From 791336736576f0f24c757915aace424fea4dac38 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Vladim=C3=ADr=20Vondru=C5=A1?= <mosra@centrum.cz>
Date: Mon, 26 Mar 2018 16:57:59 +0200
Subject: [PATCH] Trade: debug output for PhongMaterialData::Flag[s].

---
 doc/changelog.dox                          |  5 +++++
 src/Magnum/Trade/PhongMaterialData.cpp     | 21 +++++++++++++++++++++
 src/Magnum/Trade/PhongMaterialData.h       |  6 ++++++
 src/Magnum/Trade/Test/MaterialDataTest.cpp | 20 +++++++++++++++++++-
 4 files changed, 51 insertions(+), 1 deletion(-)

diff --git a/doc/changelog.dox b/doc/changelog.dox
index ac704328b..a15a7c498 100644
--- a/doc/changelog.dox
+++ b/doc/changelog.dox
@@ -73,6 +73,11 @@ See also:
     @ref Primitives::grid3DSolid() and @ref Primitives::grid3DWireframe()
     primitives
 
+@subsubsection changelog-latest-new-trade Trade library
+
+-   Debug output operator for @ref Trade::PhongMaterialData::Flag and
+    @ref Trade::PhongMaterialData::Flags
+
 @subsection changelog-latest-buildsystem Build system
 
 -   All plugin interfaces now implement
diff --git a/src/Magnum/Trade/PhongMaterialData.cpp b/src/Magnum/Trade/PhongMaterialData.cpp
index f39677029..f2679b8c7 100644
--- a/src/Magnum/Trade/PhongMaterialData.cpp
+++ b/src/Magnum/Trade/PhongMaterialData.cpp
@@ -25,6 +25,8 @@
 
 #include "PhongMaterialData.h"
 
+#include <Corrade/Containers/EnumSet.hpp>
+
 namespace Magnum { namespace Trade {
 
 PhongMaterialData::PhongMaterialData(PhongMaterialData&& other) noexcept: AbstractMaterialData{std::move(other)}, _flags{other._flags}, _shininess{other._shininess} {
@@ -98,4 +100,23 @@ UnsignedInt& PhongMaterialData::specularTexture() {
     return _specular.texture;
 }
 
+Debug& operator<<(Debug& debug, const PhongMaterialData::Flag value) {
+    switch(value) {
+        #define _c(v) case PhongMaterialData::Flag::v: return debug << "Trade::PhongMaterialData::Flag::" #v;
+        _c(AmbientTexture)
+        _c(DiffuseTexture)
+        _c(SpecularTexture)
+        #undef _c
+    }
+
+    return debug << "Trade::PhongMaterialData::Flag(" << Debug::nospace << reinterpret_cast<void*>(UnsignedByte(value)) << Debug::nospace << ")";
+}
+
+Debug& operator<<(Debug& debug, const PhongMaterialData::Flags value) {
+    return Containers::enumSetDebugOutput(debug, value, "Trade::PhongMaterialData::Flags{}", {
+        PhongMaterialData::Flag::AmbientTexture,
+        PhongMaterialData::Flag::DiffuseTexture,
+        PhongMaterialData::Flag::SpecularTexture});
+}
+
 }}
diff --git a/src/Magnum/Trade/PhongMaterialData.h b/src/Magnum/Trade/PhongMaterialData.h
index 799d89e17..a1e3558f6 100644
--- a/src/Magnum/Trade/PhongMaterialData.h
+++ b/src/Magnum/Trade/PhongMaterialData.h
@@ -164,6 +164,12 @@ class MAGNUM_EXPORT PhongMaterialData: public AbstractMaterialData {
 
 CORRADE_ENUMSET_OPERATORS(PhongMaterialData::Flags)
 
+/** @debugoperatorclassenum{PhongMaterialData::Flag} */
+MAGNUM_EXPORT Debug& operator<<(Debug& debug, PhongMaterialData::Flag value);
+
+/** @debugoperatorclassenum{PhongMaterialData::Flags} */
+MAGNUM_EXPORT Debug& operator<<(Debug& debug, PhongMaterialData::Flags value);
+
 /* Ugly as hell. */
 
 inline Color3 PhongMaterialData::ambientColor() const {
diff --git a/src/Magnum/Trade/Test/MaterialDataTest.cpp b/src/Magnum/Trade/Test/MaterialDataTest.cpp
index 2af3631bc..ed71bd005 100644
--- a/src/Magnum/Trade/Test/MaterialDataTest.cpp
+++ b/src/Magnum/Trade/Test/MaterialDataTest.cpp
@@ -44,6 +44,8 @@ class MaterialDataTest: public TestSuite::Tester {
         void constructMovePhongNoSpecularTexture();
 
         void debugType();
+        void debugPhongFlag();
+        void debugPhongFlags();
 };
 
 MaterialDataTest::MaterialDataTest() {
@@ -56,7 +58,9 @@ MaterialDataTest::MaterialDataTest() {
               &MaterialDataTest::constructMovePhongNoDiffuseTexture,
               &MaterialDataTest::constructMovePhongNoSpecularTexture,
 
-              &MaterialDataTest::debugType});
+              &MaterialDataTest::debugType,
+              &MaterialDataTest::debugPhongFlag,
+              &MaterialDataTest::debugPhongFlags});
 }
 
 void MaterialDataTest::constructPhong() {
@@ -238,6 +242,20 @@ void MaterialDataTest::debugType() {
     CORRADE_COMPARE(out.str(), "Trade::MaterialType::Phong Trade::MaterialType(0xbe)\n");
 }
 
+void MaterialDataTest::debugPhongFlag() {
+    std::ostringstream out;
+
+    Debug{&out} << PhongMaterialData::Flag::AmbientTexture << PhongMaterialData::Flag(0xf0);
+    CORRADE_COMPARE(out.str(), "Trade::PhongMaterialData::Flag::AmbientTexture Trade::PhongMaterialData::Flag(0xf0)\n");
+}
+
+void MaterialDataTest::debugPhongFlags() {
+    std::ostringstream out;
+
+    Debug{&out} << (PhongMaterialData::Flag::DiffuseTexture|PhongMaterialData::Flag::SpecularTexture) << PhongMaterialData::Flags{};
+    CORRADE_COMPARE(out.str(), "Trade::PhongMaterialData::Flag::DiffuseTexture|Trade::PhongMaterialData::Flag::SpecularTexture Trade::PhongMaterialData::Flags{}\n");
+}
+
 }}}
 
 CORRADE_TEST_MAIN(Magnum::Trade::Test::MaterialDataTest)