Implement Rust CLI tests (#372)

# Description

Closes #365 

Ports all `resolc` CLI tests to Rust and removes the CLI TypeScript
tests.

crates/resolc/src/tests/cli/optimization.rs

@@ -0,0 +1,53 @@
+//! The tests for running resolc with explicit optimization.
+
+#![cfg(test)]
+
+use revive_common;
+
+use crate::tests::cli::{utils, yul};
+
+const LEVELS: &[char] = &['0', '1', '2', '3', 's', 'z'];
+
+#[test]
+fn runs_with_valid_level() {
+    for level in LEVELS {
+        let optimization_argument = format!("-O{level}");
+        let arguments = &[
+            utils::YUL_MEMSET_CONTRACT_PATH,
+            yul::YUL_OPTION,
+            &optimization_argument,
+        ];
+        let resolc_result = utils::execute_resolc(arguments);
+        assert!(
+            resolc_result.success,
+            "Providing the level `{optimization_argument}` should succeed with exit code {}, got {}.\nDetails: {}",
+            revive_common::EXIT_CODE_SUCCESS,
+            resolc_result.code,
+            resolc_result.stderr
+        );
+
+        assert!(
+            resolc_result
+                .stderr
+                .contains("Compiler run successful. No output requested"),
+            "Expected the output to contain a success message when providing the level `{optimization_argument}`."
+        );
+    }
+}
+
+#[test]
+fn fails_with_invalid_level() {
+    let arguments = &[utils::YUL_MEMSET_CONTRACT_PATH, yul::YUL_OPTION, "-O9"];
+    let resolc_result = utils::execute_resolc(arguments);
+    utils::assert_command_failure(&resolc_result, "Providing an invalid optimization level");
+
+    assert!(
+        resolc_result
+            .stderr
+            .contains("Unexpected optimization option"),
+        "Expected the output to contain a specific error message."
+    );
+
+    let solc_result = utils::execute_solc(arguments);
+    utils::assert_equal_exit_codes(&solc_result, &resolc_result);
+}