From b9873f7ed89c2d9744763b70f612f8e7dd24c9a9 Mon Sep 17 00:00:00 2001
From: Chris Troutner <chris.troutner@gmail.com>
Date: Sun, 13 Dec 2020 08:56:09 -0800
Subject: [PATCH] Added additional corner case unit test for tokenUtxoDetails()

---
 test/unit/slp-utils.js | 58 ++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 58 insertions(+)

diff --git a/test/unit/slp-utils.js b/test/unit/slp-utils.js
index c562fd7..16b09a2 100644
--- a/test/unit/slp-utils.js
+++ b/test/unit/slp-utils.js
@@ -1771,6 +1771,64 @@ describe("#SLP Utils", () => {
       // The UTXO should have been validated by the third validation source.
       assert.equal(data[0].isValid, true)
     })
+
+    it("should handle SLPDB returning null corner case", async () => {
+      // Mock the call to REST API
+      // Stub the calls to decodeOpReturn.
+      sandbox
+        .stub(uut.Utils, "decodeOpReturn")
+        .onCall(0)
+        .resolves({
+          tokenType: 1,
+          txType: "SEND",
+          tokenId:
+            "497291b8a1dfe69c8daea50677a3d31a5ef0e9484d8bebb610dac64bbc202fb7",
+          amounts: ["200000000", "99887500000000"]
+        })
+        .onCall(1)
+        .resolves({
+          tokenType: 1,
+          txType: "GENESIS",
+          ticker: "TOK-CH",
+          name: "TokyoCash",
+          tokenId:
+            "497291b8a1dfe69c8daea50677a3d31a5ef0e9484d8bebb610dac64bbc202fb7",
+          documentUri: "",
+          documentHash: "",
+          decimals: 8,
+          mintBatonVout: 0,
+          qty: "2100000000000000"
+        })
+
+      // Force default SLPDB to return 'null' corner case.
+      sandbox.stub(uut.Utils, "validateTxid").resolves([null])
+
+      // Mock the response from slp-api
+      sandbox.stub(uut.Utils, "validateTxid2").resolves({
+        txid:
+          "fde117b1f176b231e2fa9a6cb022e0f7c31c288221df6bcb05f8b7d040ca87cb",
+        isValid: true,
+        msg: ""
+      })
+
+      const utxos = [
+        {
+          txid:
+            "fde117b1f176b231e2fa9a6cb022e0f7c31c288221df6bcb05f8b7d040ca87cb",
+          vout: 1,
+          amount: 0.00000546,
+          satoshis: 546,
+          height: 596089,
+          confirmations: 748
+        }
+      ]
+
+      const data = await uut.Utils.tokenUtxoDetails(utxos)
+      // console.log(`data: ${JSON.stringify(data, null, 2)}`)
+
+      // The UTXO should have been validated by the third validation source.
+      assert.equal(data[0].isValid, true)
+    })
   })
 
   describe("#txDetails", () => {