libeufin

commit 7c5040b810fcabc5229f1583922023b368fb6348
parent 27893bb6edf97428696f153f60a0398174098184
Author: Marcello Stanisci <stanisci.m@gmail.com>
Date:   Thu, 24 Oct 2019 18:01:14 +0200

Test simulating keys comparison.

Diffstat:
A
sandbox/src/test/kotlin/KeyCmpTest.kt
 | 
25
+++++++++++++++++++++++++

1 file changed, 25 insertions(+), 0 deletions(-)
diff --git a/sandbox/src/test/kotlin/KeyCmpTest.kt b/sandbox/src/test/kotlin/KeyCmpTest.kt
@@ -0,0 +1,24 @@
+package tech.libeufin.sandbox
+
+import org.junit.Test
+import java.math.BigInteger
+import junit.framework.TestCase.assertTrue
+
+class KeyCmpTest {
+
+    /**
+     * This test simulates the way keys are compared when they get
+     * confirmed via the "keyletter".  The scenario has one format
+     * (ByteArray) for keys stored in the database, and another (hexadecimanl
+     * string) for keys communicated in the keyletter.
+     */
+    @Test
+    fun bytesCmp() {
+
+        val HEX_STRING = "AA" // as coming from the keyletter
+        val ba = byteArrayOf(0xAA.toByte()) // as coming from the database
+
+
+        assertTrue(BigInteger(1, ba).equals(HEX_STRING.toBigInteger(16)))
+    }
+}
+\ No newline at end of file