From 668fc8269eee266982016cc51816c000a41fc7b1 Mon Sep 17 00:00:00 2001
From: tobrun <tobrun.van.nuland@gmail.com>
Date: Tue, 12 Jun 2018 00:12:31 +0200
Subject: - move match stops conversion to Stop.toExpressionArray

---
 .../mapboxsdk/style/expressions/Expression.java    |  9 +-------
 .../mapboxsdk/testapp/style/ExpressionTest.java    | 24 ++++++++++++++++++----
 2 files changed, 21 insertions(+), 12 deletions(-)

diff --git a/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/style/expressions/Expression.java b/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/style/expressions/Expression.java
index eb9150ecbc..72e8187b96 100644
--- a/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/style/expressions/Expression.java
+++ b/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/style/expressions/Expression.java
@@ -1017,12 +1017,7 @@ public class Expression {
    * @see <a href="https://www.mapbox.com/mapbox-gl-js/style-spec/#expressions-match">Style specification</a>
    */
   public static Expression match(@NonNull Expression input, @NonNull Expression defaultOutput, @NonNull Stop... stops) {
-    Expression[] expressionStops = new Expression[stops.length * 2];
-    for (int i = 0; i < stops.length; i++) {
-      expressionStops[i * 2] = literal(stops[i].value);
-      expressionStops[i * 2 + 1] = literal(stops[i].output);
-    }
-    return match(join(join(new Expression[] {input}, expressionStops), new Expression[] {defaultOutput}));
+    return match(join(join(new Expression[] {input}, Stop.toExpressionArray(stops)), new Expression[] {defaultOutput}));
   }
 
   /**
@@ -3449,8 +3444,6 @@ public class Expression {
       throw new IllegalArgumentException("PropertyValue are not allowed as an expression literal, use value instead.");
     } else if (value instanceof Expression.ExpressionLiteral) {
       return toValue((ExpressionLiteral) value);
-    } else if (value instanceof Expression) {
-      return ((Expression) value).toArray();
     }
     return value;
   }
diff --git a/platform/android/MapboxGLAndroidSDKTestApp/src/androidTest/java/com/mapbox/mapboxsdk/testapp/style/ExpressionTest.java b/platform/android/MapboxGLAndroidSDKTestApp/src/androidTest/java/com/mapbox/mapboxsdk/testapp/style/ExpressionTest.java
index baa8262e71..f1f260c919 100644
--- a/platform/android/MapboxGLAndroidSDKTestApp/src/androidTest/java/com/mapbox/mapboxsdk/testapp/style/ExpressionTest.java
+++ b/platform/android/MapboxGLAndroidSDKTestApp/src/androidTest/java/com/mapbox/mapboxsdk/testapp/style/ExpressionTest.java
@@ -2,7 +2,6 @@ package com.mapbox.mapboxsdk.testapp.style;
 
 import android.graphics.Color;
 import android.support.test.runner.AndroidJUnit4;
-
 import com.mapbox.mapboxsdk.style.expressions.Expression;
 import com.mapbox.mapboxsdk.style.layers.FillLayer;
 import com.mapbox.mapboxsdk.style.sources.GeoJsonSource;
@@ -11,14 +10,12 @@ import com.mapbox.mapboxsdk.testapp.R;
 import com.mapbox.mapboxsdk.testapp.activity.BaseActivityTest;
 import com.mapbox.mapboxsdk.testapp.activity.espresso.EspressoTestActivity;
 import com.mapbox.mapboxsdk.testapp.utils.ResourceUtils;
-
 import org.junit.Test;
 import org.junit.runner.RunWith;
+import timber.log.Timber;
 
 import java.io.IOException;
 
-import timber.log.Timber;
-
 import static com.mapbox.mapboxsdk.style.expressions.Expression.exponential;
 import static com.mapbox.mapboxsdk.style.expressions.Expression.get;
 import static com.mapbox.mapboxsdk.style.expressions.Expression.interpolate;
@@ -188,6 +185,25 @@ public class ExpressionTest extends BaseActivityTest {
     });
   }
 
+  @Test
+  public void testLiteralMatchExpression() {
+    validateTestSetup();
+    setupStyle();
+    invoke(mapboxMap, (uiController, mapboxMap) -> {
+      Expression expression = match(literal("something"), literal(0f),
+        stop("1", get("1")),
+        stop("2", get("2")),
+        stop("3", get("3")),
+        stop("4", get("4"))
+      );
+
+      layer.setProperties(
+        fillColor(expression)
+      );
+      expression.toArray();
+    });
+  }
+
   private void setupStyle() {
     invoke(mapboxMap, (uiController, mapboxMap) -> {
       // Add a source
-- 
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