return addDependency(groupId, artifactId, version, scope, systemPath, null);
        }

        public ProjectBuilder addDependency(
                String groupId,
                String artifactId,
                String version,
                String scope,
                String systemPath,
                Exclusion exclusion) {

        assertContains(
                result.getWarnings().get(0),
                "'dependencies.dependency.systemPath' for test:a:jar should not point at files within the project directory");
        assertContains(
                result.getWarnings().get(1),
                "'dependencies.dependency.systemPath' for test:b:jar should not point at files within the project directory");

        SimpleProblemCollector result31 =

            return addDependency(groupId, artifactId, version, scope, systemPath, null);
        }

        public ProjectBuilder addDependency(
                String groupId,
                String artifactId,
                String version,
                String scope,
                String systemPath,
                Exclusion exclusion) {

        Model model = new Model(org.apache.maven.api.model.Model.newBuilder()
                .dependencies(Collections.singletonList(org.apache.maven.api.model.Dependency.newBuilder()
                        .systemPath("${basedir}/artifact.jar")
                        .build()))
                .build());

        ModelInterpolator interpolator = createInterpolator();

                org = dependency.getScope();
                val = interpolate(org);
                if (org != val) {
                    dependency.setScope(val);
                }
                // SystemPath
                org = dependency.getSystemPath();
                val = interpolate(org);
                if (org != val) {
                    dependency.setSystemPath(val);
                }