diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
new file mode 100644
index 0000000..de8caaa
--- /dev/null
+++ b/.github/workflows/build.yml
@@ -0,0 +1,62 @@
+name: runTests
+
+on:
+  push:
+    branches: [ master, main ]
+  pull_request:
+  workflow_dispatch:
+
+jobs:
+  build-and-test:
+    strategy:
+      fail-fast: false
+      matrix:
+        os: [ ubuntu-latest, macos-latest, windows-latest ]
+    runs-on: ${{ matrix.os }}
+
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Install dependencies (Linux)
+        if: runner.os == 'Linux'
+        run: |
+          sudo apt-get update
+          sudo apt-get install -y cmake ninja-build
+
+      - name: Install dependencies (macOS)
+        if: runner.os == 'macOS'
+        run: |
+          brew install cmake ninja
+
+      - name: Configure (Linux / macOS)
+        if: runner.os != 'Windows'
+        run: |
+          cmake -B build -G Ninja \
+            -DCMAKE_BUILD_TYPE=Release \
+            -DESFA_BUILD_TESTS=ON
+
+      - name: Configure (Windows)
+        if: runner.os == 'Windows'
+        shell: pwsh
+        run: |
+          cmake -B build `
+            -DCMAKE_BUILD_TYPE=Release `
+            -DESFA_BUILD_TESTS=ON
+
+      - name: Build (Linux / macOS)
+        if: runner.os != 'Windows'
+        run: cmake --build build
+
+      - name: Build (Windows)
+        if: runner.os == 'Windows'
+        shell: pwsh
+        run: cmake --build build --config Release
+
+      - name: Test (Linux / macOS)
+        if: runner.os != 'Windows'
+        run: ctest --test-dir build/test --output-on-failure
+
+      - name: Test (Windows)
+        if: runner.os == 'Windows'
+        shell: pwsh
+        run: ctest --test-dir build/test --build-config Release --output-on-failure
diff --git a/include/esfa/esfa.hpp b/include/esfa/esfa.hpp
index 190d513..fbde7f3 100644
--- a/include/esfa/esfa.hpp
+++ b/include/esfa/esfa.hpp
@@ -8,15 +8,9 @@ namespace esfa {
 
 class Processor {
 public:
-    explicit Processor(const interface::Registry& registry)
-        : mRegistry(registry)
-    {
-    }
-
-    const interface::Registry& GetRegistry()
-    {
-        return mRegistry;
-    }
+    explicit Processor(const interface::Registry& registry) : mRegistry(registry) {}
+
+    const interface::Registry& GetRegistry() const { return mRegistry; }
 
     std::shared_ptr<interface::ParsedAsset> ParseAsset(
         const std::string& typeKey,
diff --git a/src/processing/binary/reader.cpp b/src/processing/binary/reader.cpp
index 77deb62..677d59d 100644
--- a/src/processing/binary/reader.cpp
+++ b/src/processing/binary/reader.cpp
@@ -1,4 +1,3 @@
-#include <cmath>
 #include <stdexcept>
 
 #include "esfa/processing/binary/reader.hpp"
@@ -128,7 +127,7 @@ uint64_t Reader::ReadUInt64()
 
 float Reader::ReadSingle()
 {
-	float result;
+	float result = 0.f;
 
 	stream->Read((char*)&result, sizeof(float));
 
@@ -146,7 +145,7 @@ float Reader::ReadSingle()
 
 double Reader::ReadDouble()
 {
-	double result = NAN;
+	double result = 0.0;
 
 	stream->Read((char*)&result, sizeof(double));
 
@@ -160,9 +159,6 @@ double Reader::ReadDouble()
 		result = tmp;
 	}
 
-	if (std::isnan(result))
-		throw std::runtime_error("Reader::ReadDouble(): Error reading stream");
-
 	return result;
 }
 
diff --git a/src/processing/stream/memory_stream.cpp b/src/processing/stream/memory_stream.cpp
index 0e0be41..026d585 100644
--- a/src/processing/stream/memory_stream.cpp
+++ b/src/processing/stream/memory_stream.cpp
@@ -67,13 +67,10 @@ void MemoryStream::Read(char* dest, size_t length)
     }
     if (mPosition + length > mBuffer.size())
     {
-        std::string msg =
-            "MemoryStream::Read: position " + std::to_string(mPosition) +
-            " + length " + std::to_string(length) +
-            " = " + std::to_string(mPosition + length) +
-            " > buffer size " + std::to_string(mBuffer.size());
-
-        throw std::runtime_error(msg);
+        throw std::runtime_error(
+            "MemoryStream::Read: short read (past end of buffer) pos=" +
+            std::to_string(mPosition) + " len=" + std::to_string(length) +
+            " size=" + std::to_string(mBuffer.size()));
     }
     std::memcpy(dest, mBuffer.data() + mPosition, length);
     mPosition += length;