Fix deprecation version for `bundle config`

And add specs for it.

2 files changed, 15 insertions, 1 deletions

diff --git a/lib/bundler/cli/config.rb b/lib/bundler/cli/config.rb
index cc89465adc..f412e80829 100644
--- a/lib/bundler/cli/config.rb
+++ b/lib/bundler/cli/config.rb
@@ -14,7 +14,7 @@ module Bundler
     scope_options
     method_option :delete, :type => :boolean, :banner => "delete"
     def base(name = nil, *value)
-      SharedHelpers.major_deprecation 3,
+      SharedHelpers.major_deprecation 2,
         "Using the `config` command without a subcommand [list, get, set, unset]"
       Base.new(options, name, value, self).run
     end
diff --git a/spec/other/major_deprecation_spec.rb b/spec/other/major_deprecation_spec.rb
index 3eeeb32b89..e330f6bb38 100644
--- a/spec/other/major_deprecation_spec.rb
+++ b/spec/other/major_deprecation_spec.rb
@@ -52,6 +52,20 @@ RSpec.describe "major deprecations" do
       end
     end
 
+    describe "bundle config" do
+      before do
+        bundle! "config"
+      end
+
+      it "does not warn when no options are given", :bundler => "< 2" do
+        expect(deprecations).to be_empty
+      end
+
+      it "warns when no options are given", :bundler => "2" do
+        expect(deprecations).to include("Using the `config` command without a subcommand [list, get, set, unset]")
+      end
+    end
+
     describe "bundle update" do
       before do
         bundle! "install"