test: rename standard_proof.rs to standard_proofs.rs

Author: zjp-CN

tests/snapshots.rs

@@ -1,19 +1,19 @@
 use assert_cmd::Command;
 use expect_test::expect_file;
 
-fn cmd() -> Command {
-    Command::cargo_bin(env!("CARGO_PKG_NAME")).unwrap()
-}
-
-#[test]
-fn standard_proof() {
-    let output = cmd().args(["tests/standard_proof.rs"]).output().unwrap();
+fn cmd(args: &[&str]) -> String {
+    let output = Command::cargo_bin(env!("CARGO_PKG_NAME")).unwrap().args(args).output().unwrap();
     assert!(
         output.status.success(),
         "Failed to test standard_proof.rs:\n{}",
         std::str::from_utf8(&output.stderr).unwrap()
     );
 
-    let stdout = String::from_utf8_lossy(&output.stdout);
-    expect_file!["./snapshots/standard_proof.json"].assert_eq(&stdout);
+    String::from_utf8(output.stdout).unwrap()
+}
+
+#[test]
+fn standard_proofs() {
+    let json = cmd(&["tests/standard_proofs.rs"]);
+    expect_file!["./snapshots/standard_proofs.json"].assert_eq(&json);
 }