afv-library/skills/omnistudio-callable-apex-generate/assets/pattern_test_class.cls

/**
 * Test class skeleton for System.Callable implementations.
 * Covers: positive, negative (missing input), unsupported action, and null-args cases.
 *
 * Replace Industries_XxxCallable, Industries_XxxCallableTest, and actionOne
 * with the actual class/action names. Add @TestSetup data for your specific SObjects.
 */
@IsTest
private class Industries_XxxCallableTest {

    @TestSetup
    static void setup() {
        // Insert test SObject records needed by the callable here.
        // Example:
        // Account acc = new Account(Name = 'Test Account');
        // insert acc;
    }

    @IsTest
    static void testActionOne_success() {
        System.Callable svc = new Industries_XxxCallable();
        Map<String, Object> args = new Map<String, Object>{
            'inputMap' => new Map<String, Object>{ 'requiredKey' => 'requiredValue' },
            'options'  => new Map<String, Object>()
        };

        Map<String, Object> result = (Map<String, Object>) svc.call('actionOne', args);

        Assert.isTrue((Boolean) result.get('success'), 'Expected success=true');
        Assert.isNotNull(result.get('data'), 'Expected data to be present');
    }

    @IsTest
    static void testActionOne_missingInput() {
        System.Callable svc = new Industries_XxxCallable();
        Map<String, Object> args = new Map<String, Object>{
            'inputMap' => new Map<String, Object>(),
            'options'  => new Map<String, Object>()
        };

        Map<String, Object> result = (Map<String, Object>) svc.call('actionOne', args);

        Assert.isFalse((Boolean) result.get('success'), 'Expected success=false for missing input');
    }

    @IsTest
    static void testUnsupportedAction() {
        try {
            System.Callable svc = new Industries_XxxCallable();
            svc.call('unknownAction', new Map<String, Object>());
            Assert.fail('Expected IndustriesCallableException');
        } catch (IndustriesCallableException e) {
            Assert.isTrue(e.getMessage().contains('Unsupported action'),
                'Expected unsupported action message');
        }
    }

    @IsTest
    static void testNullArgs() {
        System.Callable svc = new Industries_XxxCallable();
        // Null args must be handled defensively; must not throw NullPointerException
        Map<String, Object> result = (Map<String, Object>) svc.call('actionOne', null);
        Assert.isNotNull(result, 'Result must not be null even with null args');
    }
}