diff --git a/assets/ACModel/test.acim b/assets/ACModel/test.acim
index 28eba855d..a03cb11eb 100644
--- a/assets/ACModel/test.acim
+++ b/assets/ACModel/test.acim
@@ -1,9 +1,8 @@
 <?xml version="1.0"?>
 <acim version="0.1.0">
 	<timber id="24c4fb33-67fa-4c27-b42c-c0dc7ca5cd91">
-		<executed>NotDone</executed>
+		<state>NotDone</state>
 		<current>Cut#1</current>
-		<executed>NotDone</executed>
 		<bbox>
 			<corner id="0">-4.4408920985e-16 -1.33226762955e-15 -8.07965638975e-07</corner>
 			<corner id="1">1.85073895234 -1.33226762955e-15 -8.07965638975e-07</corner>
diff --git a/src/AIAC/ACInfoModel.cpp b/src/AIAC/ACInfoModel.cpp
index 7142032e1..2ed9eb87f 100644
--- a/src/AIAC/ACInfoModel.cpp
+++ b/src/AIAC/ACInfoModel.cpp
@@ -12,10 +12,13 @@ namespace AIAC
     ///< Base Component
     void TimberInfo::Component::SetAsCurrent() {
         m_State = ACIMState::CURRENT;
+        
+#ifndef HEADLESS_TEST
         AIAC_APP.GetLayer<LayerModel>()->GetACInfoModel().GetDoc().child("acim").child("timber").child("current").last_child().set_value(m_ID.c_str());
         AIAC_APP.GetLayer<LayerModel>()->GetACInfoModel().Save();
 
         AIAC_APP.GetRenderer()->SetGlobalViewToActivatedComponent(Renderer::StandardView::TOP);
+#endif
     }
 
     void TimberInfo::Component::SetAsDone() {
diff --git a/src/AIAC/ACInfoModel.h b/src/AIAC/ACInfoModel.h
index e740768cb..fe66922b2 100644
--- a/src/AIAC/ACInfoModel.h
+++ b/src/AIAC/ACInfoModel.h
@@ -88,7 +88,9 @@ class TimberInfo{
     class Component {
     public:
         Component(std::string type) : m_Type(type) {
+#ifndef HEADLESS_TEST
             m_Scale = AIAC::Config::Get<float>(AIAC::Config::SEC_AIAC, AIAC::Config::SCALE_FACTOR, 1.0f);
+#endif
         }
         virtual void SetAsCurrent();
         virtual void SetAsDone();
@@ -235,8 +237,8 @@ class TimberInfo{
         };
 
         inline bool IsSingleFace() const { return m_NonExposedFaceIDs.size() == 1; }
-        inline Face& GetFace(std::string id) { return m_Faces[id]; }
-        inline Edge& GetEdge(std::string id) { return m_Edges[id]; }
+        inline Face& GetFace(std::string id) { if(m_Faces.count(id) == 0) throw std::invalid_argument("Face ID does not exist."); return m_Faces[id]; }
+        inline Edge& GetEdge(std::string id) { if(m_Edges.count(id) == 0) throw std::invalid_argument("Edge ID does not exist."); return m_Edges[id]; }
         inline std::map<std::string, Face>& GetAllFaces() { return m_Faces; }
         inline std::map<std::string, Edge>& GetAllEdges() { return m_Edges; }
         inline std::set<std::string>& GetAllNonExposedFaceIDs() { return m_NonExposedFaceIDs; }
@@ -358,7 +360,9 @@ class ACInfoModel
 {
 public:
     ACInfoModel(){
+#ifndef HEADLESS_TEST
         m_Scale = AIAC::Config::Get<float>(AIAC::Config::SEC_AIAC, AIAC::Config::SCALE_FACTOR, 1.0f);
+#endif
     };
     ~ACInfoModel(){};
 
@@ -454,7 +458,7 @@ class ACInfoModel
     float m_EdgeWeight = 1.1f;
     float m_LabelSize = 0.75f;
 
-    float m_Scale;
+    float m_Scale = 1.0f;
     float m_MeasuredBboxLength;
 
     std::string m_FilePath;
diff --git a/src/AIAC/Log.h b/src/AIAC/Log.h
index 32970e0d4..27431ea89 100644
--- a/src/AIAC/Log.h
+++ b/src/AIAC/Log.h
@@ -21,7 +21,7 @@ namespace AIAC
     };
 }
 
-#ifdef SILENT_LOGGING
+#if (defined SILENT_LOGGING && !defined HEADLESS_TEST)
     #define AIAC_INFO(...)                     SPDLOG_LOGGER_INFO(AIAC::Log::GetLogger(), __VA_ARGS__)
     #define AIAC_WARN(...)                     SPDLOG_LOGGER_WARN(AIAC::Log::GetLogger(), __VA_ARGS__)
     #define AIAC_ERROR(...)                    SPDLOG_LOGGER_ERROR(AIAC::Log::GetLogger(), __VA_ARGS__)
diff --git a/tests/unit_tests/InfoModelTest.cc b/tests/unit_tests/InfoModelTest.cc
new file mode 100644
index 000000000..7aa1d6e50
--- /dev/null
+++ b/tests/unit_tests/InfoModelTest.cc
@@ -0,0 +1,87 @@
+#include <gtest/gtest.h>
+#include "AIAC/ACInfoModel.h"
+
+#include <glm/gtx/string_cast.hpp>
+#include <set>
+
+auto const MAX_ABS_ERROR = 1e-3f;
+
+class InfoModelTest : public ::testing::Test {
+protected:
+    void SetUp() override { }
+
+    void TearDown() override {}
+};
+
+TEST_F(InfoModelTest, FileIO) {
+    AIAC::ACInfoModel acim;
+
+    std::string path = "../assets/ACModel/test.acim";
+    acim.Load(path);
+
+    EXPECT_EQ(acim.GetFilePath(), path);
+    EXPECT_EQ(acim.GetName(), "test");
+}
+
+TEST_F(InfoModelTest, ContentParsing) {
+    AIAC::ACInfoModel acim;
+
+    std::string path = "../assets/ACModel/test.acim";
+    acim.Load(path);
+
+    auto& timberInfo = acim.GetTimberInfo();
+
+    // bounding box
+    auto bboxPts = timberInfo.GetBoundingBox();
+    EXPECT_EQ(bboxPts.size(), 8);
+
+    ASSERT_TRUE(glm::distance(glm::vec3(0, 0, -8.07965638975e-07f),             bboxPts[0]) < MAX_ABS_ERROR);
+    ASSERT_TRUE(glm::distance(glm::vec3(1.85073895234f, 0, 0.130034050856f),    bboxPts[5]) < MAX_ABS_ERROR);
+    ASSERT_TRUE(glm::distance(glm::vec3(0, 0.129643784514f, 0.130034050856f),   bboxPts[7]) < MAX_ABS_ERROR);
+    
+    // components
+    std::vector<std::string> allComponentsIDs = timberInfo.GetAllComponentsIDs();
+    std::unordered_set<std::string> allComponentsIDsSet(allComponentsIDs.begin(), allComponentsIDs.end());
+
+    std::vector<std::string> expectedIDs = {
+        "Hole#1", "Hole#2", "Hole#3", "Hole#4", "Hole#5", "Hole#6", "Hole#7", "Hole#8", "Hole#9", "Hole#10",
+        "Cut#1", "Cut#2", "Cut#3", "Cut#4", "Cut#5", "Cut#6", "Cut#7"
+    };
+
+    ASSERT_EQ(allComponentsIDsSet.size(), expectedIDs.size());
+    for (auto& id : expectedIDs) {
+        ASSERT_NE(allComponentsIDsSet.find(id), allComponentsIDsSet.end());
+    }
+
+    // holes
+    auto hole1 = static_cast<AIAC::TimberInfo::Hole*>(timberInfo.GetComponent("Hole#1"));
+    ASSERT_EQ(hole1->GetRadius(), 0.025f);
+    ASSERT_EQ(hole1->GetStartPointGO()->GetPosition(), glm::vec3(0.171164716736f, 0.0874013529763f, 0.130030809657f));
+    ASSERT_EQ(hole1->GetEndPointGO()->GetPosition(), glm::vec3(0.171164716736f, 0.0874013529763f, 6.34902733979e-16f));
+    ASSERT_EQ(hole1->GetCenter(), glm::vec3(0.171164716736f, 0.0874013529763f, 0.0650154048285f));
+    
+    // cuts
+    auto cut1 = static_cast<AIAC::TimberInfo::Cut*>(timberInfo.GetComponent("Cut#1"));
+    ASSERT_EQ(cut1->GetCenter(), glm::vec3(0.543917917169f, 0.064821892257f, 0.10202644336f));
+    ASSERT_EQ(cut1->GetAllFaces().size(), 3); // 3 unexposed faces
+    ASSERT_EQ(cut1->GetAllEdges().size(), 12);
+
+    auto face1 = cut1->GetFace("1");
+    auto edges = face1.GetEdges();
+    ASSERT_EQ(edges.size(), 4);
+    auto edgeIdSet = std::unordered_set<std::string>(edges.begin(), edges.end());
+    for(auto& edgeId : {"0", "2", "5", "7"}) {
+        ASSERT_NE(edgeIdSet.find(edgeId), edgeIdSet.end());
+    }
+
+    auto corners = face1.GetCorners();
+    ASSERT_EQ(corners.size(), 4);
+    ASSERT_TRUE(glm::distance(corners[0], glm::vec3(0.650908f,  0.129637f, 0.074019f)) < MAX_ABS_ERROR);
+    ASSERT_TRUE(glm::distance(corners[1], glm::vec3(0.583188f,  0.000000f, 0.074019f)) < MAX_ABS_ERROR);
+    ASSERT_TRUE(glm::distance(corners[2], glm::vec3(0.583188f, -0.000000f, 0.130034f)) < MAX_ABS_ERROR);
+    ASSERT_TRUE(glm::distance(corners[3], glm::vec3(0.650908f,  0.129644f, 0.130034f)) < MAX_ABS_ERROR);
+
+    auto edge0 = cut1->GetEdge("0");
+    ASSERT_EQ(edge0.GetStartPt().GetPosition(), glm::vec3(0.583187494871f, -1.33226762955e-15f, 0.130034050856f));
+    ASSERT_EQ(edge0.GetEndPt().GetPosition(), glm::vec3(0.583187494871f, 6.66133814775e-16f, 0.0740188358647f));
+}
\ No newline at end of file