Fix pattern validation for input properties (#912)

## Changes
Fixes bug where input validation would only be done on the first input
parameter in the template schema.

## Tests
Unit test.

libs/jsonschema/instance.go

@@ -122,7 +122,10 @@ func (s *Schema) validatePattern(instance map[string]any) error {
 		if !ok {
 			continue
 		}
-		return ValidatePatternMatch(k, v, fieldInfo)
+		err := ValidatePatternMatch(k, v, fieldInfo)
+		if err != nil {
+			return err
+		}
 	}
 	return nil
 }

libs/jsonschema/instance_test.go

@@ -193,3 +193,32 @@ func TestValidateInstancePatternWithCustomMessage(t *testing.T) {
 	assert.EqualError(t, schema.validatePattern(invalidInstanceValue), "invalid value for foo: \"xyz\". Please enter a string starting with 'a' and ending with 'c'")
 	assert.EqualError(t, schema.ValidateInstance(invalidInstanceValue), "invalid value for foo: \"xyz\". Please enter a string starting with 'a' and ending with 'c'")
 }
+
+func TestValidateInstanceForMultiplePatterns(t *testing.T) {
+	schema, err := Load("./testdata/instance-validate/multiple-patterns-schema.json")
+	require.NoError(t, err)
+
+	// Valid values for both foo and bar
+	validInstance := map[string]any{
+		"foo": "abcc",
+		"bar": "deff",
+	}
+	assert.NoError(t, schema.validatePattern(validInstance))
+	assert.NoError(t, schema.ValidateInstance(validInstance))
+
+	// Valid value for bar, invalid value for foo
+	invalidInstanceValue := map[string]any{
+		"foo": "xyz",
+		"bar": "deff",
+	}
+	assert.EqualError(t, schema.validatePattern(invalidInstanceValue), "invalid value for foo: \"xyz\". Expected to match regex pattern: ^[a-c]+$")
+	assert.EqualError(t, schema.ValidateInstance(invalidInstanceValue), "invalid value for foo: \"xyz\". Expected to match regex pattern: ^[a-c]+$")
+
+	// Valid value for foo, invalid value for bar
+	invalidInstanceValue = map[string]any{
+		"foo": "abcc",
+		"bar": "xyz",
+	}
+	assert.EqualError(t, schema.validatePattern(invalidInstanceValue), "invalid value for bar: \"xyz\". Expected to match regex pattern: ^[d-f]+$")
+	assert.EqualError(t, schema.ValidateInstance(invalidInstanceValue), "invalid value for bar: \"xyz\". Expected to match regex pattern: ^[d-f]+$")
+}

libs/jsonschema/testdata/instance-validate/multiple-patterns-schema.json

@@ -0,0 +1,12 @@
+{
+    "properties": {
+        "foo": {
+            "type": "string",
+            "pattern": "^[a-c]+$"
+        },
+        "bar": {
+            "type": "string",
+            "pattern": "^[d-f]+$"
+        }
+    }
+}