test: add show_active_toolchain_with_verbose

Author: 0xPoe

tests/cli-rustup.rs

@@ -1082,6 +1082,22 @@ fn show_active_toolchain() {
     });
 }
 
+#[test]
+fn show_active_toolchain_with_verbose() {
+    setup(&|config| {
+        expect_ok(config, &["rustup", "default", "nightly"]);
+        expect_ok_ex(
+            config,
+            &["rustup", "show", "active-toolchain", "--verbose"],
+            for_host!(
+                r"nightly-{0} (default) - 1.3.0 (hash-nightly-2)
+"
+            ),
+            r"",
+        );
+    });
+}
+
 #[test]
 fn show_active_toolchain_with_override() {
     setup(&|config| {