for (Exclusion exclusion : d.getExclusions()) {
                if (request.getValidationLevel() < ModelBuilderRequest.VALIDATION_LEVEL_MAVEN_3_0) {
                    validateCoordinateId(
                            prefix,
                            "exclusions.exclusion.groupId",
                            problems,
                            Severity.WARNING,

        List<Exclusion> exclusions = dependency.getExclusions();
        if (importMgmt != null && !exclusions.isEmpty()) {
            // Dependency excluded from import.
            List<Dependency> dependencies = importMgmt.getDependencies().stream()
                    .filter(candidate -> exclusions.stream().noneMatch(exclusion -> match(exclusion, candidate)))

        assertEquals(1, ((List<?>) pom.getValue("dependencyManagement/dependencies[1]/exclusions")).size());
        assertEquals(
                "org.apache.maven.its", pom.getValue("dependencyManagement/dependencies[1]/exclusions[1]/groupId"));
        assertEquals(
                "excluded-managed-dep", pom.getValue("dependencyManagement/dependencies[1]/exclusions[1]/artifactId"));