feat: enable prof integration tests

Refactor prof flag test changes and handle source inclusion. This enables
prof tests for all integration tests.

tools/test.bzl

@@ -0,0 +1,37 @@
+"Various test related utility functions"
+
+def join_conf(conf1, conf2):
+    """Joins two configuration strings with a ',' delimiter.
+
+    Args:
+        conf1: First configuration string or None
+        conf2: Second configuration string or None
+
+    Returns:
+        A properly joined configuration string without dangling commas.
+    """
+
+    if conf1 and conf2:
+        return "%s,%s" % (conf1, conf2)
+    elif not conf1:
+        return conf2
+    elif not conf2:
+        return conf1
+    else:
+        return ""
+
+def test_name(data, suffix = None):
+    """Generates a test name based on the source file name.
+
+    Args:
+        data: Dict with test data containing 'src' and optional 'name' key
+        suffix: String suffix to remove from the source file name
+
+    Returns:
+        A string representing the test name.
+    """
+    name = data.get("name", data["src"].lower().removesuffix(".c").removesuffix(".cpp").replace("/", "_"))
+    if suffix:
+        return "%s_%s" % (name, suffix)
+    else:
+        return name