git subrepo clone --branch=sono6good https://github.com/essej/JUCE.git deps/juce

subrepo:
  subdir:   "deps/juce"
  merged:   "b13f9084e"
upstream:
  origin:   "https://github.com/essej/JUCE.git"
  branch:   "sono6good"
  commit:   "b13f9084e"
git-subrepo:
  version:  "0.4.3"
  origin:   "https://github.com/ingydotnet/git-subrepo.git"
  commit:   "2f68596"

deps/juce/modules/juce_data_structures/values/juce_ValueWithDefault.cpp

@@ -0,0 +1,101 @@
+/*
+  ==============================================================================
+
+   This file is part of the JUCE library.
+   Copyright (c) 2020 - Raw Material Software Limited
+
+   JUCE is an open source library subject to commercial or open-source
+   licensing.
+
+   By using JUCE, you agree to the terms of both the JUCE 6 End-User License
+   Agreement and JUCE Privacy Policy (both effective as of the 16th June 2020).
+
+   End User License Agreement: www.juce.com/juce-6-licence
+   Privacy Policy: www.juce.com/juce-privacy-policy
+
+   Or: You may also use this code under the terms of the GPL v3 (see
+   www.gnu.org/licenses).
+
+   JUCE IS PROVIDED "AS IS" WITHOUT ANY WARRANTY, AND ALL WARRANTIES, WHETHER
+   EXPRESSED OR IMPLIED, INCLUDING MERCHANTABILITY AND FITNESS FOR PURPOSE, ARE
+   DISCLAIMED.
+
+  ==============================================================================
+*/
+
+namespace juce
+{
+
+#if JUCE_UNIT_TESTS
+
+class ValueWithDefaultTests  : public UnitTest
+{
+public:
+    ValueWithDefaultTests()
+        : UnitTest ("ValueWithDefault", UnitTestCategories::values)
+    {}
+
+    void runTest() override
+    {
+        beginTest ("default constructor");
+        {
+            ValueWithDefault vwd;
+            expect (vwd.isUsingDefault());
+            expect (vwd.get() == var());
+        }
+
+        beginTest ("missing property");
+        {
+            ValueTree t ("root");
+            ValueWithDefault vwd (t, "testKey", nullptr, "default");
+
+            expect (vwd.isUsingDefault());
+            expectEquals (vwd.get().toString(), String ("default"));
+        }
+
+        beginTest ("non-empty property");
+        {
+            ValueTree t ("root");
+            t.setProperty ("testKey", "non-default", nullptr);
+
+            ValueWithDefault vwd (t, "testKey", nullptr, "default");
+
+            expect (! vwd.isUsingDefault());
+            expectEquals (vwd.get().toString(), String ("non-default"));
+        }
+
+        beginTest ("set default");
+        {
+            ValueTree t ("root");
+
+            ValueWithDefault vwd (t, "testkey", nullptr);
+            vwd.setDefault ("default");
+
+            expect (vwd.isUsingDefault());
+            expectEquals (vwd.get().toString(), String ("default"));
+        }
+
+        beginTest ("set value");
+        {
+            ValueTree t ("root");
+            t.setProperty ("testkey", "testvalue", nullptr);
+
+            ValueWithDefault vwd (t, "testkey", nullptr, "default");
+            vwd = "newvalue";
+
+            expect (! vwd.isUsingDefault());
+            expectEquals (t["testkey"].toString(), String ("newvalue"));
+
+            vwd.resetToDefault();
+
+            expect (vwd.isUsingDefault());
+            expect (t["testkey"] == var());
+        }
+    }
+};
+
+static ValueWithDefaultTests valueWithDefaultTests;
+
+#endif
+
+} // namespace juce