Dump more timestamps

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@66265 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

test/rdoc/test_rdoc_generator_json_index.rb

@@ -89,13 +89,6 @@ class TestRDocGeneratorJsonIndex < RDoc::TestCase
   end
 
   def test_generate
-    now = Time.now
-    @g.generate
-
-    assert_file 'js/searcher.js'
-    assert_file 'js/navigation.js'
-    assert_file 'js/search_index.js'
-
     srcdir = File.expand_path('lib/rdoc', @pwd)
     if !File.directory? srcdir
       # for Ruby core repository
@@ -103,17 +96,28 @@ class TestRDocGeneratorJsonIndex < RDoc::TestCase
     end
 
     orig_file = Pathname(File.join srcdir, 'generator/template/json_index/js/navigation.js')
+    orig_time = orig_file.mtime
+
+    now = Time.now
+    @g.generate
+
+    assert_file 'js/searcher.js'
+    assert_file 'js/navigation.js'
+    assert_file 'js/search_index.js'
+
     generated_file = Pathname(File.join @tmpdir, 'js/navigation.js')
 
     # This is dirty hack on JRuby for MiniTest 4
     assert orig_file.mtime.inspect == generated_file.mtime.inspect,
       '.js files should be tha same timestamp of original'
 
-    assert generated_file.mtime < now,
-      ".js files should be the same timestamp,\n" +
-      "path: #{generated_file.inspect},\n" +
-      "time: #{generated_file.mtime.inspect},\n" +
-      "now : #{now.inspect}"
+    assert generated_file.mtime < now, proc {t = Time.now; <<~INSPECT}
+      .js files should be the same timestamp,
+      path : #{generated_file}
+      mtime: #{generated_file.mtime}
+      orig : #{orig_time} -> #{orig_file.mtime}, #{orig_file.mtime-orig_time}
+      now  : #{now} -> #{t}, #{t-now}
+      INSPECT
 
     generated_search_index = Pathname(File.join @tmpdir, 'js/search_index.js')
     assert generated_search_index.mtime > (now - 1), 'search_index.js should be generated timestamp'