List<Toolchain> toolchains = toolchainManager.getToolchains(session, "unknown", null);

        assertEquals(0, toolchains.size());
    }

    @Test
    void testModelNoFactory() {
        MavenSession session = mock(MavenSession.class);
        MavenExecutionRequest executionRequest = new DefaultMavenExecutionRequest();
        List<ToolchainModel> toolchainModels = new ArrayList<>();