From be9b08105333cb78ecef49ffbc4841dd62781bce Mon Sep 17 00:00:00 2001
From: =?utf8?q?David=20=E2=80=98Bombe=E2=80=99=20Roden?=
 <bombe@pterodactylus.net>
Date: Thu, 25 Oct 2018 22:01:38 +0200
Subject: [PATCH] =?utf8?q?Send=20generic=20=E2=80=9Cpreference=20changed?=
 =?utf8?q?=E2=80=9D=20event=20when=20changing=20insertion=20delay?=
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---
 .../sone/core/PreferenceChangedEvent.kt            |  3 +++
 .../net/pterodactylus/sone/core/Preferences.java   |  1 +
 .../pterodactylus/sone/core/PreferencesTest.java   | 30 ++++++++++++++--------
 3 files changed, 24 insertions(+), 10 deletions(-)
 create mode 100644 src/main/java/net/pterodactylus/sone/core/PreferenceChangedEvent.kt

diff --git a/src/main/java/net/pterodactylus/sone/core/PreferenceChangedEvent.kt b/src/main/java/net/pterodactylus/sone/core/PreferenceChangedEvent.kt
new file mode 100644
index 0000000..2ebb62d
--- /dev/null
+++ b/src/main/java/net/pterodactylus/sone/core/PreferenceChangedEvent.kt
@@ -0,0 +1,3 @@
+package net.pterodactylus.sone.core
+
+data class PreferenceChangedEvent(val preferenceName: String, val newValue: Any)
diff --git a/src/main/java/net/pterodactylus/sone/core/Preferences.java b/src/main/java/net/pterodactylus/sone/core/Preferences.java
index cf7d3dd..ce56e8b 100644
--- a/src/main/java/net/pterodactylus/sone/core/Preferences.java
+++ b/src/main/java/net/pterodactylus/sone/core/Preferences.java
@@ -103,6 +103,7 @@ public class Preferences {
 	public Preferences setInsertionDelay(Integer insertionDelay) {
 		this.insertionDelay.set(insertionDelay);
 		eventBus.post(new InsertionDelayChangedEvent(getInsertionDelay()));
+		eventBus.post(new PreferenceChangedEvent("InsertionDelay", getInsertionDelay()));
 		return this;
 	}
 
diff --git a/src/test/java/net/pterodactylus/sone/core/PreferencesTest.java b/src/test/java/net/pterodactylus/sone/core/PreferencesTest.java
index ec2930f..fdae222 100644
--- a/src/test/java/net/pterodactylus/sone/core/PreferencesTest.java
+++ b/src/test/java/net/pterodactylus/sone/core/PreferencesTest.java
@@ -4,11 +4,13 @@ import static net.pterodactylus.sone.fcp.FcpInterface.FullAccessRequired.ALWAYS;
 import static net.pterodactylus.sone.fcp.FcpInterface.FullAccessRequired.NO;
 import static net.pterodactylus.sone.fcp.FcpInterface.FullAccessRequired.WRITING;
 import static org.hamcrest.MatcherAssert.assertThat;
+import static org.hamcrest.Matchers.hasItem;
 import static org.hamcrest.Matchers.is;
+import static org.mockito.ArgumentCaptor.forClass;
 import static org.mockito.ArgumentMatchers.any;
+import static org.mockito.Mockito.atLeastOnce;
 import static org.mockito.Mockito.mock;
 import static org.mockito.Mockito.verify;
-import static org.mockito.Mockito.verifyNoMoreInteractions;
 
 import net.pterodactylus.sone.core.event.InsertionDelayChangedEvent;
 import net.pterodactylus.sone.fcp.FcpInterface.FullAccessRequired;
@@ -17,7 +19,6 @@ import net.pterodactylus.sone.fcp.event.FcpInterfaceDeactivatedEvent;
 import net.pterodactylus.sone.fcp.event.FullAccessRequiredChanged;
 
 import com.google.common.eventbus.EventBus;
-import org.junit.After;
 import org.junit.Test;
 import org.mockito.ArgumentCaptor;
 
@@ -29,16 +30,18 @@ public class PreferencesTest {
 	private final EventBus eventBus = mock(EventBus.class);
 	private final Preferences preferences = new Preferences(eventBus);
 
-	@After
-	public void tearDown() {
-		verifyNoMoreInteractions(eventBus);
-	}
-
 	@Test
 	public void preferencesRetainInsertionDelay() {
 		preferences.setInsertionDelay(15);
 		assertThat(preferences.getInsertionDelay(), is(15));
-		verify(eventBus).post(any(InsertionDelayChangedEvent.class));
+	}
+
+	@Test
+	public void preferencesSendsEventOnSettingInsertionDelay() {
+		preferences.setInsertionDelay(15);
+		ArgumentCaptor<Object> eventsCaptor = forClass(Object.class);
+		verify(eventBus, atLeastOnce()).post(eventsCaptor.capture());
+		assertThat(eventsCaptor.getAllValues(), hasItem(new InsertionDelayChangedEvent(15)));
 	}
 
 	@Test(expected = IllegalArgumentException.class)
@@ -50,7 +53,6 @@ public class PreferencesTest {
 	public void preferencesReturnDefaultValueWhenInsertionDelayIsSetToNull() {
 		preferences.setInsertionDelay(null);
 		assertThat(preferences.getInsertionDelay(), is(60));
-		verify(eventBus).post(any(InsertionDelayChangedEvent.class));
 	}
 
 	@Test
@@ -273,7 +275,7 @@ public class PreferencesTest {
 	private void verifyFullAccessRequiredChangedEvent(
 			FullAccessRequired fullAccessRequired) {
 		ArgumentCaptor<FullAccessRequiredChanged> fullAccessRequiredCaptor =
-				ArgumentCaptor.forClass(FullAccessRequiredChanged.class);
+				forClass(FullAccessRequiredChanged.class);
 		verify(eventBus).post(fullAccessRequiredCaptor.capture());
 		assertThat(
 				fullAccessRequiredCaptor.getValue().getFullAccessRequired(),
@@ -306,4 +308,12 @@ public class PreferencesTest {
 		assertThat(preferences.getFcpFullAccessRequired(), is(ALWAYS));
 	}
 
+	@Test
+	public void settingInsertionDelayToValidValueSendsChangeEvent() {
+		preferences.setInsertionDelay(30);
+		ArgumentCaptor<Object> eventsCaptor = forClass(Object.class);
+		verify(eventBus, atLeastOnce()).post(eventsCaptor.capture());
+		assertThat(eventsCaptor.getAllValues(), hasItem(new PreferenceChangedEvent("InsertionDelay", 30)));
+	}
+
 }
-- 
2.7.4