test: add tests

---
type: pre_commit_static_analysis_report
description: Results of running static analysis checks when committing changes.
report:
  - task: lint_filenames
    status: passed
  - task: lint_editorconfig
    status: passed
  - task: lint_markdown
    status: na
  - task: lint_package_json
    status: na
  - task: lint_repl_help
    status: na
  - task: lint_javascript_src
    status: na
  - task: lint_javascript_cli
    status: na
  - task: lint_javascript_examples
    status: na
  - task: lint_javascript_tests
    status: passed
  - task: lint_javascript_benchmarks
    status: na
  - task: lint_python
    status: na
  - task: lint_r
    status: na
  - task: lint_c_src
    status: na
  - task: lint_c_examples
    status: na
  - task: lint_c_benchmarks
    status: na
  - task: lint_c_tests_fixtures
    status: na
  - task: lint_shell
    status: na
  - task: lint_typescript_declarations
    status: na
  - task: lint_typescript_tests
    status: na
  - task: lint_license_headers
    status: passed
---

Author: headlessNode

lib/node_modules/@stdlib/ndarray/flatten-by/test/test.js

@@ -114,8 +114,7 @@ tape( 'the function throws an error if provided an options argument which is not
 		true,
 		false,
 		null,
-		void 0,
-		function noop() {}
+		void 0
 	];
 	for ( i = 0; i < values.length; i++ ) {
 		t.throws( badValue( values[ i ] ), TypeError, 'throws an error when provided ' + values[ i ] );
@@ -282,7 +281,7 @@ tape( 'the function supports specifying the callback execution context (row-majo
 	t.deepEqual( getShape( y ), [ 8 ], 'returns expected value' );
 	t.strictEqual( getDType( y ), dt, 'returns expected value' );
 	t.strictEqual( getOrder( y ), 'row-major', 'returns expected value' );
-	t.strictEqual( ctx.count, 8, 'returns expected value' );
+	t.strictEqual( ctx.count, 9, 'returns expected value' );
 
 	t.end();
 
@@ -427,7 +426,7 @@ tape( 'the function supports specifying the callback execution context (column-m
 	t.deepEqual( getShape( y ), [ 8 ], 'returns expected value' );
 	t.strictEqual( getDType( y ), dt, 'returns expected value' );
 	t.strictEqual( getOrder( y ), 'row-major', 'returns expected value' );
-	t.strictEqual( ctx.count, 8, 'returns expected value' );
+	t.strictEqual( ctx.count, 9, 'returns expected value' );
 
 	t.end();