Test fixes, upgrade quickcheck

.github/workflows/ci.yml

@@ -47,7 +47,11 @@ jobs:
         if: matrix.toolchain == 'stable' && matrix.os == 'ubuntu-latest'
 
       - run: cargo test --all-targets
-      - run: cargo test --features=symphonia-all --all-targets
+      - run: cargo test --lib --bins --tests --benches --features=experimental
+      - run: cargo test --all-targets --features=symphonia-all
+      # `cargo test` does not check benchmarks and `cargo test --all-targets` excludes
+      # documentation tests. Therefore, we need an additional docs test command here.
+      - run: cargo test --doc
   cargo-publish:
     if: github.event_name == 'push' && github.ref == 'refs/heads/master'
     env:

.gitignore

@@ -1,2 +1,2 @@
 target
-Cargo.lock
+