1 files changed, 40 insertions, 0 deletions
diff --git a/mrbgems/mruby-binding-core/test/binding-core.rb b/mrbgems/mruby-binding-core/test/binding-core.rb
new file mode 100644
index 000000000..066e79b18
--- /dev/null
+++ b/mrbgems/mruby-binding-core/test/binding-core.rb
@@ -0,0 +1,40 @@
+assert("Kernel.#binding") do
+  assert_kind_of Binding, binding
+end
+
+assert("Binding#local_variables") do
+  block = Proc.new do |a|
+    b = 1
+    binding
+  end
+  assert_equal [:a, :b, :block], block.call(0).local_variables.sort
+end
+
+assert("Binding#local_variable_set") do
+  bind = binding
+  1.times {
+    assert_equal(9, bind.local_variable_set(:x, 9))
+    assert_raise(NameError) { x }
+    assert_equal([:bind, :x], bind.local_variables.sort)
+  }
+end
+
+assert("Binding#local_variable_get") do
+  bind = binding
+  x = 1
+  1.times {
+    y = 2
+    assert_equal(1, bind.local_variable_get(:x))
+    x = 10
+    assert_equal(10, bind.local_variable_get(:x))
+    assert_raise(NameError) { bind.local_variable_get(:y) }
+    assert_equal([:bind, :x], bind.local_variables.sort)
+  }
+end
+
+assert("Binding#source_location") do
+  skip unless -> {}.source_location
+
+  bind, source_location = binding, [__FILE__, __LINE__]
+  assert_equal source_location, bind.source_location
+end