t.Errorf("#%d: vector with flags %s unexpectedly rejected", i, v.Flags)
		}
	}
}

func downloadEd25519Vectors(t *testing.T) []byte {
	testenv.MustHaveExternalNetwork(t)

	// Create a temp dir and modcache subdir.
	d := t.TempDir()
	// Create a spot for the modcache.
	modcache := filepath.Join(d, "modcache")
	if err := os.Mkdir(modcache, 0777); err != nil {
		t.Fatal(err)
	}

	t.Setenv("GO111MODULE", "on")

				filteredSubMap, err = keepOrDeleteNullInObj(typedVal, keepNull)
				if err != nil {
					return nil, err
				}

				// If the returned filtered submap was empty, this is an empty patch for the entire subdict, so the key
				// should not be set
				if len(filteredSubMap) != 0 {
					filteredMap[key] = filteredSubMap
				}

			case []interface{}, string, float64, bool, int64, nil:

        expect:
        assertNodesAccessing(root, excluding, including, includingWithChildren)
        assertNodesAccessing("${root}/child", including, includingWithChildren)
        assertNodesAccessing("${root}/child/some/subdir", includingWithChildren)
    }

    def nodesRelatedTo(TestFile location, String includePattern) {
        return hierarchy.getNodesAccessing(location.absolutePath, includes(includePattern))
    }

		return nil, "", errmsg
	} else {
		run(cmd, t)
		return outfiles, outcfg, ""
	}
}

func TestCoverWithCfg(t *testing.T) {
	testenv.MustHaveGoRun(t)

	t.Parallel()

	// Subdir in testdata that has our input files of interest.
	tpath := filepath.Join("testdata", "pkgcfg")
	dir := tempDir(t)
	instdira := filepath.Join(dir, "insta")
	if err := os.Mkdir(instdira, 0777); err != nil {
		t.Fatal(err)