EspressoCategoryUnitTest needs to set metricUnits.

2021-06-16 07:32:04 +02:00
parent 71c385a1a9
commit e655762c72
4 changed files with 60 additions and 3 deletions
@@ -0,0 +1,40 @@
+package de.dennisguse.opentracks;
+
+import android.content.Context;
+import android.content.SharedPreferences;
+
+import androidx.annotation.NonNull;
+
+import org.junit.rules.TestRule;
+import org.junit.runner.Description;
+import org.junit.runners.model.Statement;
+
+import de.dennisguse.opentracks.util.PreferencesUtils;
+
+public class PreferenceMetricUnitRule implements TestRule {
+    private final Context context;
+    private final boolean metricUnits;
+
+    public PreferenceMetricUnitRule(@NonNull Context context, boolean metricUnits) {
+        this.context = context;
+        this.metricUnits = metricUnits;
+    }
+
+    @Override
+    public Statement apply(final Statement base, final Description description) {
+        return new Statement() {
+            @Override
+            public void evaluate() throws Throwable {
+                SharedPreferences sharedPreferences = PreferencesUtils.getSharedPreferences(context);
+                final boolean previousMetricUnits = PreferencesUtils.isMetricUnits(sharedPreferences, context);
+
+                try {
+                    PreferencesUtils.setMetricUnits(sharedPreferences, context, metricUnits);
+                    base.evaluate();
+                } finally {
+                    PreferencesUtils.setMetricUnits(sharedPreferences, context, previousMetricUnits);
+                }
+            }
+        };
+    }
+}