test: clean-up test messages and resolve lint errors

---
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: kgryte

lib/node_modules/@stdlib/stats/incr/stdev/test/test.js

@@ -35,12 +35,12 @@ tape( 'main export is a function', function test( t ) {
 });
 
 tape( 'the function returns an accumulator function', function test( t ) {
-	t.equal( typeof incrstdev(), 'function', 'returns a function' );
+	t.equal( typeof incrstdev(), 'function', 'returns expected value' );
 	t.end();
 });
 
 tape( 'the function returns an accumulator function (known mean)', function test( t ) {
-	t.equal( typeof incrstdev( 3.0 ), 'function', 'returns a function' );
+	t.equal( typeof incrstdev( 3.0 ), 'function', 'returns expected value' );
 	t.end();
 });
 
@@ -91,11 +91,11 @@ tape( 'the accumulator function incrementally computes a corrected sample standa
 
 	acc = incrstdev();
 
-	actual = new Array( data.length );
+	actual = [];
 	for ( i = 0; i < data.length; i++ ) {
-		actual[ i ] = acc( data[ i ] );
+		actual.push( acc( data[ i ] ) );
 	}
-	t.deepEqual( actual, expected, 'returns expected incremental results' );
+	t.deepEqual( actual, expected, 'returns expected value' );
 	t.end();
 });
 
@@ -120,15 +120,15 @@ tape( 'the accumulator function incrementally computes a corrected sample standa
 
 	acc = incrstdev( 3.0 );
 
-	actual = new Array( data.length );
+	actual = [];
 	for ( i = 0; i < data.length; i++ ) {
-		actual[ i ] = acc( data[ i ] );
+		actual.push( acc( data[ i ] ) );
 	}
-	t.deepEqual( actual, expected, 'returns expected incremental results' );
+	t.deepEqual( actual, expected, 'returns expected value' );
 	t.end();
 });
 
-tape( 'if not provided an input value, the accumulator function returns the current corrected sample sample deviation', function test( t ) {
+tape( 'if not provided an input value, the accumulator function returns the current corrected sample deviation', function test( t ) {
 	var data;
 	var acc;
 	var i;
@@ -138,11 +138,11 @@ tape( 'if not provided an input value, the accumulator function returns the curr
 	for ( i = 0; i < data.length; i++ ) {
 		acc( data[ i ] );
 	}
-	t.equal( acc(), 1.0, 'returns the current accumulated corrected sample standard deviation' );
+	t.equal( acc(), 1.0, 'returns expected value' );
 	t.end();
 });
 
-tape( 'if not provided an input value, the accumulator function returns the current corrected sample sample deviation (known mean)', function test( t ) {
+tape( 'if not provided an input value, the accumulator function returns the current corrected sample deviation (known mean)', function test( t ) {
 	var data;
 	var acc;
 	var i;
@@ -152,7 +152,7 @@ tape( 'if not provided an input value, the accumulator function returns the curr
 	for ( i = 0; i < data.length; i++ ) {
 		acc( data[ i ] );
 	}
-	t.equal( acc(), sqrt( 0.6666666666666666 ), 'returns the current accumulated corrected sample standard deviation' );
+	t.equal( acc(), sqrt( 0.6666666666666666 ), 'returns expected value' );
 	t.end();
 });
 
@@ -163,13 +163,13 @@ tape( 'the corrected sample standard deviation is `null` until at least 1 datum
 	acc = incrstdev();
 
 	s = acc();
-	t.equal( s, null, 'returns null' );
+	t.equal( s, null, 'returns expected value' );
 
 	s = acc( 3.0 );
-	t.notEqual( s, null, 'does not return null' );
+	t.notEqual( s, null, 'returns expected value' );
 
 	s = acc();
-	t.notEqual( s, null, 'does not return null' );
+	t.notEqual( s, null, 'returns expected value' );
 
 	t.end();
 });
@@ -181,13 +181,13 @@ tape( 'the corrected sample standard deviation is `null` until at least 1 datum
 	acc = incrstdev( 3.0 );
 
 	s = acc();
-	t.equal( s, null, 'returns null' );
+	t.equal( s, null, 'returns expected value' );
 
 	s = acc( 3.0 );
-	t.notEqual( s, null, 'does not return null' );
+	t.notEqual( s, null, 'returns expected value' );
 
 	s = acc();
-	t.notEqual( s, null, 'does not return null' );
+	t.notEqual( s, null, 'returns expected value' );
 
 	t.end();
 });
@@ -199,16 +199,16 @@ tape( 'the corrected sample standard deviation is `0` until at least 2 datums ha
 	acc = incrstdev();
 
 	s = acc( 2.0 );
-	t.equal( s, 0.0, 'returns 0' );
+	t.equal( s, 0.0, 'returns expected value' );
 
 	s = acc();
-	t.equal( s, 0.0, 'returns 0' );
+	t.equal( s, 0.0, 'returns expected value' );
 
 	s = acc( 3.0 );
-	t.notEqual( s, 0.0, 'does not return 0' );
+	t.notEqual( s, 0.0, 'returns expected value' );
 
 	s = acc();
-	t.notEqual( s, 0.0, 'does not return 0' );
+	t.notEqual( s, 0.0, 'returns expected value' );
 
 	t.end();
 });