diff --git a/src/handlers/combine-scalar-filters.ts b/src/handlers/combine-scalar-filters.ts
index 743e0854..7307fe64 100644
--- a/src/handlers/combine-scalar-filters.ts
+++ b/src/handlers/combine-scalar-filters.ts
@@ -53,15 +53,10 @@ function isScalarFilter(inputType: InputType) {
         return false;
     }
     let result = false;
-    // Check `not` field
-    // OPTIMIZE: Field not usually in the end of fields array
-    const notField = inputType.fields.find(f => f.name === 'not');
-    if (notField) {
-        result = notField.inputTypes.every(x => {
-            return (
-                String(x.type).includes(inputType.name) ||
-                ['enumTypes', 'scalar'].includes(x.location)
-            );
+    const equals = inputType.fields.find(f => f.name === 'equals');
+    if (equals) {
+        result = equals.inputTypes.every(x => {
+            return ['enumTypes', 'scalar'].includes(x.location);
         });
     }
     return result;
diff --git a/src/test/generate.spec.ts b/src/test/generate.spec.ts
index 0f6556d3..9b58022e 100644
--- a/src/test/generate.spec.ts
+++ b/src/test/generate.spec.ts
@@ -1113,47 +1113,35 @@ describe('combine scalar filters', () => {
 
     describe('user where input', () => {
         before(() => {
-            sourceFile = project.getSourceFile(s =>
-                s.getFilePath().endsWith('user-where.input.ts'),
-            )!;
+            setSourceFile('user-where.input.ts');
         });
 
         it('count', () => {
-            expect(getPropertyStructure(sourceFile, 'count')?.type).toBe('IntFilter');
+            expect(p('count')?.type).toBe('IntFilter');
         });
 
         it('bio', () => {
-            expect(getPropertyStructure(sourceFile, 'bio')?.type).toBe('StringFilter');
+            expect(p('bio')?.type).toBe('StringFilter');
         });
 
         it('money', () => {
-            expect(getPropertyStructure(sourceFile, 'money')?.type).toBe(
-                'DecimalFilter',
-            );
+            expect(p('money')?.type).toBe('DecimalFilter');
         });
 
         it('rating', () => {
-            expect(getPropertyStructure(sourceFile, 'rating')?.type).toBe(
-                'FloatFilter',
-            );
+            expect(p('rating')?.type).toBe('FloatFilter');
         });
 
         it('born', () => {
-            expect(getPropertyStructure(sourceFile, 'born')?.type).toBe(
-                'DateTimeFilter',
-            );
+            expect(p('born')?.type).toBe('DateTimeFilter');
         });
 
         it('humanoid', () => {
-            expect(getPropertyStructure(sourceFile, 'humanoid')?.type).toBe(
-                'BoolFilter',
-            );
+            expect(p('humanoid')?.type).toBe('BoolFilter');
         });
 
         it('role', () => {
-            expect(getPropertyStructure(sourceFile, 'role')?.type).toBe(
-                'EnumRoleFilter',
-            );
+            expect(p('role')?.type).toBe('EnumRoleFilter');
         });
 
         // it('^', () => console.log(sourceFile.getText()));
@@ -1161,69 +1149,71 @@ describe('combine scalar filters', () => {
 
     describe('user scalar where with aggregates', () => {
         before(() => {
-            sourceFile = project.getSourceFile(s =>
-                s.getFilePath().endsWith('user-scalar-where-with-aggregates.input.ts'),
-            )!;
+            setSourceFile('user-scalar-where-with-aggregates.input.ts');
         });
 
         // it('^', () => console.log(sourceFile.getText()));
 
         it('id', () => {
-            expect(getPropertyStructure(sourceFile, 'id')?.type).toBe(
-                'StringWithAggregatesFilter',
-            );
+            expect(p('id')?.type).toBe('StringWithAggregatesFilter');
         });
 
         it('bio', () => {
-            expect(getPropertyStructure(sourceFile, 'bio')?.type).toBe(
-                'StringWithAggregatesFilter',
-            );
+            expect(p('bio')?.type).toBe('StringWithAggregatesFilter');
         });
 
         it('count', () => {
-            expect(getPropertyStructure(sourceFile, 'count')?.type).toBe(
-                'IntWithAggregatesFilter',
-            );
+            expect(p('count')?.type).toBe('IntWithAggregatesFilter');
         });
 
         it('rating', () => {
-            expect(getPropertyStructure(sourceFile, 'rating')?.type).toBe(
-                'FloatWithAggregatesFilter',
-            );
+            expect(p('rating')?.type).toBe('FloatWithAggregatesFilter');
         });
 
         it('born', () => {
-            expect(getPropertyStructure(sourceFile, 'born')?.type).toBe(
-                'DateTimeWithAggregatesFilter',
-            );
+            expect(p('born')?.type).toBe('DateTimeWithAggregatesFilter');
         });
 
         it('humanoid', () => {
-            expect(getPropertyStructure(sourceFile, 'humanoid')?.type).toBe(
-                'BoolWithAggregatesFilter',
-            );
+            expect(p('humanoid')?.type).toBe('BoolWithAggregatesFilter');
         });
 
         it('money', () => {
-            expect(getPropertyStructure(sourceFile, 'money')?.type).toBe(
-                'DecimalWithAggregatesFilter',
-            );
+            expect(p('money')?.type).toBe('DecimalWithAggregatesFilter');
         });
 
         it('data', () => {
-            expect(getPropertyStructure(sourceFile, 'data')?.type).toBe(
-                'JsonWithAggregatesFilter',
-            );
+            expect(p('data')?.type).toBe('JsonWithAggregatesFilter');
         });
 
         it('role', () => {
-            expect(getPropertyStructure(sourceFile, 'role')?.type).toBe(
-                'EnumRoleWithAggregatesFilter',
-            );
+            expect(p('role')?.type).toBe('EnumRoleWithAggregatesFilter');
         });
     });
 });
 
+describe('combine scalar filters on array', () => {
+    before(async () => {
+        ({ project, sourceFiles } = await testGenerate({
+            schema: `
+            model User {
+                id String @id
+                str String[]
+                int Int?
+            }
+            `,
+            options: [
+                `outputFilePattern = "{name}.{type}.ts"`,
+                `combineScalarFilters = true`,
+            ],
+        }));
+    });
+
+    it('smoke', () => {
+        'no errors';
+    });
+});
+
 describe('hide field', () => {
     describe('scalar field', () => {
         before(async () => {
diff --git a/src/test/test-generate.ts b/src/test/test-generate.ts
index f541a3f9..84244625 100644
--- a/src/test/test-generate.ts
+++ b/src/test/test-generate.ts
@@ -59,7 +59,23 @@ export async function testGenerate(args: {
         const filePath = sourceFile.getFilePath();
         const text = sourceFile.getText();
         if (!text) {
-            throw `Project should not contain empty files: ${filePath}`;
+            let message = `Project should not contain empty files: ${filePath}`;
+            const fileLower = sourceFile
+                .getBaseNameWithoutExtension()
+                .replace(/-/g, '')
+                .split('.')[0];
+            const sources = sourceFiles.filter(s =>
+                s
+                    .getClass(() => true)
+                    ?.getProperties()
+                    .find(p =>
+                        String(p.getStructure().type).toLowerCase().includes(fileLower),
+                    ),
+            );
+            if (sources.length > 0) {
+                message += `, reference: ${sources.map(s => s.getBaseName())}`;
+            }
+            throw message;
         }
         const imports = sourceFile
             .getImportDeclarations()