1 files changed, 82 insertions, 0 deletions
diff --git a/test/json/json_generic_object_test.rb b/test/json/json_generic_object_test.rb
new file mode 100644
index 0000000000..82742dcd63
--- /dev/null
+++ b/test/json/json_generic_object_test.rb
@@ -0,0 +1,82 @@
+#frozen_string_literal: false
+require 'test_helper'
+
+class JSONGenericObjectTest < Test::Unit::TestCase
+  include JSON
+
+  def setup
+    @go = GenericObject[ :a => 1, :b => 2 ]
+  end
+
+  def test_attributes
+    assert_equal 1, @go.a
+    assert_equal 1, @go[:a]
+    assert_equal 2, @go.b
+    assert_equal 2, @go[:b]
+    assert_nil @go.c
+    assert_nil @go[:c]
+  end
+
+  def test_generate_json
+    switch_json_creatable do
+      assert_equal @go, JSON(JSON(@go), :create_additions => true)
+    end
+  end
+
+  def test_parse_json
+    assert_kind_of Hash,
+      JSON(
+        '{ "json_class": "JSON::GenericObject", "a": 1, "b": 2 }',
+        :create_additions => true
+      )
+    switch_json_creatable do
+      assert_equal @go, l =
+        JSON(
+          '{ "json_class": "JSON::GenericObject", "a": 1, "b": 2 }',
+             :create_additions => true
+        )
+      assert_equal 1, l.a
+      assert_equal @go,
+        l = JSON('{ "a": 1, "b": 2 }', :object_class => GenericObject)
+      assert_equal 1, l.a
+      assert_equal GenericObject[:a => GenericObject[:b => 2]],
+        l = JSON('{ "a": { "b": 2 } }', :object_class => GenericObject)
+      assert_equal 2, l.a.b
+    end
+  end
+
+  def test_from_hash
+    result  = GenericObject.from_hash(
+      :foo => { :bar => { :baz => true }, :quux => [ { :foobar => true } ] })
+    assert_kind_of GenericObject, result.foo
+    assert_kind_of GenericObject, result.foo.bar
+    assert_equal   true, result.foo.bar.baz
+    assert_kind_of GenericObject, result.foo.quux.first
+    assert_equal   true, result.foo.quux.first.foobar
+    assert_equal   true, GenericObject.from_hash(true)
+  end
+
+  def test_json_generic_object_load
+    empty = JSON::GenericObject.load(nil)
+    assert_kind_of JSON::GenericObject, empty
+    simple_json = '{"json_class":"JSON::GenericObject","hello":"world"}'
+    simple = JSON::GenericObject.load(simple_json)
+    assert_kind_of JSON::GenericObject, simple
+    assert_equal "world", simple.hello
+    converting = JSON::GenericObject.load('{ "hello": "world" }')
+    assert_kind_of JSON::GenericObject, converting
+    assert_equal "world", converting.hello
+
+    json = JSON::GenericObject.dump(JSON::GenericObject[:hello => 'world'])
+    assert_equal JSON(json), JSON('{"json_class":"JSON::GenericObject","hello":"world"}')
+  end
+
+  private
+
+  def switch_json_creatable
+    JSON::GenericObject.json_creatable = true
+    yield
+  ensure
+    JSON::GenericObject.json_creatable = false
+  end
+end