gralloc4: fix SetConstantMetadata and SetBadMetadata

SetConstantMetadata was trying to set constant metadata
with bad values. SetBadMetadata was also trying to set
constant metadata with bad values. Update SetConstantMetadata
to set constant metadata with good values. Remove constant
metadata from the SetBadMetadata test.

Bug: 149004202
Test: VtsHalGraphicsMapperV4_0

Change-Id: I6816fca64c7ac89e457628e94bc06bc1b05c916f
diff --git a/graphics/mapper/4.0/vts/functional/VtsHalGraphicsMapperV4_0TargetTest.cpp b/graphics/mapper/4.0/vts/functional/VtsHalGraphicsMapperV4_0TargetTest.cpp
index 7ee94ba..aa45e3b 100644
--- a/graphics/mapper/4.0/vts/functional/VtsHalGraphicsMapperV4_0TargetTest.cpp
+++ b/graphics/mapper/4.0/vts/functional/VtsHalGraphicsMapperV4_0TargetTest.cpp
@@ -1628,16 +1628,48 @@
     const native_handle_t* bufferHandle = nullptr;
     ASSERT_NO_FATAL_FAILURE(bufferHandle = mGralloc->allocate(mDummyDescriptorInfo, true));
 
-    hidl_vec<uint8_t> vec;
-    ASSERT_EQ(Error::BAD_VALUE, mGralloc->set(bufferHandle, gralloc4::MetadataType_BufferId, vec));
-    ASSERT_EQ(Error::BAD_VALUE, mGralloc->set(bufferHandle, gralloc4::MetadataType_Name, vec));
-    ASSERT_EQ(Error::BAD_VALUE, mGralloc->set(bufferHandle, gralloc4::MetadataType_Width, vec));
-    ASSERT_EQ(Error::BAD_VALUE, mGralloc->set(bufferHandle, gralloc4::MetadataType_Height, vec));
+    uint64_t bufferId = 2;
+    hidl_vec<uint8_t> bufferIdVec;
+    ASSERT_EQ(NO_ERROR, gralloc4::encodeBufferId(bufferId, &bufferIdVec));
     ASSERT_EQ(Error::BAD_VALUE,
-              mGralloc->set(bufferHandle, gralloc4::MetadataType_LayerCount, vec));
+              mGralloc->set(bufferHandle, gralloc4::MetadataType_BufferId, bufferIdVec));
+
+    std::string name{"new name"};
+    hidl_vec<uint8_t> nameVec;
+    ASSERT_EQ(NO_ERROR, gralloc4::encodeName(name, &nameVec));
+    ASSERT_EQ(Error::BAD_VALUE, mGralloc->set(bufferHandle, gralloc4::MetadataType_Name, nameVec));
+
+    uint64_t width = 32;
+    hidl_vec<uint8_t> widthVec;
+    ASSERT_EQ(NO_ERROR, gralloc4::encodeWidth(width, &widthVec));
     ASSERT_EQ(Error::BAD_VALUE,
-              mGralloc->set(bufferHandle, gralloc4::MetadataType_PixelFormatRequested, vec));
-    ASSERT_EQ(Error::BAD_VALUE, mGralloc->set(bufferHandle, gralloc4::MetadataType_Usage, vec));
+              mGralloc->set(bufferHandle, gralloc4::MetadataType_Width, widthVec));
+
+    uint64_t height = 32;
+    hidl_vec<uint8_t> heightVec;
+    ASSERT_EQ(NO_ERROR, gralloc4::encodeHeight(height, &heightVec));
+    ASSERT_EQ(Error::BAD_VALUE,
+              mGralloc->set(bufferHandle, gralloc4::MetadataType_Height, heightVec));
+
+    uint64_t layerCount = 2;
+    hidl_vec<uint8_t> layerCountVec;
+    ASSERT_EQ(NO_ERROR, gralloc4::encodeLayerCount(layerCount, &layerCountVec));
+    ASSERT_EQ(Error::BAD_VALUE,
+              mGralloc->set(bufferHandle, gralloc4::MetadataType_LayerCount, layerCountVec));
+
+    hardware::graphics::common::V1_2::PixelFormat pixelFormatRequested = PixelFormat::BLOB;
+    hidl_vec<uint8_t> pixelFormatRequestedVec;
+    ASSERT_EQ(NO_ERROR,
+              gralloc4::encodePixelFormatRequested(pixelFormatRequested, &pixelFormatRequestedVec));
+    ASSERT_EQ(Error::BAD_VALUE,
+              mGralloc->set(bufferHandle, gralloc4::MetadataType_PixelFormatRequested,
+                            pixelFormatRequestedVec));
+
+    uint64_t usage = 0;
+    hidl_vec<uint8_t> usageVec;
+    ASSERT_EQ(NO_ERROR, gralloc4::encodeUsage(usage, &usageVec));
+    ASSERT_EQ(Error::BAD_VALUE,
+              mGralloc->set(bufferHandle, gralloc4::MetadataType_Usage, usageVec));
 }
 
 /**
@@ -1649,19 +1681,9 @@
 
     hidl_vec<uint8_t> vec;
     ASSERT_EQ(Error::UNSUPPORTED,
-              mGralloc->set(bufferHandle, gralloc4::MetadataType_BufferId, vec));
-    ASSERT_EQ(Error::UNSUPPORTED, mGralloc->set(bufferHandle, gralloc4::MetadataType_Name, vec));
-    ASSERT_EQ(Error::UNSUPPORTED, mGralloc->set(bufferHandle, gralloc4::MetadataType_Width, vec));
-    ASSERT_EQ(Error::UNSUPPORTED, mGralloc->set(bufferHandle, gralloc4::MetadataType_Height, vec));
-    ASSERT_EQ(Error::UNSUPPORTED,
-              mGralloc->set(bufferHandle, gralloc4::MetadataType_LayerCount, vec));
-    ASSERT_EQ(Error::UNSUPPORTED,
-              mGralloc->set(bufferHandle, gralloc4::MetadataType_PixelFormatRequested, vec));
-    ASSERT_EQ(Error::UNSUPPORTED,
               mGralloc->set(bufferHandle, gralloc4::MetadataType_PixelFormatFourCC, vec));
     ASSERT_EQ(Error::UNSUPPORTED,
               mGralloc->set(bufferHandle, gralloc4::MetadataType_PixelFormatModifier, vec));
-    ASSERT_EQ(Error::UNSUPPORTED, mGralloc->set(bufferHandle, gralloc4::MetadataType_Usage, vec));
     ASSERT_EQ(Error::UNSUPPORTED,
               mGralloc->set(bufferHandle, gralloc4::MetadataType_AllocationSize, vec));
     ASSERT_EQ(Error::UNSUPPORTED,