diff --git a/packages/cli/src/commands/registry/implementation/registry.ts b/packages/cli/src/commands/registry/implementation/registry.ts
index 2b21b98f..f7666ef6 100644
--- a/packages/cli/src/commands/registry/implementation/registry.ts
+++ b/packages/cli/src/commands/registry/implementation/registry.ts
@@ -24,6 +24,13 @@ function isAlreadyExistsError(errorObj: any): boolean {
    );
 }
 
+/**
+ * Adds one or more registry components to a Xano instance, attempting to install each component file and collecting success, skip, and failure outcomes.
+ *
+ * @param componentNames - Registry component names to install; if empty, the user will be prompted to select components.
+ * @param context - CLI context used to resolve instance, workspace, and branch configuration; defaults to an empty object.
+ * @returns An object with `installed` (entries with `component`, `file` path, and `response`), `failed` (entries with `component`, `file`, `error`, and optional `response`), and `skipped` (entries for items skipped because the resource already exists).
+ */
 async function addToXano({
    componentNames,
    context = {},
@@ -93,12 +100,11 @@ async function addToXano({
 }
 
 /**
- * Installs a component file to Xano.
+ * Install a single component file into the configured Xano instance.
  *
- * @param {Object} file - The component file metadata.
- * @param {Object} resolvedContext - The resolved context configs.
- * @param {any} core - Core utilities.
- * @returns {Promise<{ success: boolean, error?: string, body?: any }>}
+ * @param file - Component file metadata (e.g., `type`, `path`, `target`, and for query files `apiGroupName`) that identifies what to install and where.
+ * @param resolvedContext - Resolved configuration objects: `instanceConfig`, `workspaceConfig`, and `branchConfig`.
+ * @returns An object with `success: true` and the parsed response `body` on success; on failure `success: false` and `error` contains a human-readable message, `body` may include the raw response when available.
  */
 async function installComponentToXano(file, resolvedContext, core) {
    const { instanceConfig, workspaceConfig, branchConfig } = resolvedContext;
@@ -177,4 +183,4 @@ async function installComponentToXano(file, resolvedContext, core) {
    }
 }
 
-export { addToXano, scaffoldRegistry };
+export { addToXano, scaffoldRegistry };
\ No newline at end of file
diff --git a/packages/cli/src/commands/test/implementation/test.ts b/packages/cli/src/commands/test/implementation/test.ts
index f2263019..4fe7a54d 100644
--- a/packages/cli/src/commands/test/implementation/test.ts
+++ b/packages/cli/src/commands/test/implementation/test.ts
@@ -10,15 +10,17 @@ import {
 } from '../../../utils/index';
 
 /**
- * Prints a formatted summary table of test outcomes to the log.
+ * Print a formatted table of test outcomes and an optional detailed warnings section to the log.
  *
- * Logs a header, one row per result showing status, HTTP method, path, and duration, and a final summary line with totals and aggregate duration.
+ * The table includes columns for status, HTTP method, path, warnings count, and duration (ms),
+ * followed by an aggregate summary line with total, passed, failed, and total duration.
  *
  * @param results - Array of test result objects. Each object should include:
- *   - `success` (boolean): whether the test passed,
- *   - `method` (string): HTTP method used,
- *   - `path` (string): endpoint path,
- *   - `duration` (number, optional): duration of the test in milliseconds
+ *   - `success`: whether the test passed
+ *   - `method`: HTTP method used for the test
+ *   - `path`: endpoint path exercised by the test
+ *   - `duration` (optional): duration of the test in milliseconds
+ *   - `warnings` (optional): array of warning objects; each warning should include `key` and `message`
  */
 function printTestSummary(results) {
    // Collect all rows for sizing
@@ -128,9 +130,13 @@ async function loadTestConfig(testConfigPath) {
 }
 
 /**
- * Runs API tests for selected API groups using a provided test configuration and writes per-group results to disk.
+ * Run API tests for selected API groups, write per-group JSON results to disk, and print a formatted summary.
  *
- * @param instance - Name or alias of the target instance
+ * Resolves the target instance/workspace/branch, selects API groups (optionally prompting), loads the test
+ * configuration, executes tests via the provided runtime `core`, writes each group's results to a timestamped
+ * JSON file under the configured output path, and prints a summary table and optional output directory path.
+ *
+ * @param instance - Target instance name or alias used to resolve configuration
  * @param workspace - Workspace name within the instance
  * @param branch - Branch label within the workspace
  * @param group - Specific API group name to run; when omitted and `isAll` is false the user may be prompted
@@ -221,4 +227,4 @@ async function runTest({
    }
 }
 
-export { runTest };
+export { runTest };
\ No newline at end of file
diff --git a/packages/cli/src/utils/feature-focused/registry/scaffold.ts b/packages/cli/src/utils/feature-focused/registry/scaffold.ts
index f8e0050c..b547888e 100644
--- a/packages/cli/src/utils/feature-focused/registry/scaffold.ts
+++ b/packages/cli/src/utils/feature-focused/registry/scaffold.ts
@@ -1,11 +1,21 @@
 import { dirname, join } from 'node:path';
 import { mkdir, writeFile } from 'node:fs/promises';
 
+/**
+ * Ensures the parent directory for the provided file path exists, creating it recursively if needed.
+ *
+ * @param filePath - Path to the target file whose containing directory should exist
+ */
 async function ensureDirForFile(filePath: string) {
    const dir = dirname(filePath);
    await mkdir(dir, { recursive: true });
 }
 
+/**
+ * Creates a sample registry scaffold (components, function implementation, function definition, and index) under the specified registry root.
+ *
+ * @param registryRoot - Root directory where registry files will be written. Defaults to `'registry'`.
+ */
 async function scaffoldRegistry(
    { registryRoot }: { registryRoot?: string } = {
       registryRoot: 'registry',
@@ -69,4 +79,4 @@ async function scaffoldRegistry(
    await writeFile(indexPath, JSON.stringify(sampleIndex, null, 2), 'utf8');
 }
 
-export { scaffoldRegistry };
+export { scaffoldRegistry };
\ No newline at end of file
diff --git a/packages/core/src/features/testing/index.ts b/packages/core/src/features/testing/index.ts
index 349456e1..5b03ec7e 100644
--- a/packages/core/src/features/testing/index.ts
+++ b/packages/core/src/features/testing/index.ts
@@ -42,9 +42,24 @@ function getByPath(obj, path) {
 }
 
 /**
- * testConfig is actually an array of objects defining in what order and which
- * endpoints to run, also optionally define custom asserts (either inline func, or predefined asserts)
- * ApiGroupConfig allows for extra keys. In this case it should include an 'oas' key
+ * Execute the configured API tests across the provided API groups and return per-group results.
+ *
+ * For each group, ensures an OpenAPI spec is available (fetching and patching from the remote API if absent),
+ * runs the endpoints defined by `testConfig` in order, evaluates assertions (built-in or custom),
+ * optionally extracts runtime values from JSON responses into a shared runtime store, and records timing,
+ * successes, errors, and warnings for each endpoint.
+ *
+ * @param context - Execution context containing instance, workspace, and branch identifiers
+ * @param groups - Array of API group configurations; each group may include an `oas` property (OpenAPI) and a `canonical` identifier used to build request base URLs
+ * @param testConfig - Ordered array of endpoint test definitions. Each entry should include:
+ *   - `path` and `method` for the request
+ *   - `headers`, `queryParams`, and `requestBody` for request composition
+ *   - optional `store` mappings [{ key, path }] to extract values from JSON responses into runtime variables
+ *   - optional `customAsserts` to override or provide per-endpoint assertions
+ *
+ * @returns An array of objects, one per input group, each containing the original `group` and a `results` array.
+ *          Each result includes `path`, `method`, `success` (true if no assertion errors), `errors` (or null),
+ *          `warnings` (or null), and `duration` (milliseconds)
  */
 async function testRunner({
    context,
@@ -244,4 +259,4 @@ async function testRunner({
    return finalOutput;
 }
 
-export { testRunner };
+export { testRunner };
\ No newline at end of file