/**
 * Test Dependencies — DAG-based test execution ordering.
 */
import type { TestCase } from './types';
export interface DepTestCase extends TestCase {
    id?: string;
    depends_on?: string | string[];
}
export interface ExecutionPlan {
    /** Groups of tests that can run in parallel within each group, sequential between groups */
    groups: DepTestCase[][];
    /** Map of test id to its dependents */
    dependencyMap: Map<string, string[]>;
}
/**
 * Build an execution plan from tests with dependencies.
 * Tests without deps go first. Tests with deps wait for their deps.
 */
export declare function buildExecutionPlan(tests: DepTestCase[]): ExecutionPlan;
/**
 * Check if a test should be skipped because a dependency failed.
 */
/**
 * Generate a Mermaid diagram of test dependencies.
 */
export declare function generateDependencyGraph(tests: DepTestCase[]): string;
/**
 * Format dependency graph info for terminal display.
 */
export declare function formatDependencyGraph(tests: DepTestCase[]): string;
/**
 * Check if a test should be skipped because a dependency failed.
 */
export declare function shouldSkip(test: DepTestCase, completedResults: Map<string, boolean>): {
    skip: boolean;
    reason?: string;
};
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