Fix all other test issues

Author: hoppergee

lib/matrixeval/ruby/variant.rb

@@ -10,13 +10,13 @@ def default(key, vector)
       attr_reader :key, :image, :env, :vector, :default
 
       def initialize(config = {}, vector)
+        raise Error.new("Variant#key is missing") if config["key"].nil?
+
         @vector = vector
         @key = config["key"].to_s
         @image = config["image"]
         @env = config["env"] || {}
         @default = config["default"] || false
-
-        raise Error.new("Variant#key is missing") if @key.nil?
       end
 
       def bundle_volume_name

test/matrixeval/ruby/context_test.rb

@@ -13,13 +13,13 @@ def setup
     @sidekiq_5_variant = Matrixeval::Ruby::Variant.new(
       {
         "key" => "5.0",
-        "env" => [{"SIDEKIQ_VERSION" => "5.0.0"}]
+        "env" => {"SIDEKIQ_VERSION" => "5.0.0"}
       }, @sidekiq_vector)
 
     @rails_6_variant = Matrixeval::Ruby::Variant.new(
       {
         "key" => "6.1",
-        "env" => [{"RAILS_VERSION" => "6.1.0"}]
+        "env" => {"RAILS_VERSION" => "6.1.0"}
       }, @rails_vector)
 
     @context = Matrixeval::Ruby::Context.new(

test/matrixeval/ruby/docker_compose/yaml_test.rb

@@ -12,7 +12,7 @@ def setup
   def test_create
     refute File.exist?(dummy_gem_docker_compose_file_path)
 
-    Matrixeval::Ruby::Config::YAML.stubs(:parse).returns({
+    Matrixeval::Ruby::Config::YAML.stubs(:yaml).returns({
       "version" => "0.1",
       "target" => "ruby",
       "matrix" => {

test/matrixeval/ruby/variant_test.rb

@@ -10,7 +10,7 @@ def setup
 
   def test_key
     variant = Matrixeval::Ruby::Variant.new({"key" => 3.1}, @vector)
-    assert_equal 3.1, variant.key
+    assert_equal "3.1", variant.key
   end
 
   def test_key_missing
@@ -21,12 +21,12 @@ def test_key_missing
 
   def test_image
     variant = Matrixeval::Ruby::Variant.new({"key" => 3.1, "image" => "ruby:3.1.0"}, @vector)
-    assert_equal 3.1, variant.key
+    assert_equal "3.1", variant.key
   end
 
   def test_env
     variant = Matrixeval::Ruby::Variant.new({"key" => 3.1}, @vector)
-    assert_equal {}, variant.env
+    assert_equal({}, variant.env)
   end
 
   def test_vector