test: add wallet and descriptor tests

Author: thunderbiscuit

lib/src/test/kotlin/org/bitcoindevkit/CreatingWalletTest.kt

@@ -54,5 +54,26 @@ class CreatingWalletTest {
                 )
             }
         }
+
+        @Test
+        fun `You cannot create a wallet with two identical descriptors`() {
+            assertFails {
+                Wallet(
+                    descriptor = TEST_DEFINITE_DESCRIPTOR_0,
+                    changeDescriptor = TEST_DEFINITE_DESCRIPTOR_0,
+                    network = Network.TESTNET4,
+                    persister = conn
+                )
+            }
+
+            assertFails {
+                Wallet(
+                    descriptor = TEST_BIP84_DESCRIPTOR,
+                    changeDescriptor = TEST_BIP84_DESCRIPTOR,
+                    network = Network.TESTNET4,
+                    persister = conn
+                )
+            }
+        }
     }
 }

lib/src/test/kotlin/org/bitcoindevkit/DescriptorTest.kt

@@ -35,6 +35,11 @@ class DescriptorTest {
         }
     }
 
+    @Test
+    fun `Descriptor can be created from multipath public descriptor string`() {
+        Descriptor("tr($TEST_EXTENDED_PUBKEY/$BIP86_TEST_MULTIPATH/*)", Network.REGTEST)
+    }
+
     @Nested
     inner class Failure {
         @Test
@@ -46,5 +51,12 @@ class DescriptorTest {
                 )
             }
         }
+
+        @Test
+        fun `Descriptor cannot be created from multipath private descriptor string`() {
+            assertFails {
+                Descriptor("tr($TEST_EXTENDED_PRIVKEY/$BIP86_TEST_MULTIPATH/*)", Network.REGTEST)
+            }
+        }
     }
 }