diff --git a/crypto/hd/hdpath_test.go b/crypto/hd/hdpath_test.go
index 2620e0605c7..6dfda043eb0 100644
--- a/crypto/hd/hdpath_test.go
+++ b/crypto/hd/hdpath_test.go
@@ -19,13 +19,6 @@ func mnemonicToSeed(mnemonic string) []byte {
 	return bip39.NewSeed(mnemonic, defaultBIP39Passphrase)
 }
 
-func TestPathParamsString(t *testing.T) {
-	path := hd.NewParams(44, 0, 0, false, 0)
-	require.Equal(t, "m/44'/0'/0'/0/0", path.String())
-	path = hd.NewParams(44, 33, 7, true, 9)
-	require.Equal(t, "m/44'/33'/7'/1/9", path.String())
-}
-
 func TestStringifyFundraiserPathParams(t *testing.T) {
 	path := hd.NewFundraiserParams(4, types.CoinType, 22)
 	require.Equal(t, "m/44'/118'/4'/0/22", path.String())
@@ -99,98 +92,6 @@ func TestParamsFromPath(t *testing.T) {
 
 }
 
-func TestBIP32Vecs(t *testing.T) {
-
-	seed := mnemonicToSeed("barrel original fuel morning among eternal " +
-		"filter ball stove pluck matrix mechanic")
-	master, ch := hd.ComputeMastersFromSeed(seed)
-	fmt.Println("keys from fundraiser test-vector (cosmos, bitcoin, ether)")
-	fmt.Println()
-
-	// cosmos, absolute path
-	priv, err := hd.DerivePrivateKeyForPath(master, ch, types.FullFundraiserPath)
-	require.NoError(t, err)
-	require.NotEmpty(t, priv)
-	fmt.Println(hex.EncodeToString(priv[:]))
-
-	absPrivKey := hex.EncodeToString(priv[:])
-
-	// cosmos, relative path
-	priv, err = hd.DerivePrivateKeyForPath(master, ch, "44'/118'/0'/0/0")
-	require.NoError(t, err)
-	require.NotEmpty(t, priv)
-
-	relPrivKey := hex.EncodeToString(priv[:])
-
-	// check compatibility between relative and absolute HD paths
-	require.Equal(t, relPrivKey, absPrivKey)
-
-	// bitcoin
-	priv, err = hd.DerivePrivateKeyForPath(master, ch, "m/44'/0'/0'/0/0")
-	require.NoError(t, err)
-	require.NotEmpty(t, priv)
-	fmt.Println(hex.EncodeToString(priv[:]))
-
-	// ether
-	priv, err = hd.DerivePrivateKeyForPath(master, ch, "m/44'/60'/0'/0/0")
-	require.NoError(t, err)
-	require.NotEmpty(t, priv)
-	fmt.Println(hex.EncodeToString(priv[:]))
-
-	// INVALID
-	priv, err = hd.DerivePrivateKeyForPath(master, ch, "m/X/0'/0'/0/0")
-	require.Error(t, err)
-	require.Empty(t, priv)
-
-	priv, err = hd.DerivePrivateKeyForPath(master, ch, "m/-44/0'/0'/0/0")
-	require.Error(t, err)
-	require.Empty(t, priv)
-
-	fmt.Println()
-	fmt.Println("keys generated via https://coinomi.com/recovery-phrase-tool.html")
-	fmt.Println()
-
-	seed = mnemonicToSeed(
-		"advice process birth april short trust crater change bacon monkey medal garment " +
-			"gorilla ranch hour rival razor call lunar mention taste vacant woman sister")
-	master, ch = hd.ComputeMastersFromSeed(seed)
-	priv, _ = hd.DerivePrivateKeyForPath(master, ch, "m/44'/1'/1'/0/4")
-	fmt.Println(hex.EncodeToString(priv[:]))
-
-	seed = mnemonicToSeed("idea naive region square margin day captain habit " +
-		"gun second farm pact pulse someone armed")
-	master, ch = hd.ComputeMastersFromSeed(seed)
-	priv, err = hd.DerivePrivateKeyForPath(master, ch, "m/44'/0'/0'/0/420")
-	require.NoError(t, err)
-	fmt.Println(hex.EncodeToString(priv[:]))
-
-	fmt.Println()
-	fmt.Println("BIP 32 example")
-	fmt.Println()
-
-	// bip32 path: m/0/7
-	seed = mnemonicToSeed("monitor flock loyal sick object grunt duty ride develop assault harsh history")
-	master, ch = hd.ComputeMastersFromSeed(seed)
-	priv, err = hd.DerivePrivateKeyForPath(master, ch, "m/0/7")
-	require.NoError(t, err) // TODO: shouldn't this error?
-	fmt.Println(hex.EncodeToString(priv[:]))
-
-	// Output: keys from fundraiser test-vector (cosmos, bitcoin, ether)
-	//
-	// bfcb217c058d8bbafd5e186eae936106ca3e943889b0b4a093ae13822fd3170c
-	// e77c3de76965ad89997451de97b95bb65ede23a6bf185a55d80363d92ee37c3d
-	// 7fc4d8a8146dea344ba04c593517d3f377fa6cded36cd55aee0a0bb968e651bc
-	//
-	// keys generated via https://coinomi.com/recovery-phrase-tool.html
-	//
-	// a61f10c5fecf40c084c94fa54273b6f5d7989386be4a37669e6d6f7b0169c163
-	// 32c4599843de3ef161a629a461d12c60b009b676c35050be5f7ded3a3b23501f
-	//
-	// BIP 32 example
-	//
-	// c4c11d8c03625515905d7e89d25dfc66126fbc629ecca6db489a1a72fc4bda78
-}
-
 func TestCreateHDPath(t *testing.T) {
 	type args struct {
 		coinType uint32
@@ -284,3 +185,99 @@ func TestDeriveHDPathRange(t *testing.T) {
 		})
 	}
 }
+
+func ExampleStringifyPathParams() {
+	path := hd.NewParams(44, 0, 0, false, 0)
+	fmt.Println(path.String())
+	path = hd.NewParams(44, 33, 7, true, 9)
+	fmt.Println(path.String())
+	// Output:
+	// m/44'/0'/0'/0/0
+	// m/44'/33'/7'/1/9
+}
+
+func ExampleSomeBIP32TestVecs() {
+	seed := mnemonicToSeed("barrel original fuel morning among eternal " +
+		"filter ball stove pluck matrix mechanic")
+	master, ch := hd.ComputeMastersFromSeed(seed)
+	fmt.Println("keys from fundraiser test-vector (cosmos, bitcoin, ether)")
+	fmt.Println()
+	// cosmos
+	priv, err := hd.DerivePrivateKeyForPath(master, ch, types.FullFundraiserPath)
+	if err != nil {
+		fmt.Println("INVALID")
+	} else {
+		fmt.Println(hex.EncodeToString(priv[:]))
+	}
+	// bitcoin
+	priv, err = hd.DerivePrivateKeyForPath(master, ch, "44'/0'/0'/0/0")
+	if err != nil {
+		fmt.Println("INVALID")
+	} else {
+		fmt.Println(hex.EncodeToString(priv[:]))
+	}
+	// ether
+	priv, err = hd.DerivePrivateKeyForPath(master, ch, "44'/60'/0'/0/0")
+	if err != nil {
+		fmt.Println("INVALID")
+	} else {
+		fmt.Println(hex.EncodeToString(priv[:]))
+	}
+	// INVALID
+	priv, err = hd.DerivePrivateKeyForPath(master, ch, "X/0'/0'/0/0")
+	if err != nil {
+		fmt.Println("INVALID")
+	} else {
+		fmt.Println(hex.EncodeToString(priv[:]))
+	}
+	priv, err = hd.DerivePrivateKeyForPath(master, ch, "-44/0'/0'/0/0")
+	if err != nil {
+		fmt.Println("INVALID")
+	} else {
+		fmt.Println(hex.EncodeToString(priv[:]))
+	}
+
+	fmt.Println()
+	fmt.Println("keys generated via https://coinomi.com/recovery-phrase-tool.html")
+	fmt.Println()
+
+	seed = mnemonicToSeed(
+		"advice process birth april short trust crater change bacon monkey medal garment " +
+			"gorilla ranch hour rival razor call lunar mention taste vacant woman sister")
+	master, ch = hd.ComputeMastersFromSeed(seed)
+	priv, _ = hd.DerivePrivateKeyForPath(master, ch, "44'/1'/1'/0/4")
+	fmt.Println(hex.EncodeToString(priv[:]))
+
+	seed = mnemonicToSeed("idea naive region square margin day captain habit " +
+		"gun second farm pact pulse someone armed")
+	master, ch = hd.ComputeMastersFromSeed(seed)
+	priv, _ = hd.DerivePrivateKeyForPath(master, ch, "44'/0'/0'/0/420")
+	fmt.Println(hex.EncodeToString(priv[:]))
+
+	fmt.Println()
+	fmt.Println("BIP 32 example")
+	fmt.Println()
+
+	// bip32 path: m/0/7
+	seed = mnemonicToSeed("monitor flock loyal sick object grunt duty ride develop assault harsh history")
+	master, ch = hd.ComputeMastersFromSeed(seed)
+	priv, _ = hd.DerivePrivateKeyForPath(master, ch, "0/7")
+	fmt.Println(hex.EncodeToString(priv[:]))
+
+	// Output: keys from fundraiser test-vector (cosmos, bitcoin, ether)
+	//
+	// bfcb217c058d8bbafd5e186eae936106ca3e943889b0b4a093ae13822fd3170c
+	// e77c3de76965ad89997451de97b95bb65ede23a6bf185a55d80363d92ee37c3d
+	// 7fc4d8a8146dea344ba04c593517d3f377fa6cded36cd55aee0a0bb968e651bc
+	// INVALID
+	// INVALID
+	//
+	// keys generated via https://coinomi.com/recovery-phrase-tool.html
+	//
+	// a61f10c5fecf40c084c94fa54273b6f5d7989386be4a37669e6d6f7b0169c163
+	// 32c4599843de3ef161a629a461d12c60b009b676c35050be5f7ded3a3b23501f
+	//
+	// BIP 32 example
+	//
+	// c4c11d8c03625515905d7e89d25dfc66126fbc629ecca6db489a1a72fc4bda78
+}