compile assert.rb once

test/init_mrbtest.c

@@ -2,6 +2,7 @@
 #include "mruby.h"
 #include "mruby/irep.h"
 
+extern const uint8_t mrbtest_assert_irep[];
 extern const uint8_t mrbtest_irep[];
 
 void mrbgemtest_init(mrb_state* mrb);
@@ -9,6 +10,7 @@ void mrbgemtest_init(mrb_state* mrb);
 void
 mrb_init_mrbtest(mrb_state *mrb)
 {
+  mrb_load_irep(mrb, mrbtest_assert_irep);
   mrb_load_irep(mrb, mrbtest_irep);
 #ifndef DISABLE_GEMS
   mrbgemtest_init(mrb);

test/mrbtest.rake

@@ -8,10 +8,11 @@ MRuby.each_target do
   mlib = clib.ext(exts.object)
   mrbs = Dir.glob("#{current_dir}/t/*.rb")
   init = "#{current_dir}/init_mrbtest.c"
-  asslib = "#{current_dir}/assert.rb"
+  ass_c = "#{current_build_dir}/assert.c"
+  ass_lib = ass_c.ext(exts.object)
 
   mrbtest_lib = libfile("#{current_build_dir}/mrbtest")
-  file mrbtest_lib => [mlib, gems.map(&:test_objs), gems.map { |g| g.test_rbireps.ext(exts.object) }].flatten do |t|
+  file mrbtest_lib => [mlib, ass_lib, gems.map(&:test_objs), gems.map { |g| g.test_rbireps.ext(exts.object) }].flatten do |t|
     archiver.run t.name, t.prerequisites
   end
 
@@ -27,13 +28,21 @@ MRuby.each_target do
     end
   end
 
-  file mlib => [clib]
-  file clib => [mrbcfile, init, asslib] + mrbs do |t|
+  file ass_lib => ass_c
+  file ass_c => "#{current_dir}/assert.rb" do |t|
+    FileUtils.mkdir_p File.dirname t.name
+    open(t.name, 'w') do |f|
+      mrbc.run f, [t.prerequisites], 'mrbtest_assert_irep'
+    end
+  end
+
+  file mlib => clib
+  file clib => [mrbcfile, init] + mrbs do |t|
     _pp "GEN", "*.rb", "#{clib.relative_path}"
     FileUtils.mkdir_p File.dirname(clib)
     open(clib, 'w') do |f|
       f.puts IO.read(init)
-      mrbc.run f, [asslib] + mrbs, 'mrbtest_irep'
+      mrbc.run f, mrbs, 'mrbtest_irep'
       gems.each do |g|
         f.puts %Q[void GENERATED_TMP_mrb_#{g.funcname}_gem_test(mrb_state *mrb);]
       end