Stub node_version detection more directly

Author: louis-antonopoulos

test/generators/suspenders/install/web_generator_test.rb

@@ -29,7 +29,7 @@ class WebGeneratorTest < Rails::Generators::TestCase
         end
 
         test "raises if Node is not installed" do
-          Object.any_instance.stubs(:`).returns("")
+          Generators::Install::WebGenerator.any_instance.stubs(:node_version).returns("")
 
           with_database "postgresql" do
             assert_raises Suspenders::Generators::NodeNotInstalled::Error do
@@ -39,7 +39,7 @@ class WebGeneratorTest < Rails::Generators::TestCase
         end
 
         test "raises if Node is unsupported" do
-          Object.any_instance.stubs(:`).returns("v19.9.9\n")
+          Generators::Install::WebGenerator.any_instance.stubs(:node_version).returns("19.9.9")
 
           with_database "postgresql" do
             assert_raises Suspenders::Generators::NodeVersionUnsupported::Error do

test/generators/suspenders/prerequisites_generator_test.rb

@@ -22,7 +22,7 @@ class PrerequisitesGeneratorTest < Rails::Generators::TestCase
       end
 
       test "generates .node-version file (from system)" do
-        Object.any_instance.stubs(:`).returns("v20.0.0\n")
+        Generators::PrerequisitesGenerator.any_instance.stubs(:node_version).returns("20.0.0")
 
         run_generator
 
@@ -32,7 +32,7 @@ class PrerequisitesGeneratorTest < Rails::Generators::TestCase
       end
 
       test "raises if Node is not installed" do
-        Object.any_instance.stubs(:`).returns("")
+        Generators::PrerequisitesGenerator.any_instance.stubs(:node_version).returns("")
 
         assert_raises Suspenders::Generators::NodeNotInstalled::Error do
           run_generator
@@ -42,7 +42,7 @@ class PrerequisitesGeneratorTest < Rails::Generators::TestCase
       end
 
       test "raises if Node is unsupported" do
-        Object.any_instance.stubs(:`).returns("v19.9.9\n")
+        Generators::PrerequisitesGenerator.any_instance.stubs(:node_version).returns("19.9.9")
 
         assert_raises Suspenders::Generators::NodeVersionUnsupported::Error do
           run_generator

test/suspenders/cleanup/generate_readme_test.rb

@@ -6,7 +6,7 @@ module Suspenders
   module Cleanup
     class GenerateReadmeTest < ActiveSupport::TestCase
       test "generates README using generator descriptions" do
-        Object.any_instance.stubs(:`).returns("v20.0.0\n")
+        Suspenders::Cleanup::GenerateReadme.any_instance.stubs(:node_version).returns("20.0.0")
 
         Tempfile.create "README.md" do |readme|
           path = readme.path