diff --git a/GDevelop.js/TestUtils/GDJSMocks.js b/GDevelop.js/TestUtils/GDJSMocks.js
index f680b20f0f31..e3b03d2439e1 100644
--- a/GDevelop.js/TestUtils/GDJSMocks.js
+++ b/GDevelop.js/TestUtils/GDJSMocks.js
@@ -434,6 +434,14 @@ class RuntimeObject {
     return variable.getAsNumber();
   }
 
+  static getVariableString(variable) {
+    return variable.getAsString();
+  }
+
+  getVariableString(variable) {
+    return variable.getAsString();
+  }
+
   static getVariableBoolean(variable) {
     return variable.getAsBoolean();
   }
@@ -935,7 +943,8 @@ function makeMinimalGDJSMock(options) {
         variable: {
           getVariableNumber: (variable) => variable.getAsNumber(),
           getVariableString: (variable) => variable.getAsString(),
-          getVariableBoolean: (variable) => variable.getAsBoolean(),
+          getVariableBoolean: (variable, compareWith) =>
+            variable.getAsBoolean() === compareWith,
           toggleVariableBoolean: (variable) =>
             variable.setBoolean(!variable.getAsBoolean()),
           variablePushCopy: (array, variable) =>
@@ -946,8 +955,7 @@ function makeMinimalGDJSMock(options) {
             variable.hasChild(childName),
           variableRemoveChild: (variable, childName) =>
             variable.removeChild(childName),
-          variableClearChildren: (variable) =>
-            variable.clearChildren(),
+          variableClearChildren: (variable) => variable.clearChildren(),
         },
         object: {
           createObjectOnScene,
diff --git a/GDevelop.js/__tests__/GDJSExtensionVariableCodeGenerationIntegrationTests.js b/GDevelop.js/__tests__/GDJSExtensionVariableCodeGenerationIntegrationTests.js
index 6aa0a4767c43..d80496f30636 100644
--- a/GDevelop.js/__tests__/GDJSExtensionVariableCodeGenerationIntegrationTests.js
+++ b/GDevelop.js/__tests__/GDJSExtensionVariableCodeGenerationIntegrationTests.js
@@ -211,7 +211,7 @@ describe('libGD.js - GDJS Code Generation integration tests', function () {
     const runtimeScene = generateAndRunVariableAffectationWithConditions([
       {
         type: { inverted: false, value: 'BooleanVariable' },
-        parameters: ['MyVariable'],
+        parameters: ['MyVariable', 'True', ''],
       },
     ]);
     expect(
@@ -229,7 +229,7 @@ describe('libGD.js - GDJS Code Generation integration tests', function () {
       .setString('Same value');
     const runtimeScene = generateAndRunVariableAffectationWithConditions([
       {
-        type: { inverted: false, value: 'BooleanVariable' },
+        type: { inverted: false, value: 'StringVariable' },
         parameters: ['MyVariable', '=', '"Same value"'],
       },
     ]);
diff --git a/GDevelop.js/__tests__/GDJSSceneObjectVariableCodeGenerationIntegrationTests.js b/GDevelop.js/__tests__/GDJSSceneObjectVariableCodeGenerationIntegrationTests.js
index 96407208ab61..3673c35c73f0 100644
--- a/GDevelop.js/__tests__/GDJSSceneObjectVariableCodeGenerationIntegrationTests.js
+++ b/GDevelop.js/__tests__/GDJSSceneObjectVariableCodeGenerationIntegrationTests.js
@@ -243,7 +243,7 @@ describe('libGD.js - GDJS Code Generation integration tests', function () {
     object.getVariables().insertNew('MyVariable', 0).setString('Same value');
     const runtimeScene = generateAndRunVariableAffectationWithConditions([
       {
-        type: { inverted: false, value: 'BooleanObjectVariable' },
+        type: { inverted: false, value: 'StringObjectVariable' },
         parameters: ['MyObject', 'MyVariable', '=', '"Same value"'],
       },
     ]);
diff --git a/GDevelop.js/__tests__/GDJSSceneVariableCodeGenerationIntegrationTests.js b/GDevelop.js/__tests__/GDJSSceneVariableCodeGenerationIntegrationTests.js
index 00af220fb163..1457bdcf8c02 100644
--- a/GDevelop.js/__tests__/GDJSSceneVariableCodeGenerationIntegrationTests.js
+++ b/GDevelop.js/__tests__/GDJSSceneVariableCodeGenerationIntegrationTests.js
@@ -181,12 +181,77 @@ describe('libGD.js - GDJS Code Generation integration tests', function () {
     ).toBe(1);
   });
 
-  it('can generate a scene boolean variable condition that is true', function () {
+  it('can generate a scene boolean variable condition that checks true', function () {
     scene.getVariables().insertNew('MyVariable', 0).setBool(true);
     const runtimeScene = generateAndRunVariableAffectationWithConditions([
       {
         type: { inverted: false, value: 'BooleanVariable' },
-        parameters: ['MyVariable'],
+        parameters: ['MyVariable', 'True', ''],
+      },
+    ]);
+    expect(
+      runtimeScene.getVariables().get('SuccessVariable').getAsNumber()
+    ).toBe(1);
+  });
+
+  it('can generate a scene boolean variable condition that checks true (inverted)', function () {
+    scene.getVariables().insertNew('MyVariable', 0).setBool(false);
+    const runtimeScene = generateAndRunVariableAffectationWithConditions([
+      {
+        type: { inverted: true, value: 'BooleanVariable' },
+        parameters: ['MyVariable', 'True', ''],
+      },
+    ]);
+    expect(
+      runtimeScene.getVariables().get('SuccessVariable').getAsNumber()
+    ).toBe(1);
+  });
+
+  it('can generate a scene boolean variable condition that checks false', function () {
+    scene.getVariables().insertNew('MyVariable', 0).setBool(false);
+    const runtimeScene = generateAndRunVariableAffectationWithConditions([
+      {
+        type: { inverted: false, value: 'BooleanVariable' },
+        parameters: ['MyVariable', 'False', ''],
+      },
+    ]);
+    expect(
+      runtimeScene.getVariables().get('SuccessVariable').getAsNumber()
+    ).toBe(1);
+  });
+
+  it('can generate a scene boolean variable condition that checks false (inverted)', function () {
+    scene.getVariables().insertNew('MyVariable', 0).setBool(true);
+    const runtimeScene = generateAndRunVariableAffectationWithConditions([
+      {
+        type: { inverted: true, value: 'BooleanVariable' },
+        parameters: ['MyVariable', 'False', ''],
+      },
+    ]);
+    expect(
+      runtimeScene.getVariables().get('SuccessVariable').getAsNumber()
+    ).toBe(1);
+  });
+
+  it('can generate a scene boolean variable condition that checks false (defaulted from an empty string)', function () {
+    scene.getVariables().insertNew('MyVariable', 0).setBool(false);
+    const runtimeScene = generateAndRunVariableAffectationWithConditions([
+      {
+        type: { inverted: false, value: 'BooleanVariable' },
+        parameters: ['MyVariable', '', ''],
+      },
+    ]);
+    expect(
+      runtimeScene.getVariables().get('SuccessVariable').getAsNumber()
+    ).toBe(1);
+  });
+
+  it('can generate a scene boolean variable condition that checks false (defaulted from an empty string, inverted)', function () {
+    scene.getVariables().insertNew('MyVariable', 0).setBool(true);
+    const runtimeScene = generateAndRunVariableAffectationWithConditions([
+      {
+        type: { inverted: true, value: 'BooleanVariable' },
+        parameters: ['MyVariable', '', ''],
       },
     ]);
     expect(
@@ -198,7 +263,7 @@ describe('libGD.js - GDJS Code Generation integration tests', function () {
     scene.getVariables().insertNew('MyVariable', 0).setString('Same value');
     const runtimeScene = generateAndRunVariableAffectationWithConditions([
       {
-        type: { inverted: false, value: 'BooleanVariable' },
+        type: { inverted: false, value: 'StringVariable' },
         parameters: ['MyVariable', '=', '"Same value"'],
       },
     ]);