add minitest-mock to support Minitest 6.x

Since minitest 6.0.0, mocking has been extracted into a separate minitest-mock gem.

We still have minitest 5.x in checked-in lockfiles, but Rails main tests use Minitest 6.x.

Author: razumau

Gemfile.lock

@@ -67,6 +67,7 @@ GEM
       minitest (>= 5.14.0, < 5.26.0)
     mini_portile2 (2.8.7)
     minitest (5.25.4)
+    minitest-mock (5.27.0)
     nokogiri (1.18.1)
       mini_portile2 (~> 2.8.2)
       racc (~> 1.4)
@@ -161,6 +162,7 @@ DEPENDENCIES
   bump
   forking_test_runner
   maxitest
+  minitest-mock
   railties (~> 8.0.0)
   rake
   single_cov

gemfiles/common.rb

@@ -10,3 +10,4 @@
 gem "single_cov"
 gem "standard"
 gem "forking_test_runner"
+gem "minitest-mock"

gemfiles/rails6.1.gemfile.lock

@@ -50,6 +50,7 @@ GEM
     method_source (1.0.0)
     mini_portile2 (2.8.5)
     minitest (5.25.4)
+    minitest-mock (5.27.0)
     mutex_m (0.3.0)
     nokogiri (1.18.1)
       mini_portile2 (~> 2.8.2)
@@ -131,6 +132,7 @@ DEPENDENCIES
   drb
   forking_test_runner
   maxitest
+  minitest-mock
   mutex_m
   railties (~> 6.1.0)
   rake

gemfiles/rails7.0.gemfile.lock

@@ -49,6 +49,7 @@ GEM
     method_source (1.0.0)
     mini_portile2 (2.8.5)
     minitest (5.25.4)
+    minitest-mock (5.27.0)
     mutex_m (0.3.0)
     nokogiri (1.18.1)
       mini_portile2 (~> 2.8.2)
@@ -131,6 +132,7 @@ DEPENDENCIES
   drb
   forking_test_runner
   maxitest
+  minitest-mock
   mutex_m
   railties (~> 7.0.0)
   rake

gemfiles/rails7.1.gemfile.lock

@@ -62,6 +62,7 @@ GEM
       minitest (>= 5.14.0, < 5.26.0)
     mini_portile2 (2.8.5)
     minitest (5.25.4)
+    minitest-mock (5.27.0)
     mutex_m (0.2.0)
     nokogiri (1.18.1)
       mini_portile2 (~> 2.8.2)
@@ -156,6 +157,7 @@ DEPENDENCIES
   bump
   forking_test_runner
   maxitest
+  minitest-mock
   railties (~> 7.1.0)
   rake
   single_cov

gemfiles/rails7.2.gemfile.lock

@@ -67,6 +67,7 @@ GEM
       minitest (>= 5.14.0, < 5.26.0)
     mini_portile2 (2.8.8)
     minitest (5.25.4)
+    minitest-mock (5.27.0)
     nokogiri (1.18.1)
       mini_portile2 (~> 2.8.2)
       racc (~> 1.4)
@@ -157,6 +158,7 @@ DEPENDENCIES
   bump
   forking_test_runner
   maxitest
+  minitest-mock
   railties (~> 7.2.0)
   rake
   single_cov

gemfiles/rails8.0.gemfile.lock

@@ -67,6 +67,7 @@ GEM
       minitest (>= 5.14.0, < 5.26.0)
     mini_portile2 (2.8.8)
     minitest (5.25.4)
+    minitest-mock (5.27.0)
     nokogiri (1.18.1)
       mini_portile2 (~> 2.8.2)
       racc (~> 1.4)
@@ -158,6 +159,7 @@ DEPENDENCIES
   bump
   forking_test_runner
   maxitest
+  minitest-mock
   railties (~> 8.0.0)
   rake
   single_cov

test/test_helper.rb

@@ -7,6 +7,7 @@
 require "single_cov"
 SingleCov.setup :minitest
 
+require "minitest/mock"
 require "maxitest/global_must"
 require "maxitest/autorun"
 require "rails"