Improve test naming and fix typo

Co-authored-by: Tiago Farias <tiagofsilva@users.noreply.github.com>

Author: peterc

.github/workflows/test.yml

@@ -14,7 +14,7 @@ jobs:
       matrix:
         ruby: ['head', '4.0.2', '3.4', 'truffleruby', 'jruby']
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - uses: ruby/setup-ruby@v1
         with:
           ruby-version: ${{ matrix.ruby }}

test/test_testrocket.rb

@@ -5,41 +5,41 @@ class RefinementTest
 
   def self.test!
     describe TestRocket do
-      it 'should find emptiness non-truthful by default' do
+      it 'finds emptiness non-truthful by default' do
         _(+->{}).must_match(/FAIL/)
         _(+->{}).must_match("#{__FILE__}:#{__LINE__}")
       end
 
-      it 'should pass a simple positive assertion' do
+      it 'passes a simple positive assertion' do
         _(+->{ 2 + 2 == 4 }).must_match(/OK/)
       end
 
-      it 'should pass a simple negative assertion' do
+      it 'passes a simple negative assertion' do
         _(-->{ 2 + 2 == 5 }).must_match(/OK/)
       end
 
-      it 'should fail a simple erroneous assertion' do
+      it 'fails a simple erroneous assertion' do
         _(+->{ 2 + 2 == 5 }).must_match(/FAIL/)
         _(+->{ 2 + 2 == 5 }).must_match("#{__FILE__}:#{__LINE__}")
       end
 
-      it 'should fail a simple correct assertion assumed to fail' do
+      it 'fails a simple correct assertion assumed to fail' do
         _(-->{ 2 + 2 == 4 }).must_match(/FAIL/)
         _(-->{ 2 + 2 == 4 }).must_match("#{__FILE__}:#{__LINE__}")
       end
 
-      it 'should give a pending notice' do
+      it 'gives a pending notice' do
         _(~->{ 'a pending test' }).must_match(/PENDING/)
         _(~->{ 'a pending test' }).must_match(/a pending test/)
         _(~->{ 'a pending test' }).must_match("#{__FILE__}:#{__LINE__}")
       end
 
-      it 'should fire a description rocket' do
+      it 'fires a description rocket' do
         _(!->{ 'a description' }).must_match(/FIRE/)
         _(!->{ 'a description' }).must_match(/a description/)
       end
 
-      it 'would influence Ruby Proc if TestRocket used explitly' do
+      it 'influences Ruby Proc if TestRocket used explicitly' do
         (
           ok = ->() { nil }
           _(!ok)
@@ -52,7 +52,7 @@ def self.test!
 class NoRefinementTest
   def self.test!
     describe 'Without `using TestRocket`' do
-      it 'should not influence global Ruby scope and other libs' do
+      it 'does not influence global Ruby scope and other libs' do
         (
           ok = ->() { nil }
           _(!ok)