Merge pull request #3734 from evolutional/cs-forcedefaults

Implemented ForceDefaults option on C# FlatBufferBuilder.

2 files changed, 250 insertions, 0 deletions

diff --git a/tests/FlatBuffers.Test/FlatBufferBuilderTests.cs b/tests/FlatBuffers.Test/FlatBufferBuilderTests.cs
new file mode 100644
index 00000000..529c813b
--- /dev/null
+++ b/tests/FlatBuffers.Test/FlatBufferBuilderTests.cs
@@ -0,0 +1,249 @@
+/*
+ * Copyright 2016 Google Inc. All rights reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+namespace FlatBuffers.Test
+{
+    [FlatBuffersTestClass]
+    public class FlatBufferBuilderTests
+    {
+        private FlatBufferBuilder CreateBuffer(bool forceDefaults = true)
+        {
+            var fbb = new FlatBufferBuilder(16) {ForceDefaults = forceDefaults};
+            fbb.StartObject(1);
+            return fbb;
+        }
+
+        [FlatBuffersTestMethod]
+        public void FlatBufferBuilder_WithForceDefaults_WhenAddBool_AndDefaultValue_OffsetIncreasesBySize()
+        {
+            var fbb = CreateBuffer();
+            var storedOffset = fbb.Offset;
+            fbb.AddBool(0, false, false);
+            var endOffset = fbb.Offset;
+            Assert.AreEqual(sizeof(bool), endOffset-storedOffset);
+        }
+
+        [FlatBuffersTestMethod]
+        public void FlatBufferBuilder_WithForceDefaults_WhenAddSByte_AndDefaultValue_OffsetIncreasesBySize()
+        {
+            var fbb = CreateBuffer();
+            var storedOffset = fbb.Offset;
+            fbb.AddSbyte(0, 0, 0);
+            var endOffset = fbb.Offset;
+            Assert.AreEqual(sizeof(sbyte), endOffset - storedOffset);
+        }
+
+        [FlatBuffersTestMethod]
+        public void FlatBufferBuilder_WithForceDefaults_WhenAddByte_AndDefaultValue_OffsetIncreasesBySize()
+        {
+            var fbb = CreateBuffer();
+            var storedOffset = fbb.Offset;
+            fbb.AddByte(0, 0, 0);
+            var endOffset = fbb.Offset;
+            Assert.AreEqual(sizeof(byte), endOffset - storedOffset);
+        }
+
+        [FlatBuffersTestMethod]
+        public void FlatBufferBuilder_WithForceDefaults_WhenAddShort_AndDefaultValue_OffsetIncreasesBySize()
+        {
+            var fbb = CreateBuffer();
+            var storedOffset = fbb.Offset;
+            fbb.AddShort(0, 0, 0);
+            var endOffset = fbb.Offset;
+            Assert.AreEqual(sizeof(short), endOffset - storedOffset);
+        }
+
+        [FlatBuffersTestMethod]
+        public void FlatBufferBuilder_WithForceDefaults_WhenAddUShort_AndDefaultValue_OffsetIncreasesBySize()
+        {
+            var fbb = CreateBuffer();
+            var storedOffset = fbb.Offset;
+            fbb.AddUshort(0, 0, 0);
+            var endOffset = fbb.Offset;
+            Assert.AreEqual(sizeof(ushort), endOffset - storedOffset);
+        }
+
+        [FlatBuffersTestMethod]
+        public void FlatBufferBuilder_WithForceDefaults_WhenAddInt_AndDefaultValue_OffsetIncreasesBySize()
+        {
+            var fbb = CreateBuffer();
+            var storedOffset = fbb.Offset;
+            fbb.AddInt(0, 0, 0);
+            var endOffset = fbb.Offset;
+            Assert.AreEqual(sizeof(int), endOffset - storedOffset);
+        }
+
+        [FlatBuffersTestMethod]
+        public void FlatBufferBuilder_WithForceDefaults_WhenAddUInt_AndDefaultValue_OffsetIncreasesBySize()
+        {
+            var fbb = CreateBuffer();
+            var storedOffset = fbb.Offset;
+            fbb.AddUint(0, 0, 0);
+            var endOffset = fbb.Offset;
+            Assert.AreEqual(sizeof(uint), endOffset - storedOffset);
+        }
+
+        [FlatBuffersTestMethod]
+        public void FlatBufferBuilder_WithForceDefaults_WhenAddLong_AndDefaultValue_OffsetIncreasesBySize()
+        {
+            var fbb = CreateBuffer();
+            var storedOffset = fbb.Offset;
+            fbb.AddLong(0, 0, 0);
+            var endOffset = fbb.Offset;
+            Assert.AreEqual(sizeof(long), endOffset - storedOffset);
+        }
+
+        [FlatBuffersTestMethod]
+        public void FlatBufferBuilder_WithForceDefaults_WhenAddULong_AndDefaultValue_OffsetIncreasesBySize()
+        {
+            var fbb = CreateBuffer();
+            var storedOffset = fbb.Offset;
+            fbb.AddUlong(0, 0, 0);
+            var endOffset = fbb.Offset;
+            Assert.AreEqual(sizeof(ulong), endOffset - storedOffset);
+        }
+
+        [FlatBuffersTestMethod]
+        public void FlatBufferBuilder_WithForceDefaults_WhenAddFloat_AndDefaultValue_OffsetIncreasesBySize()
+        {
+            var fbb = CreateBuffer();
+            var storedOffset = fbb.Offset;
+            fbb.AddFloat(0, 0, 0);
+            var endOffset = fbb.Offset;
+            Assert.AreEqual(sizeof(float), endOffset - storedOffset);
+        }
+
+        [FlatBuffersTestMethod]
+        public void FlatBufferBuilder_WithForceDefaults_WhenAddDouble_AndDefaultValue_OffsetIncreasesBySize()
+        {
+            var fbb = CreateBuffer();
+            var storedOffset = fbb.Offset;
+            fbb.AddDouble(0, 0, 0);
+            var endOffset = fbb.Offset;
+            Assert.AreEqual(sizeof(double), endOffset - storedOffset);
+        }
+
+        [FlatBuffersTestMethod]
+        public void FlatBufferBuilder_WhenAddBool_AndDefaultValue_OffsetIsUnchanged()
+        {
+            var fbb = CreateBuffer(false);
+            var storedOffset = fbb.Offset;
+            fbb.AddBool(0, false, false);
+            var endOffset = fbb.Offset;
+            Assert.AreEqual(endOffset, storedOffset);
+        }
+
+        [FlatBuffersTestMethod]
+        public void FlatBufferBuilder_WhenAddSByte_AndDefaultValue_OffsetIsUnchanged()
+        {
+            var fbb = CreateBuffer(false);
+            var storedOffset = fbb.Offset;
+            fbb.AddSbyte(0, 0, 0);
+            var endOffset = fbb.Offset;
+            Assert.AreEqual(endOffset, storedOffset);
+        }
+
+        [FlatBuffersTestMethod]
+        public void FlatBufferBuilder_WhenAddByte_AndDefaultValue_OffsetIsUnchanged()
+        {
+            var fbb = CreateBuffer(false);
+            var storedOffset = fbb.Offset;
+            fbb.AddByte(0, 0, 0);
+            var endOffset = fbb.Offset;
+            Assert.AreEqual(endOffset, storedOffset);
+        }
+
+        [FlatBuffersTestMethod]
+        public void FlatBufferBuilder_WhenAddShort_AndDefaultValue_OffsetIsUnchanged()
+        {
+            var fbb = CreateBuffer(false);
+            var storedOffset = fbb.Offset;
+            fbb.AddShort(0, 0, 0);
+            var endOffset = fbb.Offset;
+            Assert.AreEqual(endOffset, storedOffset);
+        }
+
+        [FlatBuffersTestMethod]
+        public void FlatBufferBuilder_WhenAddUShort_AndDefaultValue_OffsetIsUnchanged()
+        {
+            var fbb = CreateBuffer(false);
+            var storedOffset = fbb.Offset;
+            fbb.AddUshort(0, 0, 0);
+            var endOffset = fbb.Offset;
+            Assert.AreEqual(endOffset, storedOffset);
+        }
+
+        [FlatBuffersTestMethod]
+        public void FlatBufferBuilder_WhenAddInt_AndDefaultValue_OffsetIsUnchanged()
+        {
+            var fbb = CreateBuffer(false);
+            var storedOffset = fbb.Offset;
+            fbb.AddInt(0, 0, 0);
+            var endOffset = fbb.Offset;
+            Assert.AreEqual(endOffset, storedOffset);
+        }
+
+        [FlatBuffersTestMethod]
+        public void FlatBufferBuilder_WhenAddUInt_AndDefaultValue_OffsetIsUnchanged()
+        {
+            var fbb = CreateBuffer(false);
+            var storedOffset = fbb.Offset;
+            fbb.AddUint(0, 0, 0);
+            var endOffset = fbb.Offset;
+            Assert.AreEqual(endOffset, storedOffset);
+        }
+
+        [FlatBuffersTestMethod]
+        public void FlatBufferBuilder_WhenAddLong_AndDefaultValue_OffsetIsUnchanged()
+        {
+            var fbb = CreateBuffer(false);
+            var storedOffset = fbb.Offset;
+            fbb.AddLong(0, 0, 0);
+            var endOffset = fbb.Offset;
+            Assert.AreEqual(endOffset, storedOffset);
+        }
+
+        [FlatBuffersTestMethod]
+        public void FlatBufferBuilder_WhenAddULong_AndDefaultValue_OffsetIsUnchanged()
+        {
+            var fbb = CreateBuffer(false);
+            var storedOffset = fbb.Offset;
+            fbb.AddUlong(0, 0, 0);
+            var endOffset = fbb.Offset;
+            Assert.AreEqual(endOffset, storedOffset);
+        }
+
+        [FlatBuffersTestMethod]
+        public void FlatBufferBuilder_WhenAddFloat_AndDefaultValue_OffsetIsUnchanged()
+        {
+            var fbb = CreateBuffer(false);
+            var storedOffset = fbb.Offset;
+            fbb.AddFloat(0, 0, 0);
+            var endOffset = fbb.Offset;
+            Assert.AreEqual(endOffset, storedOffset);
+        }
+
+        [FlatBuffersTestMethod]
+        public void FlatBufferBuilder_WhenAddDouble_AndDefaultValue_OffsetIsUnchanged()
+        {
+            var fbb = CreateBuffer(false);
+            var storedOffset = fbb.Offset;
+            fbb.AddDouble(0, 0, 0);
+            var endOffset = fbb.Offset;
+            Assert.AreEqual(endOffset, storedOffset);
+        }
+    }
+}
diff --git a/tests/FlatBuffers.Test/FlatBuffers.Test.csproj b/tests/FlatBuffers.Test/FlatBuffers.Test.csproj
index 13b1faae..4055fa6a 100644
--- a/tests/FlatBuffers.Test/FlatBuffers.Test.csproj
+++ b/tests/FlatBuffers.Test/FlatBuffers.Test.csproj
@@ -91,6 +91,7 @@
     </Compile>
     <Compile Include="Assert.cs" />
     <Compile Include="ByteBufferTests.cs" />
+    <Compile Include="FlatBufferBuilderTests.cs" />
     <Compile Include="FlatBuffersFuzzTests.cs" />
     <Compile Include="FlatBuffersTestClassAttribute.cs" />
     <Compile Include="FlatBuffersTestMethodAttribute.cs" />