diff --git a/src/battlers/Energy.test.ts b/src/battlers/Energy.test.ts
index 1f7ddd6..2fefdf9 100644
--- a/src/battlers/Energy.test.ts
+++ b/src/battlers/Energy.test.ts
@@ -7,7 +7,7 @@ import {
     isValidEnergy,
     isValidMaxStamina, recoverEnergy, recoverStamina, setCurrentEnergy, setCurrentStamina, setMaxStamina
 } from "./Energy";
-import {assertion, AssertionConfig} from "./Assertions";
+import {assertion, AssertionConfig} from "../testing/Assertions";
 
 let originalConfig: AssertionConfig.Type
 
diff --git a/src/battlers/Energy.ts b/src/battlers/Energy.ts
index 3674354..9ba1ff3 100644
--- a/src/battlers/Energy.ts
+++ b/src/battlers/Energy.ts
@@ -1,4 +1,4 @@
-import {assertion} from "./Assertions";
+import {assertion} from "../testing/Assertions";
 
 /** The interface managing a character's Stamina and Energy. */
 export interface Energy {
diff --git a/src/battlers/HitPoints.test.ts b/src/battlers/HitPoints.test.ts
index 16c9c4e..c07e377 100644
--- a/src/battlers/HitPoints.test.ts
+++ b/src/battlers/HitPoints.test.ts
@@ -21,7 +21,7 @@ import {
     setMaxConfidence,
     setMaxHealth, checkConsistentConfidenceDelta
 } from "./HitPoints";
-import {assertion, AssertionConfig} from "./Assertions";
+import {assertion, AssertionConfig} from "../testing/Assertions";
 
 const InvalidHitPoints = {currentHealth: 999, maxHealth: 99, maxConfidence: 100, currentConfidence: 20};
 let originalConfig: AssertionConfig.Type
diff --git a/src/battlers/HitPoints.ts b/src/battlers/HitPoints.ts
index 52f2827..12d1142 100644
--- a/src/battlers/HitPoints.ts
+++ b/src/battlers/HitPoints.ts
@@ -1,4 +1,4 @@
-import {assertion} from "./Assertions";
+import {assertion} from "../testing/Assertions";
 
 /**
  * HitPointsWithoutConfidence contains the hit points data without the current confidence as is needed for calculating
diff --git a/src/battlers/Assertions.test.ts b/src/testing/Assertions.test.ts
similarity index 100%
rename from src/battlers/Assertions.test.ts
rename to src/testing/Assertions.test.ts
diff --git a/src/battlers/Assertions.ts b/src/testing/Assertions.ts
similarity index 100%
rename from src/battlers/Assertions.ts
rename to src/testing/Assertions.ts