Add suffix to testdb name, fix #179. (#180)

Signed-off-by: Pan Li <panli@microsoft.com>

src/test/java/com/microsoft/azure/spring/data/cosmosdb/common/TestConstants.java

@@ -7,15 +7,18 @@ package com.microsoft.azure.spring.data.cosmosdb.common;
 
 import com.microsoft.azure.documentdb.IndexingMode;
 import com.microsoft.azure.spring.data.cosmosdb.domain.Address;
+import lombok.AccessLevel;
+import lombok.NoArgsConstructor;
 
 import java.util.Arrays;
 import java.util.List;
+import java.util.UUID;
 
+@NoArgsConstructor(access = AccessLevel.PRIVATE)
 public class TestConstants {
 
-    private TestConstants() {
-        // Hide the implicit public one
-    }
+    private static final int SUFFIX_LENGTH = 3;
+    private static final String DB_NAME_SUFFIX = UUID.randomUUID().toString().substring(0, SUFFIX_LENGTH);
 
     private static final Address ADDRESS_1 = new Address("201107", "Zixing Road", "Shanghai");
     private static final Address ADDRESS_2 = new Address("200000", "Xuhui", "Shanghai");
@@ -73,7 +76,7 @@ public class TestConstants {
             "{\"kind\":\"Range\",\"dataType\":\"String\",\"precision\":-1}," +
             "]}";
 
-    public static final String DB_NAME = "database_name_pli";
+    public static final String DB_NAME = String.join("-", "testdb", DB_NAME_SUFFIX);
     public static final String FIRST_NAME = "first_name_li";
     public static final String LAST_NAME = "last_name_p";
     public static final String ID_1 = "id-1";

src/test/java/com/microsoft/azure/spring/data/cosmosdb/repository/TestRepositoryConfig.java

@@ -8,6 +8,7 @@ package com.microsoft.azure.spring.data.cosmosdb.repository;
 import com.microsoft.azure.documentdb.ConnectionPolicy;
 import com.microsoft.azure.documentdb.ConsistencyLevel;
 import com.microsoft.azure.documentdb.DocumentClient;
+import com.microsoft.azure.spring.data.cosmosdb.common.TestConstants;
 import com.microsoft.azure.spring.data.cosmosdb.config.AbstractDocumentDbConfiguration;
 import com.microsoft.azure.spring.data.cosmosdb.repository.config.EnableDocumentDbRepositories;
 import org.springframework.beans.factory.annotation.Value;
@@ -18,6 +19,7 @@ import org.springframework.context.annotation.PropertySource;
 @PropertySource(value = {"classpath:application.properties"})
 @EnableDocumentDbRepositories
 public class TestRepositoryConfig extends AbstractDocumentDbConfiguration {
+
     @Value("${cosmosdb.uri}")
     String dbUri;
 
@@ -31,6 +33,6 @@ public class TestRepositoryConfig extends AbstractDocumentDbConfiguration {
 
     @Override
     public String getDatabase() {
-        return "testdb";
+        return TestConstants.DB_NAME;
     }
 }