SeriesInfoExtractorServiceImpl.extractSellerUrl(): add unit test.

Fix #864

Author: php-coder

src/main/java/ru/mystamps/web/service/SeriesInfoExtractorServiceImpl.java

@@ -351,7 +351,6 @@ protected String extractSellerName(Integer id, String name) {
 		return name;
 	}
 
-	// @todo #695 SeriesInfoExtractorServiceImpl.extractSellerUrl(): add unit tests
 	protected String extractSellerUrl(Integer id, String url) {
 		if (id != null) {
 			return null;

src/test/groovy/ru/mystamps/web/service/SeriesInfoExtractorServiceImplTest.groovy

@@ -445,6 +445,21 @@ class SeriesInfoExtractorServiceImplTest extends Specification {
 			null        | 'Seller Name'       || 'Seller Name'
 	}
 
+	//
+	// Tests for extractSellerUrl()
+	//
+	
+	@Unroll
+	@SuppressWarnings('UnnecessaryBooleanExpression') // false positive
+	def 'extractSellerUrl() should return "#expected" for id=#id/url=#url'(Integer id, String url, String expected) {
+		expect:
+			service.extractSellerUrl(id, url) == expected
+		where:
+			id          | url                  || expected
+			Random.id() | Random.url()         || null
+			null        | 'http://example.com' || 'http://example.com'
+	}
+	
 	//
 	// Tests for extractPrice()
 	//