fix(harness)!: Remove singular case addition

Author: epage

crates/libtest2-harness/src/harness.rs

@@ -18,10 +18,6 @@ impl Harness {
         Self { raw, cases: vec![] }
     }
 
-    pub fn case(&mut self, case: impl Case + 'static) {
-        self.cases.push(Box::new(case));
-    }
-
     pub fn cases(&mut self, cases: impl IntoIterator<Item = impl Case + 'static>) {
         for case in cases {
             self.cases.push(Box::new(case));

crates/libtest2-mimic/examples/mimic-simple.rs

@@ -5,11 +5,13 @@ use libtest2_mimic::Trial;
 
 fn main() {
     libtest2_mimic::Harness::with_env()
-        .case(Trial::test("check_toph", check_toph))
-        .case(Trial::test("check_katara", check_katara))
-        .case(Trial::test("check_sokka", check_sokka))
-        .case(Trial::test("long_computation", long_computation))
-        .case(Trial::test("compile_fail_dummy", compile_fail_dummy))
+        .cases([
+            Trial::test("check_toph", check_toph),
+            Trial::test("check_katara", check_katara),
+            Trial::test("check_sokka", check_sokka),
+            Trial::test("long_computation", long_computation),
+            Trial::test("compile_fail_dummy", compile_fail_dummy),
+        ])
         .main();
 }
 

crates/libtest2-mimic/src/lib.rs

@@ -43,11 +43,6 @@ impl Harness {
         }
     }
 
-    pub fn case(mut self, case: Trial) -> Self {
-        self.harness.case(TrialCase { inner: case });
-        self
-    }
-
     pub fn cases(mut self, cases: impl IntoIterator<Item = Trial>) -> Self {
         self.harness
             .cases(cases.into_iter().map(|c| TrialCase { inner: c }));

crates/libtest2/src/lib.rs

@@ -76,8 +76,10 @@ macro_rules! libtest2_main {
     ( $( $test:path ),* $(,)*) => {
         fn main() {
             let mut harness = ::libtest2::Harness::with_env();
-                $(harness.case(::libtest2::Trial::test(::std::stringify!($test), $test));)*
-                harness.main();
+            harness.cases([
+                $(::libtest2::Trial::test(::std::stringify!($test), $test)),*
+            ]);
+            harness.main();
         }
     }
 }