_platform_mut(f)
                         })
                     };
                     let apply_to_specific_platforms =
                         |analysis: &mut Analysis, platform, expectation| {
-                            analyze_test_outcome(&test_name, expectation, |f| {
+                            analyze_test_outcome(&test_name, expectation, &subtests, |f| {
                                 analysis.for_platform_mut(platform, f)
                             })
                         };
@@ -1047,7 +1057,15 @@ fn run(cli: Cli) -> ExitCode {
                         {
                             for outcome in expectation.iter() {
                                 match outcome {
-                                    SubtestOutcome::Pass => (),
+                                    SubtestOutcome::Pass => receiver(&mut |analysis| {
+                                        insert_in_subtest_by_test_set(
+                                            &mut analysis.subtests_passing_by_test,
+                                            test_name,
+                                            subtest_name,
+                                            expectation,
+                                            outcome,
+                                        )
+                                    }),
                                     SubtestOutcome::Timeout | SubtestOutcome::NotRun => {
                                         receiver(&mut |analysis| {
                                             insert_in_subtest_by_test_set(
@@ -1140,13 +1158,20 @@ fn run(cli: Cli) -> ExitCode {
                     OnZeroItem::Hide => false,
                 };
                 let PerPlatformAnalysis {
+                    tests_fully_passing,
                     tests_with_runner_errors,
                     tests_with_disabled_or_skip,
                     tests_with_crashes,
+                    subtests_passing_by_test,
                     subtests_with_failures_by_test,
                     subtests_with_timeouts_by_test,
                 } = analysis;
 
+                let tests_fully_passing = lazy_format!(
+                    "{} test(s) permanently `PASS`ing",
+                    tests_fully_passing.len()
+                );
+
                 let PermaAndIntermittent {
                     perma: num_tests_with_perma_runner_errors,
                     intermittent: num_tests_with_intermittent_runner_errors,
@@ -1321,6 +1346,7 @@ fn run(cli: Cli) -> ExitCode {
                     item.map(|disp| disp as &dyn Display)
                 }
                 let sections = [
+                    Some(Box::new(tests_fully_passing) as Box<dyn Display>),
                     priority_section(
                         "HIGH",
                         [