chore(tests/specs): ability to have sub tests in file (#23667)

Allows writing named sub-tests. These are:

1. Filterable on the command line via `cargo test ...`
2. Run in parallel
3. Use a fresh temp and deno dir for each test (unlike steps)

1 files changed, 22 insertions, 19 deletions

diff --git a/tests/specs/npm/es_module/__test__.jsonc b/tests/specs/npm/es_module/__test__.jsonc
index 7fd8c95e0..d72db753f 100644
--- a/tests/specs/npm/es_module/__test__.jsonc
+++ b/tests/specs/npm/es_module/__test__.jsonc
@@ -1,21 +1,24 @@
 {
-  "steps": [{
-    "args": "run --allow-read --allow-env main.js",
-    "output": "main.out"
-  }, {
-    "cleanDenoDir": true,
-    "args": "test --allow-read --allow-env test.js",
-    "output": "test.out"
-  }, {
-    "cleanDenoDir": true,
-    "args": [
-      "eval",
-      "import chalk from 'npm:chalk@5'; console.log(chalk.green('chalk esm loads'));"
-    ],
-    "output": "main.out"
-  }, {
-    "args": "bundle --quiet main.js",
-    "output": "bundle.out",
-    "exitCode": 1
-  }]
+  "tests": {
+    "run": {
+      "args": "run --allow-read --allow-env main.js",
+      "output": "main.out"
+    },
+    "test": {
+      "args": "test --allow-read --allow-env test.js",
+      "output": "test.out"
+    },
+    "eval": {
+      "args": [
+        "eval",
+        "import chalk from 'npm:chalk@5'; console.log(chalk.green('chalk esm loads'));"
+      ],
+      "output": "main.out"
+    },
+    "bundle": {
+      "args": "bundle --quiet main.js",
+      "output": "bundle.out",
+      "exitCode": 1
+    }
+  }
 }