From 2786e8969153981d679f0d603d8fb2d1e3b626a3 Mon Sep 17 00:00:00 2001
From: =?utf8?q?David=20=E2=80=98Bombe=E2=80=99=20Roden?=
 <bombe@pterodactylus.net>
Date: Fri, 1 Nov 2019 18:35:45 +0100
Subject: [PATCH] =?utf8?q?=F0=9F=9A=A7=20Add=20matcher=20for=20empty=20map?=
 =?utf8?q?s?=
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---
 src/test/kotlin/net/pterodactylus/sone/test/Matchers.kt | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/src/test/kotlin/net/pterodactylus/sone/test/Matchers.kt b/src/test/kotlin/net/pterodactylus/sone/test/Matchers.kt
index c084d35..83da2ae 100644
--- a/src/test/kotlin/net/pterodactylus/sone/test/Matchers.kt
+++ b/src/test/kotlin/net/pterodactylus/sone/test/Matchers.kt
@@ -1,7 +1,9 @@
 package net.pterodactylus.sone.test
 
+import net.pterodactylus.sone.utils.*
 import net.pterodactylus.util.web.*
 import org.hamcrest.*
+import org.hamcrest.Matchers.*
 
 fun hasHeader(name: String, value: String) = object : TypeSafeDiagnosingMatcher<Header>() {
 	override fun matchesSafely(item: Header, mismatchDescription: Description) =
@@ -19,3 +21,14 @@ fun <T : Any> compare(value: T, comparison: (T) -> Boolean, onError: (T) -> Unit
 		false.takeUnless { comparison(value) }
 				?.also { onError(value) }
 
+fun <K, V> isEmptyMap() = object : TypeSafeDiagnosingMatcher<Map<K, V>>() {
+	override fun describeTo(description: Description) {
+		description.appendText("empty map")
+	}
+
+	override fun matchesSafely(item: Map<K, V>, mismatchDescription: Description) =
+			item.isEmpty().onFalse {
+				mismatchDescription.appendText("was ").appendValue(item)
+			}
+}
+
-- 
2.7.4