diff --git a/tests/base.py b/tests/base.py
index 1c150f13..35fcc3d6 100644
--- a/tests/base.py
+++ b/tests/base.py
@@ -96,22 +96,10 @@ def assertEqualJsonBom(self, a: str, b: str) -> None:
 
         # Unify timestamps to ensure they will compare
         now = datetime.now(tz=timezone.utc)
-
         if 'metadata' in ab.keys():
             ab['metadata']['timestamp'] = now.isoformat()
-            if 'tools' in ab['metadata'].keys():
-                for tool in ab['metadata']['tools']:
-                    if tool['name'] == cyclonedx_lib_name:
-                        tool['version'] = cyclonedx_lib_version
-                    del tool
-
         if 'metadata' in bb.keys():
             bb['metadata']['timestamp'] = now.isoformat()
-            if 'tools' in bb['metadata'].keys():
-                for tool in bb['metadata']['tools']:
-                    if tool['name'] == cyclonedx_lib_name:
-                        tool['version'] = cyclonedx_lib_version
-                    del tool
 
         self.assertEqualJson(json.dumps(ab), json.dumps(bb))
 
@@ -156,19 +144,10 @@ def assertEqualXmlBom(self, a: str, b: str, namespace: str) -> None:
         metadata_ts_a = ba.find('./{{{}}}metadata/{{{}}}timestamp'.format(namespace, namespace))
         if metadata_ts_a is not None:
             metadata_ts_a.text = now.isoformat()
-
         metadata_ts_b = bb.find('./{{{}}}metadata/{{{}}}timestamp'.format(namespace, namespace))
         if metadata_ts_b is not None:
             metadata_ts_b.text = now.isoformat()
 
-        # Align 'this' Tool Version
-        this_tool = ba.find('.//*/{{{}}}tool[{{{}}}version="VERSION"]'.format(namespace, namespace))
-        if this_tool is not None:
-            this_tool.find('./{{{}}}version'.format(namespace)).text = cyclonedx_lib_version
-        this_tool = bb.find('.//*/{{{}}}tool[{{{}}}version="VERSION"]'.format(namespace, namespace))
-        if this_tool is not None:
-            this_tool.find('./{{{}}}version'.format(namespace)).text = cyclonedx_lib_version
-
         self.assertEqualXml(
             xml.etree.ElementTree.tostring(ba, 'unicode'),
             xml.etree.ElementTree.tostring(bb, 'unicode')
diff --git a/tests/fixtures/json/1.2/bom_dependencies.json b/tests/fixtures/json/1.2/bom_dependencies.json
index 8d9173d8..3e7b3a12 100644
--- a/tests/fixtures/json/1.2/bom_dependencies.json
+++ b/tests/fixtures/json/1.2/bom_dependencies.json
@@ -10,7 +10,7 @@
       {
         "vendor": "CycloneDX",
         "name": "cyclonedx-python-lib",
-        "version": "3.1.2"
+        "version": "TESTING"
       }
     ]
   },
diff --git a/tests/fixtures/json/1.2/bom_dependencies_component.json b/tests/fixtures/json/1.2/bom_dependencies_component.json
index 5d5dc78a..81361c74 100644
--- a/tests/fixtures/json/1.2/bom_dependencies_component.json
+++ b/tests/fixtures/json/1.2/bom_dependencies_component.json
@@ -10,7 +10,7 @@
       {
         "vendor": "CycloneDX",
         "name": "cyclonedx-python-lib",
-        "version": "3.1.2"
+        "version": "TESTING"
       }
     ],
     "component": {
diff --git a/tests/fixtures/json/1.2/bom_external_references.json b/tests/fixtures/json/1.2/bom_external_references.json
index 6ec6c5bd..3ee319e1 100644
--- a/tests/fixtures/json/1.2/bom_external_references.json
+++ b/tests/fixtures/json/1.2/bom_external_references.json
@@ -10,7 +10,7 @@
       {
         "vendor": "CycloneDX",
         "name": "cyclonedx-python-lib",
-        "version": "3.1.2"
+        "version": "TESTING"
       }
     ]
   },
diff --git a/tests/fixtures/json/1.2/bom_issue_275_components.json b/tests/fixtures/json/1.2/bom_issue_275_components.json
index 794c9aa6..199a7bcc 100644
--- a/tests/fixtures/json/1.2/bom_issue_275_components.json
+++ b/tests/fixtures/json/1.2/bom_issue_275_components.json
@@ -10,7 +10,7 @@
       {
         "vendor": "CycloneDX",
         "name": "cyclonedx-python-lib",
-        "version": "3.1.2"
+        "version": "TESTING"
       }
     ],
     "component": {
diff --git a/tests/fixtures/json/1.2/bom_issue_328_components.json b/tests/fixtures/json/1.2/bom_issue_328_components.json
index b6c83fbd..1ad1cce2 100644
--- a/tests/fixtures/json/1.2/bom_issue_328_components.json
+++ b/tests/fixtures/json/1.2/bom_issue_328_components.json
@@ -10,7 +10,7 @@
       {
         "vendor": "CycloneDX",
         "name": "cyclonedx-python-lib",
-        "version": "3.1.2"
+        "version": "TESTING"
       }
     ],
     "component": {
diff --git a/tests/fixtures/json/1.2/bom_services_complex.json b/tests/fixtures/json/1.2/bom_services_complex.json
index 2e308b4d..4b587509 100644
--- a/tests/fixtures/json/1.2/bom_services_complex.json
+++ b/tests/fixtures/json/1.2/bom_services_complex.json
@@ -10,7 +10,7 @@
       {
         "vendor": "CycloneDX",
         "name": "cyclonedx-python-lib",
-        "version": "3.1.2"
+        "version": "TESTING"
       }
     ],
     "component": {
diff --git a/tests/fixtures/json/1.2/bom_services_nested.json b/tests/fixtures/json/1.2/bom_services_nested.json
index 6d7fe725..373cd148 100644
--- a/tests/fixtures/json/1.2/bom_services_nested.json
+++ b/tests/fixtures/json/1.2/bom_services_nested.json
@@ -10,7 +10,7 @@
       {
         "vendor": "CycloneDX",
         "name": "cyclonedx-python-lib",
-        "version": "3.1.2"
+        "version": "TESTING"
       }
     ],
     "component": {
diff --git a/tests/fixtures/json/1.2/bom_services_simple.json b/tests/fixtures/json/1.2/bom_services_simple.json
index 9d5e94cc..47c727ec 100644
--- a/tests/fixtures/json/1.2/bom_services_simple.json
+++ b/tests/fixtures/json/1.2/bom_services_simple.json
@@ -10,7 +10,7 @@
       {
         "vendor": "CycloneDX",
         "name": "cyclonedx-python-lib",
-        "version": "3.1.2"
+        "version": "TESTING"
       }
     ],
     "component": {
diff --git a/tests/fixtures/json/1.2/bom_setuptools.json b/tests/fixtures/json/1.2/bom_setuptools.json
index 56acb685..4115b7c8 100644
--- a/tests/fixtures/json/1.2/bom_setuptools.json
+++ b/tests/fixtures/json/1.2/bom_setuptools.json
@@ -10,7 +10,7 @@
       {
         "vendor": "CycloneDX",
         "name": "cyclonedx-python-lib",
-        "version": "3.1.2"
+        "version": "TESTING"
       }
     ]
   },
diff --git a/tests/fixtures/json/1.2/bom_setuptools_complete.json b/tests/fixtures/json/1.2/bom_setuptools_complete.json
index ab8f837b..9319bc44 100644
--- a/tests/fixtures/json/1.2/bom_setuptools_complete.json
+++ b/tests/fixtures/json/1.2/bom_setuptools_complete.json
@@ -10,7 +10,7 @@
       {
         "vendor": "CycloneDX",
         "name": "cyclonedx-python-lib",
-        "version": "3.1.2"
+        "version": "TESTING"
       }
     ]
   },
diff --git a/tests/fixtures/json/1.2/bom_setuptools_with_cpe.json b/tests/fixtures/json/1.2/bom_setuptools_with_cpe.json
index 91b513b6..d7957112 100644
--- a/tests/fixtures/json/1.2/bom_setuptools_with_cpe.json
+++ b/tests/fixtures/json/1.2/bom_setuptools_with_cpe.json
@@ -10,7 +10,7 @@
       {
         "vendor": "CycloneDX",
         "name": "cyclonedx-python-lib",
-        "version": "3.1.2"
+        "version": "TESTING"
       }
     ]
   },
diff --git a/tests/fixtures/json/1.2/bom_toml_1.json b/tests/fixtures/json/1.2/bom_toml_1.json
index af6f6c75..f5ea324c 100644
--- a/tests/fixtures/json/1.2/bom_toml_1.json
+++ b/tests/fixtures/json/1.2/bom_toml_1.json
@@ -10,7 +10,7 @@
       {
         "vendor": "CycloneDX",
         "name": "cyclonedx-python-lib",
-        "version": "3.1.2"
+        "version": "TESTING"
       }
     ]
   },
diff --git a/tests/fixtures/json/1.2/bom_with_full_metadata.json b/tests/fixtures/json/1.2/bom_with_full_metadata.json
index 97e02879..40c1943c 100644
--- a/tests/fixtures/json/1.2/bom_with_full_metadata.json
+++ b/tests/fixtures/json/1.2/bom_with_full_metadata.json
@@ -10,7 +10,7 @@
       {
         "vendor": "CycloneDX",
         "name": "cyclonedx-python-lib",
-        "version": "3.1.2"
+        "version": "TESTING"
       }
     ],
     "authors": [
diff --git a/tests/fixtures/json/1.3/bom_dependencies.json b/tests/fixtures/json/1.3/bom_dependencies.json
index f78bf7a8..9e51f5b1 100644
--- a/tests/fixtures/json/1.3/bom_dependencies.json
+++ b/tests/fixtures/json/1.3/bom_dependencies.json
@@ -10,7 +10,7 @@
       {
         "vendor": "CycloneDX",
         "name": "cyclonedx-python-lib",
-        "version": "3.1.2"
+        "version": "TESTING"
       }
     ]
   },
diff --git a/tests/fixtures/json/1.3/bom_dependencies_component.json b/tests/fixtures/json/1.3/bom_dependencies_component.json
index 4197f2ef..98244502 100644
--- a/tests/fixtures/json/1.3/bom_dependencies_component.json
+++ b/tests/fixtures/json/1.3/bom_dependencies_component.json
@@ -10,7 +10,7 @@
       {
         "vendor": "CycloneDX",
         "name": "cyclonedx-python-lib",
-        "version": "3.1.2"
+        "version": "TESTING"
       }
     ],
     "component": {
diff --git a/tests/fixtures/json/1.3/bom_external_references.json b/tests/fixtures/json/1.3/bom_external_references.json
index c4b6ee16..3bd5b63a 100644
--- a/tests/fixtures/json/1.3/bom_external_references.json
+++ b/tests/fixtures/json/1.3/bom_external_references.json
@@ -10,7 +10,7 @@
       {
         "vendor": "CycloneDX",
         "name": "cyclonedx-python-lib",
-        "version": "3.1.2"
+        "version": "TESTING"
       }
     ]
   },
diff --git a/tests/fixtures/json/1.3/bom_issue_275_components.json b/tests/fixtures/json/1.3/bom_issue_275_components.json
index ba48e62a..17b4a3c0 100644
--- a/tests/fixtures/json/1.3/bom_issue_275_components.json
+++ b/tests/fixtures/json/1.3/bom_issue_275_components.json
@@ -10,7 +10,7 @@
       {
         "vendor": "CycloneDX",
         "name": "cyclonedx-python-lib",
-        "version": "3.1.2"
+        "version": "TESTING"
       }
     ],
     "component": {
diff --git a/tests/fixtures/json/1.3/bom_issue_328_components.json b/tests/fixtures/json/1.3/bom_issue_328_components.json
index 2e832bf9..7d515941 100644
--- a/tests/fixtures/json/1.3/bom_issue_328_components.json
+++ b/tests/fixtures/json/1.3/bom_issue_328_components.json
@@ -10,7 +10,7 @@
       {
         "vendor": "CycloneDX",
         "name": "cyclonedx-python-lib",
-        "version": "3.1.2"
+        "version": "TESTING"
       }
     ],
     "component": {
diff --git a/tests/fixtures/json/1.3/bom_services_complex.json b/tests/fixtures/json/1.3/bom_services_complex.json
index ed1c7cdf..15088185 100644
--- a/tests/fixtures/json/1.3/bom_services_complex.json
+++ b/tests/fixtures/json/1.3/bom_services_complex.json
@@ -10,7 +10,7 @@
       {
         "vendor": "CycloneDX",
         "name": "cyclonedx-python-lib",
-        "version": "3.1.2"
+        "version": "TESTING"
       }
     ],
     "component": {
diff --git a/tests/fixtures/json/1.3/bom_services_nested.json b/tests/fixtures/json/1.3/bom_services_nested.json
index 22a35898..ba5ae49d 100644
--- a/tests/fixtures/json/1.3/bom_services_nested.json
+++ b/tests/fixtures/json/1.3/bom_services_nested.json
@@ -10,7 +10,7 @@
       {
         "vendor": "CycloneDX",
         "name": "cyclonedx-python-lib",
-        "version": "3.1.2"
+        "version": "TESTING"
       }
     ],
     "component": {
diff --git a/tests/fixtures/json/1.3/bom_services_simple.json b/tests/fixtures/json/1.3/bom_services_simple.json
index ac67ac73..1832c30a 100644
--- a/tests/fixtures/json/1.3/bom_services_simple.json
+++ b/tests/fixtures/json/1.3/bom_services_simple.json
@@ -10,7 +10,7 @@
       {
         "vendor": "CycloneDX",
         "name": "cyclonedx-python-lib",
-        "version": "3.1.2"
+        "version": "TESTING"
       }
     ],
     "component": {
diff --git a/tests/fixtures/json/1.3/bom_setuptools.json b/tests/fixtures/json/1.3/bom_setuptools.json
index c2f71704..6e618f73 100644
--- a/tests/fixtures/json/1.3/bom_setuptools.json
+++ b/tests/fixtures/json/1.3/bom_setuptools.json
@@ -10,7 +10,7 @@
       {
         "vendor": "CycloneDX",
         "name": "cyclonedx-python-lib",
-        "version": "3.1.2"
+        "version": "TESTING"
       }
     ]
   },
diff --git a/tests/fixtures/json/1.3/bom_setuptools_complete.json b/tests/fixtures/json/1.3/bom_setuptools_complete.json
index 1c80dd61..a2e0ff95 100644
--- a/tests/fixtures/json/1.3/bom_setuptools_complete.json
+++ b/tests/fixtures/json/1.3/bom_setuptools_complete.json
@@ -10,7 +10,7 @@
       {
         "vendor": "CycloneDX",
         "name": "cyclonedx-python-lib",
-        "version": "3.1.2"
+        "version": "TESTING"
       }
     ]
   },
diff --git a/tests/fixtures/json/1.3/bom_setuptools_no_version.json b/tests/fixtures/json/1.3/bom_setuptools_no_version.json
index 82cd556b..6d58ff3a 100644
--- a/tests/fixtures/json/1.3/bom_setuptools_no_version.json
+++ b/tests/fixtures/json/1.3/bom_setuptools_no_version.json
@@ -10,7 +10,7 @@
       {
         "vendor": "CycloneDX",
         "name": "cyclonedx-python-lib",
-        "version": "3.1.2"
+        "version": "TESTING"
       }
     ]
   },
diff --git a/tests/fixtures/json/1.3/bom_setuptools_with_cpe.json b/tests/fixtures/json/1.3/bom_setuptools_with_cpe.json
index ab89845b..a36c2660 100644
--- a/tests/fixtures/json/1.3/bom_setuptools_with_cpe.json
+++ b/tests/fixtures/json/1.3/bom_setuptools_with_cpe.json
@@ -10,7 +10,7 @@
       {
         "vendor": "CycloneDX",
         "name": "cyclonedx-python-lib",
-        "version": "3.1.2"
+        "version": "TESTING"
       }
     ]
   },
diff --git a/tests/fixtures/json/1.3/bom_toml_1.json b/tests/fixtures/json/1.3/bom_toml_1.json
index 5854cd52..9082d213 100644
--- a/tests/fixtures/json/1.3/bom_toml_1.json
+++ b/tests/fixtures/json/1.3/bom_toml_1.json
@@ -10,7 +10,7 @@
       {
         "vendor": "CycloneDX",
         "name": "cyclonedx-python-lib",
-        "version": "3.1.2"
+        "version": "TESTING"
       }
     ]
   },
diff --git a/tests/fixtures/json/1.3/bom_with_full_metadata.json b/tests/fixtures/json/1.3/bom_with_full_metadata.json
index 35317257..2cd19999 100644
--- a/tests/fixtures/json/1.3/bom_with_full_metadata.json
+++ b/tests/fixtures/json/1.3/bom_with_full_metadata.json
@@ -10,7 +10,7 @@
       {
         "vendor": "CycloneDX",
         "name": "cyclonedx-python-lib",
-        "version": "3.1.2"
+        "version": "TESTING"
       }
     ],
     "authors": [
diff --git a/tests/fixtures/json/1.4/bom_dependencies.json b/tests/fixtures/json/1.4/bom_dependencies.json
index 2e3ddbf1..d87f3f8d 100644
--- a/tests/fixtures/json/1.4/bom_dependencies.json
+++ b/tests/fixtures/json/1.4/bom_dependencies.json
@@ -10,7 +10,7 @@
       {
         "vendor": "CycloneDX",
         "name": "cyclonedx-python-lib",
-        "version": "3.1.2",
+        "version": "TESTING",
         "externalReferences": [
           {
             "url": "https://github.com/CycloneDX/cyclonedx-python-lib/actions",
diff --git a/tests/fixtures/json/1.4/bom_dependencies_component.json b/tests/fixtures/json/1.4/bom_dependencies_component.json
index ef9851d6..00391098 100644
--- a/tests/fixtures/json/1.4/bom_dependencies_component.json
+++ b/tests/fixtures/json/1.4/bom_dependencies_component.json
@@ -10,7 +10,7 @@
       {
         "vendor": "CycloneDX",
         "name": "cyclonedx-python-lib",
-        "version": "3.1.2",
+        "version": "TESTING",
         "externalReferences": [
           {
             "url": "https://github.com/CycloneDX/cyclonedx-python-lib/actions",
diff --git a/tests/fixtures/json/1.4/bom_external_references.json b/tests/fixtures/json/1.4/bom_external_references.json
index 86c182d8..a8d27b08 100644
--- a/tests/fixtures/json/1.4/bom_external_references.json
+++ b/tests/fixtures/json/1.4/bom_external_references.json
@@ -10,7 +10,7 @@
       {
         "vendor": "CycloneDX",
         "name": "cyclonedx-python-lib",
-        "version": "3.1.2",
+        "version": "TESTING",
         "externalReferences": [
           {
             "url": "https://github.com/CycloneDX/cyclonedx-python-lib/actions",
diff --git a/tests/fixtures/json/1.4/bom_issue_275_components.json b/tests/fixtures/json/1.4/bom_issue_275_components.json
index 1fe6fff2..f59a3e76 100644
--- a/tests/fixtures/json/1.4/bom_issue_275_components.json
+++ b/tests/fixtures/json/1.4/bom_issue_275_components.json
@@ -10,7 +10,7 @@
       {
         "vendor": "CycloneDX",
         "name": "cyclonedx-python-lib",
-        "version": "3.1.2",
+        "version": "TESTING",
         "externalReferences": [
           {
             "url": "https://github.com/CycloneDX/cyclonedx-python-lib/actions",
diff --git a/tests/fixtures/json/1.4/bom_issue_328_components.json b/tests/fixtures/json/1.4/bom_issue_328_components.json
index ce136e9f..27872223 100644
--- a/tests/fixtures/json/1.4/bom_issue_328_components.json
+++ b/tests/fixtures/json/1.4/bom_issue_328_components.json
@@ -10,7 +10,7 @@
       {
         "vendor": "CycloneDX",
         "name": "cyclonedx-python-lib",
-        "version": "3.1.2",
+        "version": "TESTING",
         "externalReferences": [
           {
             "url": "https://github.com/CycloneDX/cyclonedx-python-lib/actions",
diff --git a/tests/fixtures/json/1.4/bom_services_complex.json b/tests/fixtures/json/1.4/bom_services_complex.json
index 25111e97..7db75c3f 100644
--- a/tests/fixtures/json/1.4/bom_services_complex.json
+++ b/tests/fixtures/json/1.4/bom_services_complex.json
@@ -10,7 +10,7 @@
       {
         "vendor": "CycloneDX",
         "name": "cyclonedx-python-lib",
-        "version": "3.1.2",
+        "version": "TESTING",
         "externalReferences": [
           {
             "url": "https://github.com/CycloneDX/cyclonedx-python-lib/actions",
diff --git a/tests/fixtures/json/1.4/bom_services_nested.json b/tests/fixtures/json/1.4/bom_services_nested.json
index 238fbca5..dad44b78 100644
--- a/tests/fixtures/json/1.4/bom_services_nested.json
+++ b/tests/fixtures/json/1.4/bom_services_nested.json
@@ -10,7 +10,7 @@
       {
         "vendor": "CycloneDX",
         "name": "cyclonedx-python-lib",
-        "version": "3.1.2",
+        "version": "TESTING",
         "externalReferences": [
           {
             "url": "https://github.com/CycloneDX/cyclonedx-python-lib/actions",
diff --git a/tests/fixtures/json/1.4/bom_services_simple.json b/tests/fixtures/json/1.4/bom_services_simple.json
index 11be242c..bc78605d 100644
--- a/tests/fixtures/json/1.4/bom_services_simple.json
+++ b/tests/fixtures/json/1.4/bom_services_simple.json
@@ -10,7 +10,7 @@
       {
         "vendor": "CycloneDX",
         "name": "cyclonedx-python-lib",
-        "version": "3.1.2",
+        "version": "TESTING",
         "externalReferences": [
           {
             "url": "https://github.com/CycloneDX/cyclonedx-python-lib/actions",
diff --git a/tests/fixtures/json/1.4/bom_setuptools.json b/tests/fixtures/json/1.4/bom_setuptools.json
index 029386e0..750da385 100644
--- a/tests/fixtures/json/1.4/bom_setuptools.json
+++ b/tests/fixtures/json/1.4/bom_setuptools.json
@@ -10,7 +10,7 @@
       {
         "vendor": "CycloneDX",
         "name": "cyclonedx-python-lib",
-        "version": "3.1.2",
+        "version": "TESTING",
         "externalReferences": [
           {
             "url": "https://github.com/CycloneDX/cyclonedx-python-lib/actions",
diff --git a/tests/fixtures/json/1.4/bom_setuptools_complete.json b/tests/fixtures/json/1.4/bom_setuptools_complete.json
index 4b5eb9b5..be0d4769 100644
--- a/tests/fixtures/json/1.4/bom_setuptools_complete.json
+++ b/tests/fixtures/json/1.4/bom_setuptools_complete.json
@@ -10,7 +10,7 @@
       {
         "vendor": "CycloneDX",
         "name": "cyclonedx-python-lib",
-        "version": "3.1.2",
+        "version": "TESTING",
         "externalReferences": [
           {
             "url": "https://github.com/CycloneDX/cyclonedx-python-lib/actions",
diff --git a/tests/fixtures/json/1.4/bom_setuptools_no_version.json b/tests/fixtures/json/1.4/bom_setuptools_no_version.json
index 0e69af97..b82e1c4c 100644
--- a/tests/fixtures/json/1.4/bom_setuptools_no_version.json
+++ b/tests/fixtures/json/1.4/bom_setuptools_no_version.json
@@ -10,7 +10,7 @@
       {
         "vendor": "CycloneDX",
         "name": "cyclonedx-python-lib",
-        "version": "3.1.2",
+        "version": "TESTING",
         "externalReferences": [
           {
             "url": "https://github.com/CycloneDX/cyclonedx-python-lib/actions",
diff --git a/tests/fixtures/json/1.4/bom_setuptools_with_cpe.json b/tests/fixtures/json/1.4/bom_setuptools_with_cpe.json
index 2e521072..756388ba 100644
--- a/tests/fixtures/json/1.4/bom_setuptools_with_cpe.json
+++ b/tests/fixtures/json/1.4/bom_setuptools_with_cpe.json
@@ -10,7 +10,7 @@
       {
         "vendor": "CycloneDX",
         "name": "cyclonedx-python-lib",
-        "version": "3.1.2",
+        "version": "TESTING",
         "externalReferences": [
           {
             "url": "https://github.com/CycloneDX/cyclonedx-python-lib/actions",
diff --git a/tests/fixtures/json/1.4/bom_setuptools_with_release_notes.json b/tests/fixtures/json/1.4/bom_setuptools_with_release_notes.json
index 6144aac0..103ac99b 100644
--- a/tests/fixtures/json/1.4/bom_setuptools_with_release_notes.json
+++ b/tests/fixtures/json/1.4/bom_setuptools_with_release_notes.json
@@ -10,7 +10,7 @@
       {
         "vendor": "CycloneDX",
         "name": "cyclonedx-python-lib",
-        "version": "3.1.2",
+        "version": "TESTING",
         "externalReferences": [
           {
             "url": "https://github.com/CycloneDX/cyclonedx-python-lib/actions",
diff --git a/tests/fixtures/json/1.4/bom_setuptools_with_vulnerabilities.json b/tests/fixtures/json/1.4/bom_setuptools_with_vulnerabilities.json
index 59d0464d..2fed6ab3 100644
--- a/tests/fixtures/json/1.4/bom_setuptools_with_vulnerabilities.json
+++ b/tests/fixtures/json/1.4/bom_setuptools_with_vulnerabilities.json
@@ -10,7 +10,7 @@
       {
         "vendor": "CycloneDX",
         "name": "cyclonedx-python-lib",
-        "version": "3.1.2",
+        "version": "TESTING",
         "externalReferences": [
           {
             "url": "https://github.com/CycloneDX/cyclonedx-python-lib/actions",
diff --git a/tests/fixtures/json/1.4/bom_toml_1.json b/tests/fixtures/json/1.4/bom_toml_1.json
index 1b503b78..985e07d8 100644
--- a/tests/fixtures/json/1.4/bom_toml_1.json
+++ b/tests/fixtures/json/1.4/bom_toml_1.json
@@ -10,7 +10,7 @@
       {
         "vendor": "CycloneDX",
         "name": "cyclonedx-python-lib",
-        "version": "3.1.2",
+        "version": "TESTING",
         "externalReferences": [
           {
             "url": "https://github.com/CycloneDX/cyclonedx-python-lib/actions",
diff --git a/tests/fixtures/json/1.4/bom_with_full_metadata.json b/tests/fixtures/json/1.4/bom_with_full_metadata.json
index c3c5782b..f96488cd 100644
--- a/tests/fixtures/json/1.4/bom_with_full_metadata.json
+++ b/tests/fixtures/json/1.4/bom_with_full_metadata.json
@@ -10,7 +10,7 @@
       {
         "vendor": "CycloneDX",
         "name": "cyclonedx-python-lib",
-        "version": "3.1.2",
+        "version": "TESTING",
         "externalReferences": [
           {
             "url": "https://github.com/CycloneDX/cyclonedx-python-lib/actions",
diff --git a/tests/fixtures/xml/1.2/bom_dependencies.xml b/tests/fixtures/xml/1.2/bom_dependencies.xml
index 5e310ded..3b6a85a7 100644
--- a/tests/fixtures/xml/1.2/bom_dependencies.xml
+++ b/tests/fixtures/xml/1.2/bom_dependencies.xml
@@ -7,7 +7,7 @@
             <tool>
                 <vendor>CycloneDX</vendor>
                 <name>cyclonedx-python-lib</name>
-                <version>3.1.2</version>
+                <version>TESTING</version>
             </tool>
         </tools>
     </metadata>
diff --git a/tests/fixtures/xml/1.2/bom_dependencies_component.xml b/tests/fixtures/xml/1.2/bom_dependencies_component.xml
index a041a08b..6291cdaf 100644
--- a/tests/fixtures/xml/1.2/bom_dependencies_component.xml
+++ b/tests/fixtures/xml/1.2/bom_dependencies_component.xml
@@ -7,7 +7,7 @@
             <tool>
                 <vendor>CycloneDX</vendor>
                 <name>cyclonedx-python-lib</name>
-                <version>3.1.2</version>
+                <version>TESTING</version>
             </tool>
         </tools>
         <component type="library" bom-ref="pkg:pypi/setuptools@50.3.2?extension=tar.gz">
diff --git a/tests/fixtures/xml/1.2/bom_external_references.xml b/tests/fixtures/xml/1.2/bom_external_references.xml
index 1ba5eba6..f3551b6f 100644
--- a/tests/fixtures/xml/1.2/bom_external_references.xml
+++ b/tests/fixtures/xml/1.2/bom_external_references.xml
@@ -7,7 +7,7 @@
             <tool>
                 <vendor>CycloneDX</vendor>
                 <name>cyclonedx-python-lib</name>
-                <version>3.1.2</version>
+                <version>TESTING</version>
             </tool>
         </tools>
     </metadata>
diff --git a/tests/fixtures/xml/1.2/bom_issue_275_components.xml b/tests/fixtures/xml/1.2/bom_issue_275_components.xml
index f2a6bed1..a38c0e38 100644
--- a/tests/fixtures/xml/1.2/bom_issue_275_components.xml
+++ b/tests/fixtures/xml/1.2/bom_issue_275_components.xml
@@ -7,7 +7,7 @@
             <tool>
                 <vendor>CycloneDX</vendor>
                 <name>cyclonedx-python-lib</name>
-                <version>3.1.2</version>
+                <version>TESTING</version>
             </tool>
         </tools>
         <component type="library" bom-ref="be2c6502-7e9a-47db-9a66-e34f729810a3">
diff --git a/tests/fixtures/xml/1.2/bom_issue_328_components.xml b/tests/fixtures/xml/1.2/bom_issue_328_components.xml
index 8770fbf9..b5093aae 100644
--- a/tests/fixtures/xml/1.2/bom_issue_328_components.xml
+++ b/tests/fixtures/xml/1.2/bom_issue_328_components.xml
@@ -7,7 +7,7 @@
             <tool>
                 <vendor>CycloneDX</vendor>
                 <name>cyclonedx-python-lib</name>
-                <version>3.1.2</version>
+                <version>TESTING</version>
             </tool>
         </tools>
         <component type="application" bom-ref="my-project">
diff --git a/tests/fixtures/xml/1.2/bom_services_complex.xml b/tests/fixtures/xml/1.2/bom_services_complex.xml
index 49b7c948..d8833739 100644
--- a/tests/fixtures/xml/1.2/bom_services_complex.xml
+++ b/tests/fixtures/xml/1.2/bom_services_complex.xml
@@ -7,7 +7,7 @@
             <tool>
                 <vendor>CycloneDX</vendor>
                 <name>cyclonedx-python-lib</name>
-                <version>3.1.2</version>
+                <version>TESTING</version>
             </tool>
         </tools>
         <component type="library" bom-ref="17e3b199-dc0b-42ef-bfdd-1fa81a1e3eda">
diff --git a/tests/fixtures/xml/1.2/bom_services_nested.xml b/tests/fixtures/xml/1.2/bom_services_nested.xml
index 196b3111..9a559f1c 100644
--- a/tests/fixtures/xml/1.2/bom_services_nested.xml
+++ b/tests/fixtures/xml/1.2/bom_services_nested.xml
@@ -7,7 +7,7 @@
             <tool>
                 <vendor>CycloneDX</vendor>
                 <name>cyclonedx-python-lib</name>
-                <version>3.1.2</version>
+                <version>TESTING</version>
             </tool>
         </tools>
         <component type="library" bom-ref="cd3e9c95-9d41-49e7-9924-8cf0465ae789">
diff --git a/tests/fixtures/xml/1.2/bom_services_simple.xml b/tests/fixtures/xml/1.2/bom_services_simple.xml
index 1a30df7c..13a5766f 100644
--- a/tests/fixtures/xml/1.2/bom_services_simple.xml
+++ b/tests/fixtures/xml/1.2/bom_services_simple.xml
@@ -7,7 +7,7 @@
             <tool>
                 <vendor>CycloneDX</vendor>
                 <name>cyclonedx-python-lib</name>
-                <version>3.1.2</version>
+                <version>TESTING</version>
             </tool>
         </tools>
         <component type="library" bom-ref="0b049d09-64c0-4490-a0f5-c84d9aacf857">
diff --git a/tests/fixtures/xml/1.2/bom_setuptools.xml b/tests/fixtures/xml/1.2/bom_setuptools.xml
index bda7bc95..7ac55d10 100644
--- a/tests/fixtures/xml/1.2/bom_setuptools.xml
+++ b/tests/fixtures/xml/1.2/bom_setuptools.xml
@@ -7,7 +7,7 @@
             <tool>
                 <vendor>CycloneDX</vendor>
                 <name>cyclonedx-python-lib</name>
-                <version>3.1.2</version>
+                <version>TESTING</version>
             </tool>
         </tools>
     </metadata>
diff --git a/tests/fixtures/xml/1.2/bom_setuptools_complete.xml b/tests/fixtures/xml/1.2/bom_setuptools_complete.xml
index 78be635b..cbeeef0c 100644
--- a/tests/fixtures/xml/1.2/bom_setuptools_complete.xml
+++ b/tests/fixtures/xml/1.2/bom_setuptools_complete.xml
@@ -7,7 +7,7 @@
             <tool>
                 <vendor>CycloneDX</vendor>
                 <name>cyclonedx-python-lib</name>
-                <version>3.1.2</version>
+                <version>TESTING</version>
             </tool>
         </tools>
     </metadata>
diff --git a/tests/fixtures/xml/1.2/bom_setuptools_no_version.xml b/tests/fixtures/xml/1.2/bom_setuptools_no_version.xml
index 7efc1198..3b4b5d7c 100644
--- a/tests/fixtures/xml/1.2/bom_setuptools_no_version.xml
+++ b/tests/fixtures/xml/1.2/bom_setuptools_no_version.xml
@@ -7,7 +7,7 @@
             <tool>
                 <vendor>CycloneDX</vendor>
                 <name>cyclonedx-python-lib</name>
-                <version>3.1.2</version>
+                <version>TESTING</version>
             </tool>
         </tools>
     </metadata>
diff --git a/tests/fixtures/xml/1.2/bom_setuptools_with_cpe.xml b/tests/fixtures/xml/1.2/bom_setuptools_with_cpe.xml
index da3809fc..db0d140c 100644
--- a/tests/fixtures/xml/1.2/bom_setuptools_with_cpe.xml
+++ b/tests/fixtures/xml/1.2/bom_setuptools_with_cpe.xml
@@ -7,7 +7,7 @@
             <tool>
                 <vendor>CycloneDX</vendor>
                 <name>cyclonedx-python-lib</name>
-                <version>3.1.2</version>
+                <version>TESTING</version>
             </tool>
         </tools>
     </metadata>
diff --git a/tests/fixtures/xml/1.2/bom_setuptools_with_vulnerabilities.xml b/tests/fixtures/xml/1.2/bom_setuptools_with_vulnerabilities.xml
index 552346a0..39e4c53c 100644
--- a/tests/fixtures/xml/1.2/bom_setuptools_with_vulnerabilities.xml
+++ b/tests/fixtures/xml/1.2/bom_setuptools_with_vulnerabilities.xml
@@ -8,7 +8,7 @@
             <tool>
                 <vendor>CycloneDX</vendor>
                 <name>cyclonedx-python-lib</name>
-                <version>3.1.2</version>
+                <version>TESTING</version>
             </tool>
         </tools>
     </metadata>
diff --git a/tests/fixtures/xml/1.2/bom_toml_hashes_and_references.xml b/tests/fixtures/xml/1.2/bom_toml_hashes_and_references.xml
index 0a7884a0..f92fe5b7 100644
--- a/tests/fixtures/xml/1.2/bom_toml_hashes_and_references.xml
+++ b/tests/fixtures/xml/1.2/bom_toml_hashes_and_references.xml
@@ -7,7 +7,7 @@
             <tool>
                 <vendor>CycloneDX</vendor>
                 <name>cyclonedx-python-lib</name>
-                <version>3.1.2</version>
+                <version>TESTING</version>
             </tool>
         </tools>
     </metadata>
diff --git a/tests/fixtures/xml/1.2/bom_with_full_metadata.xml b/tests/fixtures/xml/1.2/bom_with_full_metadata.xml
index 058c1b6d..ba2e2fb5 100644
--- a/tests/fixtures/xml/1.2/bom_with_full_metadata.xml
+++ b/tests/fixtures/xml/1.2/bom_with_full_metadata.xml
@@ -7,7 +7,7 @@
             <tool>
                 <vendor>CycloneDX</vendor>
                 <name>cyclonedx-python-lib</name>
-                <version>3.1.2</version>
+                <version>TESTING</version>
             </tool>
         </tools>
         <authors>
diff --git a/tests/fixtures/xml/1.3/bom_dependencies.xml b/tests/fixtures/xml/1.3/bom_dependencies.xml
index 8661816f..ea22a3bc 100644
--- a/tests/fixtures/xml/1.3/bom_dependencies.xml
+++ b/tests/fixtures/xml/1.3/bom_dependencies.xml
@@ -7,7 +7,7 @@
             <tool>
                 <vendor>CycloneDX</vendor>
                 <name>cyclonedx-python-lib</name>
-                <version>3.1.2</version>
+                <version>TESTING</version>
             </tool>
         </tools>
     </metadata>
diff --git a/tests/fixtures/xml/1.3/bom_dependencies_component.xml b/tests/fixtures/xml/1.3/bom_dependencies_component.xml
index 321ba3e8..e131bb71 100644
--- a/tests/fixtures/xml/1.3/bom_dependencies_component.xml
+++ b/tests/fixtures/xml/1.3/bom_dependencies_component.xml
@@ -7,7 +7,7 @@
             <tool>
                 <vendor>CycloneDX</vendor>
                 <name>cyclonedx-python-lib</name>
-                <version>3.1.2</version>
+                <version>TESTING</version>
             </tool>
         </tools>
         <component type="library" bom-ref="pkg:pypi/setuptools@50.3.2?extension=tar.gz">
diff --git a/tests/fixtures/xml/1.3/bom_external_references.xml b/tests/fixtures/xml/1.3/bom_external_references.xml
index 8e562f62..93cf36ef 100644
--- a/tests/fixtures/xml/1.3/bom_external_references.xml
+++ b/tests/fixtures/xml/1.3/bom_external_references.xml
@@ -7,7 +7,7 @@
             <tool>
                 <vendor>CycloneDX</vendor>
                 <name>cyclonedx-python-lib</name>
-                <version>3.1.2</version>
+                <version>TESTING</version>
             </tool>
         </tools>
     </metadata>
diff --git a/tests/fixtures/xml/1.3/bom_issue_275_components.xml b/tests/fixtures/xml/1.3/bom_issue_275_components.xml
index 11c97118..2e49462f 100644
--- a/tests/fixtures/xml/1.3/bom_issue_275_components.xml
+++ b/tests/fixtures/xml/1.3/bom_issue_275_components.xml
@@ -7,7 +7,7 @@
             <tool>
                 <vendor>CycloneDX</vendor>
                 <name>cyclonedx-python-lib</name>
-                <version>3.1.2</version>
+                <version>TESTING</version>
             </tool>
         </tools>
         <component type="library" bom-ref="be2c6502-7e9a-47db-9a66-e34f729810a3">
diff --git a/tests/fixtures/xml/1.3/bom_issue_328_components.xml b/tests/fixtures/xml/1.3/bom_issue_328_components.xml
index 365973c8..ad5e6258 100644
--- a/tests/fixtures/xml/1.3/bom_issue_328_components.xml
+++ b/tests/fixtures/xml/1.3/bom_issue_328_components.xml
@@ -7,7 +7,7 @@
             <tool>
                 <vendor>CycloneDX</vendor>
                 <name>cyclonedx-python-lib</name>
-                <version>3.1.2</version>
+                <version>TESTING</version>
             </tool>
         </tools>
         <component type="application" bom-ref="my-project">
diff --git a/tests/fixtures/xml/1.3/bom_services_complex.xml b/tests/fixtures/xml/1.3/bom_services_complex.xml
index 2feb17ae..fa5af8fd 100644
--- a/tests/fixtures/xml/1.3/bom_services_complex.xml
+++ b/tests/fixtures/xml/1.3/bom_services_complex.xml
@@ -7,7 +7,7 @@
             <tool>
                 <vendor>CycloneDX</vendor>
                 <name>cyclonedx-python-lib</name>
-                <version>3.1.2</version>
+                <version>TESTING</version>
             </tool>
         </tools>
         <component type="library" bom-ref="17e3b199-dc0b-42ef-bfdd-1fa81a1e3eda">
diff --git a/tests/fixtures/xml/1.3/bom_services_nested.xml b/tests/fixtures/xml/1.3/bom_services_nested.xml
index a7db9d18..1239cd7f 100644
--- a/tests/fixtures/xml/1.3/bom_services_nested.xml
+++ b/tests/fixtures/xml/1.3/bom_services_nested.xml
@@ -7,7 +7,7 @@
             <tool>
                 <vendor>CycloneDX</vendor>
                 <name>cyclonedx-python-lib</name>
-                <version>3.1.2</version>
+                <version>TESTING</version>
             </tool>
         </tools>
         <component type="library" bom-ref="cd3e9c95-9d41-49e7-9924-8cf0465ae789">
diff --git a/tests/fixtures/xml/1.3/bom_services_simple.xml b/tests/fixtures/xml/1.3/bom_services_simple.xml
index 75c023be..f451f5b3 100644
--- a/tests/fixtures/xml/1.3/bom_services_simple.xml
+++ b/tests/fixtures/xml/1.3/bom_services_simple.xml
@@ -7,7 +7,7 @@
             <tool>
                 <vendor>CycloneDX</vendor>
                 <name>cyclonedx-python-lib</name>
-                <version>3.1.2</version>
+                <version>TESTING</version>
             </tool>
         </tools>
         <component type="library" bom-ref="0b049d09-64c0-4490-a0f5-c84d9aacf857">
diff --git a/tests/fixtures/xml/1.3/bom_setuptools.xml b/tests/fixtures/xml/1.3/bom_setuptools.xml
index ef0a6245..8ce2b636 100644
--- a/tests/fixtures/xml/1.3/bom_setuptools.xml
+++ b/tests/fixtures/xml/1.3/bom_setuptools.xml
@@ -7,7 +7,7 @@
             <tool>
                 <vendor>CycloneDX</vendor>
                 <name>cyclonedx-python-lib</name>
-                <version>3.1.2</version>
+                <version>TESTING</version>
             </tool>
         </tools>
     </metadata>
diff --git a/tests/fixtures/xml/1.3/bom_setuptools_complete.xml b/tests/fixtures/xml/1.3/bom_setuptools_complete.xml
index ddb16c5c..392e51b8 100644
--- a/tests/fixtures/xml/1.3/bom_setuptools_complete.xml
+++ b/tests/fixtures/xml/1.3/bom_setuptools_complete.xml
@@ -7,7 +7,7 @@
             <tool>
                 <vendor>CycloneDX</vendor>
                 <name>cyclonedx-python-lib</name>
-                <version>3.1.2</version>
+                <version>TESTING</version>
             </tool>
         </tools>
     </metadata>
diff --git a/tests/fixtures/xml/1.3/bom_setuptools_no_version.xml b/tests/fixtures/xml/1.3/bom_setuptools_no_version.xml
index 67735771..353786fe 100644
--- a/tests/fixtures/xml/1.3/bom_setuptools_no_version.xml
+++ b/tests/fixtures/xml/1.3/bom_setuptools_no_version.xml
@@ -7,7 +7,7 @@
             <tool>
                 <vendor>CycloneDX</vendor>
                 <name>cyclonedx-python-lib</name>
-                <version>3.1.2</version>
+                <version>TESTING</version>
             </tool>
         </tools>
     </metadata>
diff --git a/tests/fixtures/xml/1.3/bom_setuptools_with_cpe.xml b/tests/fixtures/xml/1.3/bom_setuptools_with_cpe.xml
index 9e0642f5..da7166ec 100644
--- a/tests/fixtures/xml/1.3/bom_setuptools_with_cpe.xml
+++ b/tests/fixtures/xml/1.3/bom_setuptools_with_cpe.xml
@@ -7,7 +7,7 @@
             <tool>
                 <vendor>CycloneDX</vendor>
                 <name>cyclonedx-python-lib</name>
-                <version>3.1.2</version>
+                <version>TESTING</version>
             </tool>
         </tools>
     </metadata>
diff --git a/tests/fixtures/xml/1.3/bom_setuptools_with_vulnerabilities.xml b/tests/fixtures/xml/1.3/bom_setuptools_with_vulnerabilities.xml
index a86f5f78..6cce456e 100644
--- a/tests/fixtures/xml/1.3/bom_setuptools_with_vulnerabilities.xml
+++ b/tests/fixtures/xml/1.3/bom_setuptools_with_vulnerabilities.xml
@@ -8,7 +8,7 @@
             <tool>
                 <vendor>CycloneDX</vendor>
                 <name>cyclonedx-python-lib</name>
-                <version>3.1.2</version>
+                <version>TESTING</version>
             </tool>
         </tools>
     </metadata>
diff --git a/tests/fixtures/xml/1.3/bom_toml_hashes_and_references.xml b/tests/fixtures/xml/1.3/bom_toml_hashes_and_references.xml
index 69b77fd8..143a6145 100644
--- a/tests/fixtures/xml/1.3/bom_toml_hashes_and_references.xml
+++ b/tests/fixtures/xml/1.3/bom_toml_hashes_and_references.xml
@@ -7,7 +7,7 @@
             <tool>
                 <vendor>CycloneDX</vendor>
                 <name>cyclonedx-python-lib</name>
-                <version>3.1.2</version>
+                <version>TESTING</version>
             </tool>
         </tools>
     </metadata>
diff --git a/tests/fixtures/xml/1.3/bom_with_full_metadata.xml b/tests/fixtures/xml/1.3/bom_with_full_metadata.xml
index c45ebaaa..5ba4a170 100644
--- a/tests/fixtures/xml/1.3/bom_with_full_metadata.xml
+++ b/tests/fixtures/xml/1.3/bom_with_full_metadata.xml
@@ -7,7 +7,7 @@
             <tool>
                 <vendor>CycloneDX</vendor>
                 <name>cyclonedx-python-lib</name>
-                <version>3.1.2</version>
+                <version>TESTING</version>
             </tool>
         </tools>
         <authors>
diff --git a/tests/fixtures/xml/1.4/bom_dependencies.xml b/tests/fixtures/xml/1.4/bom_dependencies.xml
index 0a4735ee..ec440c4c 100644
--- a/tests/fixtures/xml/1.4/bom_dependencies.xml
+++ b/tests/fixtures/xml/1.4/bom_dependencies.xml
@@ -7,7 +7,7 @@
             <tool>
                 <vendor>CycloneDX</vendor>
                 <name>cyclonedx-python-lib</name>
-                <version>3.1.2</version>
+                <version>TESTING</version>
                 <externalReferences>
                     <reference type="build-system">
                         <url>https://github.com/CycloneDX/cyclonedx-python-lib/actions</url>
diff --git a/tests/fixtures/xml/1.4/bom_dependencies_component.xml b/tests/fixtures/xml/1.4/bom_dependencies_component.xml
index ef5d8c2f..c65b7a7d 100644
--- a/tests/fixtures/xml/1.4/bom_dependencies_component.xml
+++ b/tests/fixtures/xml/1.4/bom_dependencies_component.xml
@@ -7,7 +7,7 @@
             <tool>
                 <vendor>CycloneDX</vendor>
                 <name>cyclonedx-python-lib</name>
-                <version>3.1.2</version>
+                <version>TESTING</version>
                 <externalReferences>
                     <reference type="build-system">
                         <url>https://github.com/CycloneDX/cyclonedx-python-lib/actions</url>
diff --git a/tests/fixtures/xml/1.4/bom_external_references.xml b/tests/fixtures/xml/1.4/bom_external_references.xml
index 91402b65..71ac84b7 100644
--- a/tests/fixtures/xml/1.4/bom_external_references.xml
+++ b/tests/fixtures/xml/1.4/bom_external_references.xml
@@ -7,7 +7,7 @@
             <tool>
                 <vendor>CycloneDX</vendor>
                 <name>cyclonedx-python-lib</name>
-                <version>3.1.2</version>
+                <version>TESTING</version>
                 <externalReferences>
                     <reference type="build-system">
                         <url>https://github.com/CycloneDX/cyclonedx-python-lib/actions</url>
diff --git a/tests/fixtures/xml/1.4/bom_issue_275_components.xml b/tests/fixtures/xml/1.4/bom_issue_275_components.xml
index d1e0e259..68bd0708 100644
--- a/tests/fixtures/xml/1.4/bom_issue_275_components.xml
+++ b/tests/fixtures/xml/1.4/bom_issue_275_components.xml
@@ -7,7 +7,7 @@
             <tool>
                 <vendor>CycloneDX</vendor>
                 <name>cyclonedx-python-lib</name>
-                <version>3.1.2</version>
+                <version>TESTING</version>
                 <externalReferences>
                     <reference type="build-system">
                         <url>https://github.com/CycloneDX/cyclonedx-python-lib/actions</url>
diff --git a/tests/fixtures/xml/1.4/bom_issue_328_components.xml b/tests/fixtures/xml/1.4/bom_issue_328_components.xml
index 32468721..fed09292 100644
--- a/tests/fixtures/xml/1.4/bom_issue_328_components.xml
+++ b/tests/fixtures/xml/1.4/bom_issue_328_components.xml
@@ -7,7 +7,7 @@
             <tool>
                 <vendor>CycloneDX</vendor>
                 <name>cyclonedx-python-lib</name>
-                <version>3.1.2</version>
+                <version>TESTING</version>
                 <externalReferences>
                     <reference type="build-system">
                         <url>https://github.com/CycloneDX/cyclonedx-python-lib/actions</url>
diff --git a/tests/fixtures/xml/1.4/bom_services_complex.xml b/tests/fixtures/xml/1.4/bom_services_complex.xml
index 3e062ec5..3c951436 100644
--- a/tests/fixtures/xml/1.4/bom_services_complex.xml
+++ b/tests/fixtures/xml/1.4/bom_services_complex.xml
@@ -7,7 +7,7 @@
             <tool>
                 <vendor>CycloneDX</vendor>
                 <name>cyclonedx-python-lib</name>
-                <version>3.1.2</version>
+                <version>TESTING</version>
                 <externalReferences>
                     <reference type="build-system">
                         <url>https://github.com/CycloneDX/cyclonedx-python-lib/actions</url>
diff --git a/tests/fixtures/xml/1.4/bom_services_nested.xml b/tests/fixtures/xml/1.4/bom_services_nested.xml
index 40d5f6ed..31b1f256 100644
--- a/tests/fixtures/xml/1.4/bom_services_nested.xml
+++ b/tests/fixtures/xml/1.4/bom_services_nested.xml
@@ -7,7 +7,7 @@
             <tool>
                 <vendor>CycloneDX</vendor>
                 <name>cyclonedx-python-lib</name>
-                <version>3.1.2</version>
+                <version>TESTING</version>
                 <externalReferences>
                     <reference type="build-system">
                         <url>https://github.com/CycloneDX/cyclonedx-python-lib/actions</url>
diff --git a/tests/fixtures/xml/1.4/bom_services_simple.xml b/tests/fixtures/xml/1.4/bom_services_simple.xml
index c2f05961..228e1fc0 100644
--- a/tests/fixtures/xml/1.4/bom_services_simple.xml
+++ b/tests/fixtures/xml/1.4/bom_services_simple.xml
@@ -7,7 +7,7 @@
             <tool>
                 <vendor>CycloneDX</vendor>
                 <name>cyclonedx-python-lib</name>
-                <version>3.1.2</version>
+                <version>TESTING</version>
                 <externalReferences>
                     <reference type="build-system">
                         <url>https://github.com/CycloneDX/cyclonedx-python-lib/actions</url>
diff --git a/tests/fixtures/xml/1.4/bom_setuptools.xml b/tests/fixtures/xml/1.4/bom_setuptools.xml
index e0fa275f..6f47fbc7 100644
--- a/tests/fixtures/xml/1.4/bom_setuptools.xml
+++ b/tests/fixtures/xml/1.4/bom_setuptools.xml
@@ -7,7 +7,7 @@
             <tool>
                 <vendor>CycloneDX</vendor>
                 <name>cyclonedx-python-lib</name>
-                <version>3.1.2</version>
+                <version>TESTING</version>
                 <externalReferences>
                     <reference type="build-system">
                         <url>https://github.com/CycloneDX/cyclonedx-python-lib/actions</url>
diff --git a/tests/fixtures/xml/1.4/bom_setuptools_complete.xml b/tests/fixtures/xml/1.4/bom_setuptools_complete.xml
index 53da92b1..e4de56a2 100644
--- a/tests/fixtures/xml/1.4/bom_setuptools_complete.xml
+++ b/tests/fixtures/xml/1.4/bom_setuptools_complete.xml
@@ -7,7 +7,7 @@
             <tool>
                 <vendor>CycloneDX</vendor>
                 <name>cyclonedx-python-lib</name>
-                <version>3.1.2</version>
+                <version>TESTING</version>
                 <externalReferences>
                     <reference type="build-system">
                         <url>https://github.com/CycloneDX/cyclonedx-python-lib/actions</url>
diff --git a/tests/fixtures/xml/1.4/bom_setuptools_no_version.xml b/tests/fixtures/xml/1.4/bom_setuptools_no_version.xml
index 6bd8c28b..aefbc82b 100644
--- a/tests/fixtures/xml/1.4/bom_setuptools_no_version.xml
+++ b/tests/fixtures/xml/1.4/bom_setuptools_no_version.xml
@@ -7,7 +7,7 @@
             <tool>
                 <vendor>CycloneDX</vendor>
                 <name>cyclonedx-python-lib</name>
-                <version>3.1.2</version>
+                <version>TESTING</version>
                 <externalReferences>
                     <reference type="build-system">
                         <url>https://github.com/CycloneDX/cyclonedx-python-lib/actions</url>
diff --git a/tests/fixtures/xml/1.4/bom_setuptools_with_cpe.xml b/tests/fixtures/xml/1.4/bom_setuptools_with_cpe.xml
index 230b96a9..862f0a25 100644
--- a/tests/fixtures/xml/1.4/bom_setuptools_with_cpe.xml
+++ b/tests/fixtures/xml/1.4/bom_setuptools_with_cpe.xml
@@ -7,7 +7,7 @@
             <tool>
                 <vendor>CycloneDX</vendor>
                 <name>cyclonedx-python-lib</name>
-                <version>3.1.2</version>
+                <version>TESTING</version>
                 <externalReferences>
                     <reference type="build-system">
                         <url>https://github.com/CycloneDX/cyclonedx-python-lib/actions</url>
diff --git a/tests/fixtures/xml/1.4/bom_setuptools_with_release_notes.xml b/tests/fixtures/xml/1.4/bom_setuptools_with_release_notes.xml
index a84d1042..7ee61b6f 100644
--- a/tests/fixtures/xml/1.4/bom_setuptools_with_release_notes.xml
+++ b/tests/fixtures/xml/1.4/bom_setuptools_with_release_notes.xml
@@ -7,7 +7,7 @@
             <tool>
                 <vendor>CycloneDX</vendor>
                 <name>cyclonedx-python-lib</name>
-                <version>3.1.2</version>
+                <version>TESTING</version>
                 <externalReferences>
                     <reference type="build-system">
                         <url>https://github.com/CycloneDX/cyclonedx-python-lib/actions</url>
diff --git a/tests/fixtures/xml/1.4/bom_setuptools_with_vulnerabilities.xml b/tests/fixtures/xml/1.4/bom_setuptools_with_vulnerabilities.xml
index d16d9664..4569c4a0 100644
--- a/tests/fixtures/xml/1.4/bom_setuptools_with_vulnerabilities.xml
+++ b/tests/fixtures/xml/1.4/bom_setuptools_with_vulnerabilities.xml
@@ -7,7 +7,7 @@
             <tool>
                 <vendor>CycloneDX</vendor>
                 <name>cyclonedx-python-lib</name>
-                <version>3.1.2</version>
+                <version>TESTING</version>
                 <externalReferences>
                     <reference type="build-system">
                         <url>https://github.com/CycloneDX/cyclonedx-python-lib/actions</url>
diff --git a/tests/fixtures/xml/1.4/bom_toml_hashes_and_references.xml b/tests/fixtures/xml/1.4/bom_toml_hashes_and_references.xml
index a166460a..93bda888 100644
--- a/tests/fixtures/xml/1.4/bom_toml_hashes_and_references.xml
+++ b/tests/fixtures/xml/1.4/bom_toml_hashes_and_references.xml
@@ -7,7 +7,7 @@
             <tool>
                 <vendor>CycloneDX</vendor>
                 <name>cyclonedx-python-lib</name>
-                <version>3.1.2</version>
+                <version>TESTING</version>
                 <externalReferences>
                     <reference type="build-system">
                         <url>https://github.com/CycloneDX/cyclonedx-python-lib/actions</url>
diff --git a/tests/fixtures/xml/1.4/bom_with_full_metadata.xml b/tests/fixtures/xml/1.4/bom_with_full_metadata.xml
index e266d5ba..b63471b8 100644
--- a/tests/fixtures/xml/1.4/bom_with_full_metadata.xml
+++ b/tests/fixtures/xml/1.4/bom_with_full_metadata.xml
@@ -7,7 +7,7 @@
             <tool>
                 <vendor>CycloneDX</vendor>
                 <name>cyclonedx-python-lib</name>
-                <version>3.1.2</version>
+                <version>TESTING</version>
                 <externalReferences>
                     <reference type="build-system">
                         <url>https://github.com/CycloneDX/cyclonedx-python-lib/actions</url>
diff --git a/tests/test_output_json.py b/tests/test_output_json.py
index 397910f3..1118d7c3 100644
--- a/tests/test_output_json.py
+++ b/tests/test_output_json.py
@@ -53,6 +53,7 @@
 )
 
 
+@patch('cyclonedx.model.ThisTool._version', 'TESTING')
 class TestOutputJson(BaseJsonTestCase):
 
     def test_bom_external_references_v1_4(self) -> None:
diff --git a/tests/test_output_xml.py b/tests/test_output_xml.py
index 4caa51c6..bbc02e43 100644
--- a/tests/test_output_xml.py
+++ b/tests/test_output_xml.py
@@ -54,6 +54,7 @@
 )
 
 
+@patch('cyclonedx.model.ThisTool._version', 'TESTING')
 class TestOutputXml(BaseXmlTestCase):
 
     def test_bom_external_references_v1_4(self) -> None: