[Truffle] Add specs for the Truffle specific APIs.

jruby · May 9, 2015 · 000c75d · 000c75d
1 parent 60600db
commit 000c75d
Showing 45 changed files with 815 additions and 10 deletions.
diff --git a/.travis.yml b/.travis.yml
@@ -41,6 +41,7 @@ env:
     - PHASE='-Ptruffle-specs-language'
     - PHASE='-Ptruffle-specs-core'
     - PHASE='-Ptruffle-specs-library'
+    - PHASE='-Ptruffle-specs-truffle'
     - PHASE='-Ptruffle-mri-tests'
 
 matrix:

diff --git a/pom.rb b/pom.rb
@@ -172,9 +172,17 @@
   end
 
   [
-    'rake', 'exec', 'truffle-specs-language', 'truffle-specs-core',
-    'truffle-specs-library', 'truffle-specs-language-report',
-    'truffle-specs-core-report', 'truffle-specs-library-report', 'truffle-test-pe', 'truffle-mri-tests'
+    'rake',
+    'exec',
+    'truffle-specs-language',
+    'truffle-specs-core',
+    'truffle-specs-library',
+    'truffle-specs-truffle',
+    'truffle-specs-language-report',
+    'truffle-specs-core-report',
+    'truffle-specs-library-report',
+    'truffle-test-pe',
+    'truffle-mri-tests'
   ].each do |name|
     profile name do
 

diff --git a/pom.xml b/pom.xml
@@ -570,6 +570,15 @@
         <module>test</module>
       </modules>
     </profile>
+    <profile>
+      <id>truffle-specs-truffle</id>
+      <build>
+        <defaultGoal>package</defaultGoal>
+      </build>
+      <modules>
+        <module>test</module>
+      </modules>
+    </profile>
     <profile>
       <id>truffle-specs-language-report</id>
       <build>

diff --git a/spec/truffle/specs/truffle/attachments/attach_spec.rb b/spec/truffle/specs/truffle/attachments/attach_spec.rb
@@ -0,0 +1,80 @@
+# Copyright (c) 2015 Oracle and/or its affiliates. All rights reserved. This
+# code is released under a tri EPL/GPL/LGPL license. You can use it,
+# redistribute it and/or modify it under the terms of the:
+# 
+# Eclipse Public License version 1.0
+# GNU General Public License version 2
+# GNU Lesser General Public License version 2.1
+
+require_relative '../../../../ruby/spec_helper'
+
+describe "Truffle::Attachments.attach" do
+
+  def fixture
+    x = 14
+    y = 15
+    y = 16
+    x
+  end
+
+  after :all do
+    [14, 15, 16].each do |line|
+      Truffle::Attachments.detach __FILE__, line
+    end
+  end
+
+  it "returns nil" do
+    Truffle::Attachments.attach(__FILE__, 14){}.should be_nil
+  end
+
+  it "installs a block to be run on a line" do
+    scratch = [false]
+    Truffle::Attachments.attach __FILE__, 14 do
+      scratch[0] = true
+    end
+    fixture.should == 14
+    scratch[0].should be_true
+  end
+
+  it "allows multiple blocks to be installed on the same line and runs them in an indeterminate order" do
+    scratch = []
+    Truffle::Attachments.attach __FILE__, 14 do
+      scratch << 1
+    end
+    Truffle::Attachments.attach __FILE__, 14 do
+      scratch << 2
+    end
+    fixture.should == 14
+    scratch.sort.should == [1, 2]
+  end
+
+  it "supplies a Binding to the block" do
+    Truffle::Attachments.attach __FILE__, 14 do |binding|
+      binding.should be_kind_of(Binding)
+    end
+    fixture.should == 14
+  end
+
+  it "allows read access to local variables in the block" do
+    Truffle::Attachments.attach __FILE__, 15 do |binding|
+      binding.local_variable_get(:x).should == 14
+    end
+    fixture.should == 14
+  end
+
+  it "allows write access to local variables in the block" do
+    Truffle::Attachments.attach __FILE__, 15 do |binding|
+      binding.local_variable_set(:x, 100)
+    end
+    fixture.should == 100
+  end
+
+  it "runs the block before running the line" do
+    Truffle::Attachments.attach __FILE__, 16 do |binding|
+      binding.local_variable_get(:x).should == 14
+      binding.local_variable_get(:y).should == 15
+    end
+    fixture.should == 14
+  end
+
+end
diff --git a/spec/truffle/specs/truffle/attachments/detach_spec.rb b/spec/truffle/specs/truffle/attachments/detach_spec.rb
@@ -0,0 +1,54 @@
+# Copyright (c) 2015 Oracle and/or its affiliates. All rights reserved. This
+# code is released under a tri EPL/GPL/LGPL license. You can use it,
+# redistribute it and/or modify it under the terms of the:
+# 
+# Eclipse Public License version 1.0
+# GNU General Public License version 2
+# GNU Lesser General Public License version 2.1
+
+require_relative '../../../../ruby/spec_helper'
+
+describe "Truffle::Attachments.attach" do
+
+  def fixture
+    x = 14
+    x
+  end
+
+  it "returns nil" do
+    Truffle::Attachments.detach(__FILE__, 14).should be_nil 
+  end
+
+  it "removes a previous attachment" do
+    scratch = []
+
+    scratch[0] = false
+    Truffle::Attachments.attach __FILE__, 14 do
+      scratch[0] = true
+    end
+    fixture.should == 14
+    scratch[0].should be_true
+
+    scratch[0] = false
+    Truffle::Attachments.detach __FILE__, 14
+    fixture.should == 14
+    scratch[0].should be_false
+  end
+
+  it "removes multiple previous attachments" do
+    scratch = []
+    Truffle::Attachments.attach __FILE__, 14 do
+      scratch << 1
+    end
+    Truffle::Attachments.attach __FILE__, 14 do
+      scratch << 2
+    end
+    fixture.should == 14
+    scratch.sort.should == [1, 2]
+
+    Truffle::Attachments.detach __FILE__, 14
+    fixture.should == 14
+    scratch.sort.should == [1, 2]
+  end
+
+end
diff --git a/spec/truffle/specs/truffle/binding_of_caller_spec.rb b/spec/truffle/specs/truffle/binding_of_caller_spec.rb
@@ -0,0 +1,33 @@
+# Copyright (c) 2015 Oracle and/or its affiliates. All rights reserved. This
+# code is released under a tri EPL/GPL/LGPL license. You can use it,
+# redistribute it and/or modify it under the terms of the:
+# 
+# Eclipse Public License version 1.0
+# GNU General Public License version 2
+# GNU Lesser General Public License version 2.1
+
+require_relative '../../../ruby/spec_helper'
+
+describe "Truffle.binding_of_caller" do
+
+  it "returns a Binding" do
+    Truffle.binding_of_caller.should be_kind_of(Binding)
+  end
+
+  it "gives read access to local variables at the call site" do
+    x = 14
+    Truffle.binding_of_caller.local_variable_get(:x).should == 14
+  end
+
+  it "gives write access to local variables at the call site" do
+    x = 2
+    Truffle.binding_of_caller.local_variable_set(:x, 14)
+    x.should == 14
+  end
+
+  it "works through #send" do
+    x = 14
+    Truffle.send(:binding_of_caller).local_variable_get(:x).should == 14
+  end
+
+end
diff --git a/spec/truffle/specs/truffle/cext/fixtures/foo/ext/foo/add.c b/spec/truffle/specs/truffle/cext/fixtures/foo/ext/foo/add.c
@@ -0,0 +1,7 @@
+#include <ruby.h>
+
+#include "add.h"
+
+VALUE add(VALUE self, VALUE a, VALUE b) {
+  return INT2NUM(NUM2INT(a) + NUM2INT(b));
+}
diff --git a/spec/truffle/specs/truffle/cext/fixtures/foo/ext/foo/add.h b/spec/truffle/specs/truffle/cext/fixtures/foo/ext/foo/add.h
@@ -0,0 +1 @@
+VALUE add(VALUE self, VALUE a, VALUE b);
diff --git a/spec/truffle/specs/truffle/cext/fixtures/foo/ext/foo/extconf.rb b/spec/truffle/specs/truffle/cext/fixtures/foo/ext/foo/extconf.rb
@@ -0,0 +1,3 @@
+require 'mkmf'
+$CFLAGS << ' -Wall'
+create_makefile('foo/foo')
diff --git a/spec/truffle/specs/truffle/cext/fixtures/foo/ext/foo/foo.c b/spec/truffle/specs/truffle/cext/fixtures/foo/ext/foo/foo.c
@@ -0,0 +1,8 @@
+#include <ruby.h>
+
+#include "add.h"
+
+void Init_foo() {
+  VALUE Foo = rb_define_module("Foo");
+  rb_define_method(Foo, "add", add, 2);
+}
diff --git a/spec/truffle/specs/truffle/cext/inline_spec.rb b/spec/truffle/specs/truffle/cext/inline_spec.rb
@@ -0,0 +1,27 @@
+# Copyright (c) 2015 Oracle and/or its affiliates. All rights reserved. This
+# code is released under a tri EPL/GPL/LGPL license. You can use it,
+# redistribute it and/or modify it under the terms of the:
+# 
+# Eclipse Public License version 1.0
+# GNU General Public License version 2
+# GNU Lesser General Public License version 2.1
+
+require_relative '../../../../ruby/spec_helper'
+
+describe "Truffle::CExt.inline" do
+
+  if Truffle::CExt.supported?
+
+    it "needs to be reviewed for spec completeness"
+
+  else
+
+    it "raises a RuntimeError" do
+      lambda {
+        Truffle::CExt.inline %{ #include <unistd.h> }, %{ getpid(); }
+      }.should raise_error(RuntimeError)
+    end
+
+  end
+
+end
diff --git a/spec/truffle/specs/truffle/cext/load_extconf_spec.rb b/spec/truffle/specs/truffle/cext/load_extconf_spec.rb
@@ -0,0 +1,27 @@
+# Copyright (c) 2015 Oracle and/or its affiliates. All rights reserved. This
+# code is released under a tri EPL/GPL/LGPL license. You can use it,
+# redistribute it and/or modify it under the terms of the:
+# 
+# Eclipse Public License version 1.0
+# GNU General Public License version 2
+# GNU Lesser General Public License version 2.1
+
+require_relative '../../../../ruby/spec_helper'
+
+describe "Truffle::CExt.load_extconf" do
+
+  if Truffle::CExt.supported?
+
+    it "needs to be reviewed for spec completeness"
+
+  else
+
+    it "raises a RuntimeError" do
+      lambda {
+        Truffle::CExt.load_extconf File.expand_path('fixtures/foo/ext/foo/extconf.rb', __FILE__)
+      }.should raise_error(RuntimeError)
+    end
+
+  end
+
+end
diff --git a/spec/truffle/specs/truffle/cext/load_files_spec.rb b/spec/truffle/specs/truffle/cext/load_files_spec.rb
@@ -0,0 +1,31 @@
+# Copyright (c) 2015 Oracle and/or its affiliates. All rights reserved. This
+# code is released under a tri EPL/GPL/LGPL license. You can use it,
+# redistribute it and/or modify it under the terms of the:
+# 
+# Eclipse Public License version 1.0
+# GNU General Public License version 2
+# GNU Lesser General Public License version 2.1
+
+require_relative '../../../../ruby/spec_helper'
+
+describe "Truffle::CExt.load_files" do
+
+  if Truffle::CExt.supported?
+
+    it "needs to be reviewed for spec completeness"
+
+  else
+
+    it "raises a RuntimeError" do
+      files = [
+        File.expand_path('fixtures/foo/ext/foo/foo.c', __FILE__),
+        File.expand_path('fixtures/foo/ext/foo/add.c', __FILE__)
+      ]
+      lambda {
+        Truffle::CExt.load_files ['Init_foo'], [], files
+      }.should raise_error(RuntimeError)
+    end
+
+  end
+
+end
diff --git a/spec/truffle/specs/truffle/cext/load_string_spec.rb b/spec/truffle/specs/truffle/cext/load_string_spec.rb
@@ -0,0 +1,31 @@
+# Copyright (c) 2015 Oracle and/or its affiliates. All rights reserved. This
+# code is released under a tri EPL/GPL/LGPL license. You can use it,
+# redistribute it and/or modify it under the terms of the:
+# 
+# Eclipse Public License version 1.0
+# GNU General Public License version 2
+# GNU Lesser General Public License version 2.1
+
+require_relative '../../../../ruby/spec_helper'
+
+describe "Truffle::CExt.load_string" do
+
+  if Truffle::CExt.supported?
+
+    it "needs to be reviewed for spec completeness"
+
+  else
+
+    it "raises a RuntimeError" do
+      source = %{
+        void Init_foo() {
+        }
+      }
+      lambda {
+        Truffle::CExt.load_files ['Init_foo'], [], source
+      }.should raise_error(RuntimeError)
+    end
+
+  end
+
+end
diff --git a/spec/truffle/specs/truffle/cext/supported_spec.rb b/spec/truffle/specs/truffle/cext/supported_spec.rb
@@ -0,0 +1,17 @@
+# Copyright (c) 2015 Oracle and/or its affiliates. All rights reserved. This
+# code is released under a tri EPL/GPL/LGPL license. You can use it,
+# redistribute it and/or modify it under the terms of the:
+# 
+# Eclipse Public License version 1.0
+# GNU General Public License version 2
+# GNU Lesser General Public License version 2.1
+
+require_relative '../../../../ruby/spec_helper'
+
+describe "Truffle::CExt.supported?" do
+
+  it "returns a Boolean value" do
+    Truffle::CExt.supported?.should be_true_or_false
+  end
+
+end
diff --git a/spec/truffle/specs/truffle/debug/break_spec.rb b/spec/truffle/specs/truffle/debug/break_spec.rb
@@ -0,0 +1,15 @@
+# Copyright (c) 2015 Oracle and/or its affiliates. All rights reserved. This
+# code is released under a tri EPL/GPL/LGPL license. You can use it,
+# redistribute it and/or modify it under the terms of the:
+# 
+# Eclipse Public License version 1.0
+# GNU General Public License version 2
+# GNU Lesser General Public License version 2.1
+
+require_relative '../../../../ruby/spec_helper'
+
+describe "Truffle::Debug.break" do
+
+  it "needs to be reviewed for spec completeness"
+
+end
diff --git a/spec/truffle/specs/truffle/debug/clear_spec.rb b/spec/truffle/specs/truffle/debug/clear_spec.rb
@@ -0,0 +1,15 @@
+# Copyright (c) 2015 Oracle and/or its affiliates. All rights reserved. This
+# code is released under a tri EPL/GPL/LGPL license. You can use it,
+# redistribute it and/or modify it under the terms of the:
+# 
+# Eclipse Public License version 1.0
+# GNU General Public License version 2
+# GNU Lesser General Public License version 2.1
+
+require_relative '../../../../ruby/spec_helper'
+
+describe "Truffle::Debug.clear" do
+
+  it "needs to be reviewed for spec completeness"
+
+end
diff --git a/spec/truffle/specs/truffle/graal_spec.rb b/spec/truffle/specs/truffle/graal_spec.rb
@@ -0,0 +1,17 @@
+# Copyright (c) 2015 Oracle and/or its affiliates. All rights reserved. This
+# code is released under a tri EPL/GPL/LGPL license. You can use it,
+# redistribute it and/or modify it under the terms of the:
+# 
+# Eclipse Public License version 1.0
+# GNU General Public License version 2
+# GNU Lesser General Public License version 2.1
+
+require_relative '../../../ruby/spec_helper'
+
+describe "Truffle.graal?" do
+
+  it "returns a Boolean value" do
+    Truffle.graal?.should be_true_or_false
+  end
+
+end
diff --git a/spec/truffle/specs/truffle/primitive/assert_constant_spec.rb b/spec/truffle/specs/truffle/primitive/assert_constant_spec.rb
@@ -0,0 +1,23 @@
+# Copyright (c) 2015 Oracle and/or its affiliates. All rights reserved. This
+# code is released under a tri EPL/GPL/LGPL license. You can use it,
+# redistribute it and/or modify it under the terms of the:
+# 
+# Eclipse Public License version 1.0
+# GNU General Public License version 2
+# GNU Lesser General Public License version 2.1
+
+require_relative '../../../../ruby/spec_helper'
+
+describe "Truffle::Primitive.assert_constant" do
+
+  it "raises a RuntimeError when called dynamically" do
+    lambda{ Truffle::Primitive.send(:assert_constant, 14 + 2) }.should raise_error(RuntimeError)
+  end
+
+  unless Truffle.graal?
+    it "returns nil" do
+      Truffle::Primitive.assert_constant(14 + 2).should be_nil
+    end
+  end
+
+end
diff --git a/spec/truffle/specs/truffle/primitive/assert_not_compiled_spec.rb b/spec/truffle/specs/truffle/primitive/assert_not_compiled_spec.rb
@@ -0,0 +1,23 @@
+# Copyright (c) 2015 Oracle and/or its affiliates. All rights reserved. This
+# code is released under a tri EPL/GPL/LGPL license. You can use it,
+# redistribute it and/or modify it under the terms of the:
+# 
+# Eclipse Public License version 1.0
+# GNU General Public License version 2
+# GNU Lesser General Public License version 2.1
+
+require_relative '../../../../ruby/spec_helper'
+
+describe "Truffle::Primitive.assert_not_compiled" do
+
+  it "raises a RuntimeError when called dynamically" do
+    lambda{ Truffle::Primitive.send(:assert_not_compiled) }.should raise_error(RuntimeError)
+  end
+
+  unless Truffle.graal?
+    it "returns nil" do
+      Truffle::Primitive.assert_not_compiled.should be_nil
+    end
+  end
+
+end
diff --git a/spec/truffle/specs/truffle/primitive/coverage_result_spec.rb b/spec/truffle/specs/truffle/primitive/coverage_result_spec.rb
@@ -0,0 +1,19 @@
+# Copyright (c) 2015 Oracle and/or its affiliates. All rights reserved. This
+# code is released under a tri EPL/GPL/LGPL license. You can use it,
+# redistribute it and/or modify it under the terms of the:
+# 
+# Eclipse Public License version 1.0
+# GNU General Public License version 2
+# GNU Lesser General Public License version 2.1
+
+require_relative '../../../../ruby/spec_helper'
+
+describe "Truffle::Primitive.coverage_result" do
+
+  it "returns nil" do
+    Truffle::Primitive.coverage_result.should be_nil
+  end
+
+  it "needs to be reviewed for spec completeness"
+
+end
diff --git a/spec/truffle/specs/truffle/primitive/coverage_start_spec.rb b/spec/truffle/specs/truffle/primitive/coverage_start_spec.rb
@@ -0,0 +1,19 @@
+# Copyright (c) 2015 Oracle and/or its affiliates. All rights reserved. This
+# code is released under a tri EPL/GPL/LGPL license. You can use it,
+# redistribute it and/or modify it under the terms of the:
+# 
+# Eclipse Public License version 1.0
+# GNU General Public License version 2
+# GNU Lesser General Public License version 2.1
+
+require_relative '../../../../ruby/spec_helper'
+
+describe "Truffle::Primitive.coverage_start" do
+
+  it "returns nil" do
+    Truffle::Primitive.coverage_start.should be_nil
+  end
+
+  it "needs to be reviewed for spec completeness"
+
+end
diff --git a/spec/truffle/specs/truffle/primitive/gc_count_spec.rb b/spec/truffle/specs/truffle/primitive/gc_count_spec.rb
@@ -0,0 +1,26 @@
+# Copyright (c) 2015 Oracle and/or its affiliates. All rights reserved. This
+# code is released under a tri EPL/GPL/LGPL license. You can use it,
+# redistribute it and/or modify it under the terms of the:
+# 
+# Eclipse Public License version 1.0
+# GNU General Public License version 2
+# GNU Lesser General Public License version 2.1
+
+require_relative '../../../../ruby/spec_helper'
+
+describe "Truffle::Primitive.gc_count" do
+
+  it "returns an Integer" do
+    Truffle::Primitive.gc_count.should be_kind_of(Integer)
+  end
+
+  it "increases as collections are run" do
+    count_before = Truffle::Primitive.gc_count
+    escape = []
+    100_000.times do
+      escape << Time.now.to_s
+    end
+    Truffle::Primitive.gc_count.should > count_before
+  end
+
+end
diff --git a/spec/truffle/specs/truffle/primitive/gc_time_spec.rb b/spec/truffle/specs/truffle/primitive/gc_time_spec.rb
@@ -0,0 +1,26 @@
+# Copyright (c) 2015 Oracle and/or its affiliates. All rights reserved. This
+# code is released under a tri EPL/GPL/LGPL license. You can use it,
+# redistribute it and/or modify it under the terms of the:
+# 
+# Eclipse Public License version 1.0
+# GNU General Public License version 2
+# GNU Lesser General Public License version 2.1
+
+require_relative '../../../../ruby/spec_helper'
+
+describe "Truffle::Primitive.gc_time" do
+
+  it "returns an Integer" do
+    Truffle::Primitive.gc_time.should be_kind_of(Integer)
+  end
+
+  it "increases as collections are run" do
+    time_before = Truffle::Primitive.gc_time
+    escape = []
+    100_000.times do
+      escape << Time.now.to_s
+    end
+    Truffle::Primitive.gc_time.should > time_before
+  end
+
+end
diff --git a/spec/truffle/specs/truffle/primitive/home_directory_spec.rb b/spec/truffle/specs/truffle/primitive/home_directory_spec.rb
@@ -0,0 +1,21 @@
+# Copyright (c) 2015 Oracle and/or its affiliates. All rights reserved. This
+# code is released under a tri EPL/GPL/LGPL license. You can use it,
+# redistribute it and/or modify it under the terms of the:
+# 
+# Eclipse Public License version 1.0
+# GNU General Public License version 2
+# GNU Lesser General Public License version 2.1
+
+require_relative '../../../../ruby/spec_helper'
+
+describe "Truffle::Primitive.home_directory" do
+
+  it "returns a String" do
+    Truffle::Primitive.home_directory.should be_kind_of(String)
+  end
+
+  it "returns a path to a directory" do
+    Dir.exist?(Truffle::Primitive.home_directory).should be_true
+  end
+
+end
diff --git a/spec/truffle/specs/truffle/primitive/host_os_spec.rb b/spec/truffle/specs/truffle/primitive/host_os_spec.rb
@@ -0,0 +1,17 @@
+# Copyright (c) 2015 Oracle and/or its affiliates. All rights reserved. This
+# code is released under a tri EPL/GPL/LGPL license. You can use it,
+# redistribute it and/or modify it under the terms of the:
+# 
+# Eclipse Public License version 1.0
+# GNU General Public License version 2
+# GNU Lesser General Public License version 2.1
+
+require_relative '../../../../ruby/spec_helper'
+
+describe "Truffle::Primitive.host_os" do
+
+  it "returns a String" do
+    Truffle::Primitive.host_os.should be_kind_of(String)
+  end
+
+end
diff --git a/spec/truffle/specs/truffle/primitive/simple_shell_spec.rb b/spec/truffle/specs/truffle/primitive/simple_shell_spec.rb
@@ -0,0 +1,15 @@
+# Copyright (c) 2015 Oracle and/or its affiliates. All rights reserved. This
+# code is released under a tri EPL/GPL/LGPL license. You can use it,
+# redistribute it and/or modify it under the terms of the:
+# 
+# Eclipse Public License version 1.0
+# GNU General Public License version 2
+# GNU Lesser General Public License version 2.1
+
+require_relative '../../../../ruby/spec_helper'
+
+describe "Truffle::Primitive.simple_shell" do
+
+  it "needs to be reviewed for spec completeness"
+
+end
diff --git a/spec/truffle/specs/truffle/runtime/debug_print_spec.rb b/spec/truffle/specs/truffle/runtime/debug_print_spec.rb
@@ -0,0 +1,15 @@
+# Copyright (c) 2015 Oracle and/or its affiliates. All rights reserved. This
+# code is released under a tri EPL/GPL/LGPL license. You can use it,
+# redistribute it and/or modify it under the terms of the:
+# 
+# Eclipse Public License version 1.0
+# GNU General Public License version 2
+# GNU Lesser General Public License version 2.1
+
+require_relative '../../../../ruby/spec_helper'
+
+describe "Truffle::Runtime.debug_print" do
+
+  it "needs to be reviewed for spec completeness"
+
+end
diff --git a/spec/truffle/specs/truffle/runtime/dump_string_spec.rb b/spec/truffle/specs/truffle/runtime/dump_string_spec.rb
@@ -0,0 +1,25 @@
+# Copyright (c) 2015 Oracle and/or its affiliates. All rights reserved. This
+# code is released under a tri EPL/GPL/LGPL license. You can use it,
+# redistribute it and/or modify it under the terms of the:
+# 
+# Eclipse Public License version 1.0
+# GNU General Public License version 2
+# GNU Lesser General Public License version 2.1
+
+require_relative '../../../../ruby/spec_helper'
+
+describe "Truffle::Runtime.dump_string" do
+
+  it "returns a String" do
+    Truffle::Runtime.dump_string('foo').should be_kind_of(String)
+  end
+
+  it "returns a sequence of escaped bytes in lower case" do
+    Truffle::Runtime.dump_string('foo').should =~ /(\\x[0-9a-f][0-9a-f])+/
+  end
+
+  it "returns correct bytes for the given string" do
+    Truffle::Runtime.dump_string('foo').should == "\\x66\\x6f\\x6f"
+  end
+
+end
diff --git a/spec/truffle/specs/truffle/runtime/java_class_of_spec.rb b/spec/truffle/specs/truffle/runtime/java_class_of_spec.rb
@@ -0,0 +1,41 @@
+# Copyright (c) 2015 Oracle and/or its affiliates. All rights reserved. This
+# code is released under a tri EPL/GPL/LGPL license. You can use it,
+# redistribute it and/or modify it under the terms of the:
+# 
+# Eclipse Public License version 1.0
+# GNU General Public License version 2
+# GNU Lesser General Public License version 2.1
+
+require_relative '../../../../ruby/spec_helper'
+
+describe "Truffle::Runtime.java_class_of" do
+
+  it "returns a String" do
+    Truffle::Runtime.java_class_of(14).should be_kind_of(String)
+  end
+
+  it "returns 'Boolean' for true" do
+    Truffle::Runtime.java_class_of(true).should == 'Boolean'
+  end
+
+  it "returns 'Boolean' for false" do
+    Truffle::Runtime.java_class_of(false).should == 'Boolean'
+  end
+
+  it "returns 'Integer' for a small Fixnum" do
+    Truffle::Runtime.java_class_of(14).should == 'Integer'
+  end
+
+  it "returns 'Long' for a large Fixnum" do
+    Truffle::Runtime.java_class_of(0xffffffffffff).should == 'Long'
+  end
+
+  it "returns 'Double' for a Float" do
+    Truffle::Runtime.java_class_of(3.14).should == 'Double'
+  end
+
+  it "returns 'RubyString' for a String" do
+    Truffle::Runtime.java_class_of('test').should == 'RubyString'
+  end
+
+end
diff --git a/spec/truffle/specs/truffle/source_of_caller_spec.rb b/spec/truffle/specs/truffle/source_of_caller_spec.rb
@@ -0,0 +1,26 @@
+# Copyright (c) 2015 Oracle and/or its affiliates. All rights reserved. This
+# code is released under a tri EPL/GPL/LGPL license. You can use it,
+# redistribute it and/or modify it under the terms of the:
+# 
+# Eclipse Public License version 1.0
+# GNU General Public License version 2
+# GNU Lesser General Public License version 2.1
+
+require_relative '../../../ruby/spec_helper'
+
+describe "Truffle.source_of_caller" do
+
+  it "returns a String" do
+    Truffle.source_of_caller.should be_kind_of(String)
+  end
+
+  it "returns the name of the file at the call site" do
+    Truffle.source_of_caller.should == __FILE__
+  end
+
+  it "works through #send" do
+    x = 14
+    Truffle.send(:source_of_caller).should == __FILE__
+  end
+
+end
diff --git a/spec/truffle/specs/truffle/substrate_spec.rb b/spec/truffle/specs/truffle/substrate_spec.rb
@@ -0,0 +1,17 @@
+# Copyright (c) 2015 Oracle and/or its affiliates. All rights reserved. This
+# code is released under a tri EPL/GPL/LGPL license. You can use it,
+# redistribute it and/or modify it under the terms of the:
+# 
+# Eclipse Public License version 1.0
+# GNU General Public License version 2
+# GNU Lesser General Public License version 2.1
+
+require_relative '../../../ruby/spec_helper'
+
+describe "Truffle.substrate?" do
+
+  it "returns a Boolean value" do
+    Truffle.graal?.should be_true_or_false
+  end
+
+end
diff --git a/spec/truffle/specs/truffle/version_spec.rb b/spec/truffle/specs/truffle/version_spec.rb
@@ -0,0 +1,17 @@
+# Copyright (c) 2015 Oracle and/or its affiliates. All rights reserved. This
+# code is released under a tri EPL/GPL/LGPL license. You can use it,
+# redistribute it and/or modify it under the terms of the:
+# 
+# Eclipse Public License version 1.0
+# GNU General Public License version 2
+# GNU Lesser General Public License version 2.1
+
+require_relative '../../../ruby/spec_helper'
+
+describe "Truffle.version" do
+
+  it "returns a String" do
+    Truffle.version.should be_kind_of(String)
+  end
+
+end
diff --git a/spec/truffle/tags/truffle/attachments/attach_tags.txt b/spec/truffle/tags/truffle/attachments/attach_tags.txt
@@ -0,0 +1,3 @@
+fails:Truffle::Attachments.attach allows multiple blocks to be installed on the same line and runs them in the order they were attached
+fails:Truffle::Attachments.attach allows write access to local variables in the block
+fails:Truffle::Attachments.attach runs the block before running the line
diff --git a/spec/truffle/tags/truffle/binding_of_caller_tags.txt b/spec/truffle/tags/truffle/binding_of_caller_tags.txt
@@ -0,0 +1,2 @@
+fails:Truffle.binding_of_caller gives read access to local variables at the call site
+fails:Truffle.binding_of_caller gives write access to local variables at the call site
diff --git a/spec/truffle/tags/truffle/cext/load_extconf_tags.txt b/spec/truffle/tags/truffle/cext/load_extconf_tags.txt
@@ -0,0 +1 @@
+fails:Truffle::CExt.load_extconf raises a RuntimeError
diff --git a/spec/truffle/tags/truffle/primitive/coverage_result_tags.txt b/spec/truffle/tags/truffle/primitive/coverage_result_tags.txt
@@ -0,0 +1 @@
+fails:Truffle::Primitive.coverage_result returns nil
diff --git a/spec/truffle/tags/truffle/primitive/coverage_start_tags.txt b/spec/truffle/tags/truffle/primitive/coverage_start_tags.txt
@@ -0,0 +1 @@
+fails:Truffle::Primitive.coverage_start returns nil
diff --git a/spec/truffle/tags/truffle/source_of_caller_tags.txt b/spec/truffle/tags/truffle/source_of_caller_tags.txt
@@ -0,0 +1,2 @@
+fails:Truffle.source_of_caller returns a String
+fails:Truffle.source_of_caller returns the name of the file at the call site
diff --git a/spec/truffle/truffle.mspec b/spec/truffle/truffle.mspec
@@ -147,10 +147,15 @@ class MSpecScript
     "^spec/ruby/library/prime/each_spec.rb",
   ]
 
+  set :truffle, [
+    "spec/truffle/specs"
+  ]
+
   set :tags_patterns, [
                         [%r(^.*/language/),     'spec/truffle/tags/language/'],
                         [%r(^.*/core/),         'spec/truffle/tags/core/'],
                         [%r(^.*/library/),      'spec/truffle/tags/library/'],
+                        [%r(^.*/truffle/),      'spec/truffle/tags/truffle/'],
                         [/_spec.rb$/,           '_tags.txt']
                       ]
 
@@ -164,6 +169,6 @@ class MSpecScript
   MSpec.disable_feature :fork
   MSpec.enable_feature :generator
 
-  set :files, get(:language) + get(:core) + get(:library)
+  set :files, get(:language) + get(:core) + get(:library) + get(:truffle)
 
 end
diff --git a/test/pom.rb b/test/pom.rb
@@ -232,6 +232,17 @@ def truffle_spec_config(spec_type, generate_report)
 
   end
 
+  profile 'truffle-specs-truffle' do
+
+    plugin :antrun do
+      execute_goals( 'run',
+                     :id => 'rake',
+                     :phase => 'test',
+                     :configuration => [ xml( truffle_spec_config(:truffle, false) ) ] )
+    end
+
+  end
+
   profile 'truffle-specs-language-report' do
 
     plugin :antrun do

diff --git a/test/pom.xml b/test/pom.xml
@@ -792,6 +792,51 @@
         </plugins>
       </build>
     </profile>
+    <profile>
+      <id>truffle-specs-truffle</id>
+      <build>
+        <plugins>
+          <plugin>
+            <artifactId>maven-antrun-plugin</artifactId>
+            <executions>
+              <execution>
+                <id>rake</id>
+                <phase>test</phase>
+                <goals>
+                  <goal>run</goal>
+                </goals>
+                <configuration>
+                  <target>
+                    <exec failonerror="true" dir="${jruby.home}" executable="${jruby.home}/bin/jruby">
+                      <arg value="-X+T" />
+                      <arg value="-Xparser.warn.useless_use_of=false" />
+                      <arg value="-Xparser.warn.not_reached=false" />
+                      <arg value="-Xparser.warn.grouped_expressions=false" />
+                      <arg value="-Xparser.warn.shadowing_local=false" />
+                      <arg value="-Xparser.warn.regex_condition=false" />
+                      <arg value="-Xparser.warn.argument_prefix=false" />
+                      <arg value="-Xparser.warn.ambiguous_argument=false" />
+                      <arg value="-Xparser.warn.flags_ignored=false" />
+                      <arg value="-J-ea" />
+                      <arg value="-J-Xmx1G" />
+                      <arg value="spec/mspec/bin/mspec" />
+                      <arg value="run" />
+                      <arg value="--config" />
+                      <arg value="spec/truffle/truffle.mspec" />
+                      <arg value="--excl-tag" />
+                      <arg value="fails" />
+                      <arg value="--format" />
+                      <arg value="specdoc" />
+                      <arg value=":truffle" />
+                    </exec>
+                  </target>
+                </configuration>
+              </execution>
+            </executions>
+          </plugin>
+        </plugins>
+      </build>
+    </profile>
     <profile>
       <id>truffle-specs-language-report</id>
       <build>

diff --git a/truffle/src/main/java/org/jruby/truffle/nodes/core/BindingNodes.java b/truffle/src/main/java/org/jruby/truffle/nodes/core/BindingNodes.java
@@ -83,7 +83,7 @@ public LocalVariableGetNode(RubyContext context, SourceSection sourceSection) {
         public Object localVariableGetCached(RubyBinding binding, RubySymbol symbol,
                                              @Cached("symbol") RubySymbol cachedSymbol,
                                              @Cached("getFrameDescriptor(binding)") FrameDescriptor cachedFrameDescriptor,
-                                             @Cached("findFrameSlot(cachedFrameDescriptor, symbol)") FrameSlot cachedFrameSlot,
+                                             @Cached("findFrameSlot(binding, symbol)") FrameSlot cachedFrameSlot,
                                              @Cached("createReadNode(cachedFrameSlot)") ReadAbstractFrameSlotNode readLocalVariableNode) {
             if (cachedFrameSlot == null) {
                 CompilerDirectives.transferToInterpreter();
@@ -124,12 +124,30 @@ protected FrameDescriptor getFrameDescriptor(RubyBinding binding) {
             return binding.getFrame().getFrameDescriptor();
         }
 
-        protected FrameSlot findFrameSlot(FrameDescriptor frameDescriptor, RubySymbol symbol) {
-            return frameDescriptor.findFrameSlot(symbol.toString());
+        protected FrameSlot findFrameSlot(RubyBinding binding, RubySymbol symbol) {
+            final String symbolString = symbol.toString();
+
+            MaterializedFrame frame = binding.getFrame();
+
+            while (frame != null) {
+                final FrameSlot frameSlot = frame.getFrameDescriptor().findFrameSlot(symbolString);
+
+                if (frameSlot != null) {
+                    return frameSlot;
+                }
+
+                frame = RubyArguments.getDeclarationFrame(frame.getArguments());
+            }
+
+            return null;
         }
 
         protected ReadAbstractFrameSlotNode createReadNode(FrameSlot frameSlot) {
-            return ReadAbstractFrameSlotNodeGen.create(frameSlot);
+            if (frameSlot == null) {
+                return null;
+            } else {
+                return ReadAbstractFrameSlotNodeGen.create(frameSlot);
+            }
         }
 
         protected boolean isLastLine(RubySymbol symbol) {

diff --git a/truffle/src/main/java/org/jruby/truffle/runtime/subsystems/SourceManager.java b/truffle/src/main/java/org/jruby/truffle/runtime/subsystems/SourceManager.java
@@ -73,7 +73,9 @@ public int compare(Map.Entry<String, Source> a, Map.Entry<String, Source> b) {
     public int common(String path, String existingPath) {
         int n = 0;
 
-        while (n < path.length() && n < existingPath.length() && path.charAt(path.length() - n) == existingPath.charAt(existingPath.length() - n)) {
+        while (n < path.length()
+                && n < existingPath.length()
+                && path.charAt(path.length() - n - 1) == existingPath.charAt(existingPath.length() - n - 1)) {
             n++;
         }
 

diff --git a/truffle/src/main/ruby/core/truffle/attachments.rb b/truffle/src/main/ruby/core/truffle/attachments.rb
@@ -38,7 +38,7 @@ def self.attach(file, line, &block)
     # Truffle::Attachments.detach __FILE__, 21
     # ```
     def self.detach(file, line)
-      Truffle::Primitive.attach file, line
+      Truffle::Primitive.detach file, line
     end
 
   end
Original file line number	Diff line number	Diff line change
		@@ -0,0 +1,2 @@
		fails:Truffle.binding_of_caller gives read access to local variables at the call site
		fails:Truffle.binding_of_caller gives write access to local variables at the call site
Original file line number	Diff line number	Diff line change
		@@ -0,0 +1 @@
		fails:Truffle::CExt.load_extconf raises a RuntimeError
Original file line number	Diff line number	Diff line change
		@@ -0,0 +1 @@
		fails:Truffle::Primitive.coverage_result returns nil
Original file line number	Diff line number	Diff line change
		@@ -0,0 +1 @@
		fails:Truffle::Primitive.coverage_start returns nil
Original file line number	Diff line number	Diff line change
		@@ -0,0 +1,2 @@
		fails:Truffle.source_of_caller returns a String
		fails:Truffle.source_of_caller returns the name of the file at the call site