fix(series import): extract price when its enclosed within children tags.

Fix #1229

Author: php-coder

src/main/java/ru/mystamps/web/feature/series/importing/extractor/JsoupSiteParser.java

@@ -216,6 +216,10 @@ protected String extractPrice(Element body) {
 		}
 
 		String price = elem.ownText();
+		if (StringUtils.isBlank(price)) {
+			price = elem.text();
+		}
+		
 		LOG.debug("Extracted price: '{}'", price);
 		return price;
 	}

src/test/java/ru/mystamps/web/feature/series/importing/extractor/JsoupSiteParserTest.java

@@ -648,6 +648,24 @@ public void extractPriceShouldIgnoreTextOfChildrenTags() {
 			.isEqualTo(expectedValue);
 	}
 
+	@Test
+	public void extractPriceShouldFallbackToTextOfChildrenTags() {
+		parser.setPriceLocator("#price");
+		
+		String expectedPrice = String.valueOf(Random.price());
+		String expectedValue = "price:" + expectedPrice;
+		String html = String.format(
+			"<span id='price'><b>price:</b><b>%s</b></span>",
+			expectedPrice
+		);
+		Element doc = createDocumentFromText(html);
+		
+		String price = parser.extractPrice(doc);
+		
+		assertThat(price).as("couldn't extract price from '%s'", doc)
+			.isEqualTo(expectedValue);
+	}
+	
 	//
 	// Tests for extractCurrency()
 	//