assertEqualAsJson test helper refactor (#3113)

* Refactor test helper

Create a version of the assert that uses the standard parameter
order and deprecate the version that uses inverted order.

* Use consistent Assert class and parameter ordering

main/tests/server/src/com/google/refine/commands/CommandTestBase.java

@@ -36,6 +36,6 @@ public class CommandTestBase {
 	 * Convenience method to check that CSRF protection was triggered
 	 */
 	protected void assertCSRFCheckFailed() {
-		TestUtils.assertEqualAsJson("{\"code\":\"error\",\"message\":\"Missing or invalid csrf_token parameter\"}", writer.toString());
+		TestUtils.assertEqualsAsJson(writer.toString(), "{\"code\":\"error\",\"message\":\"Missing or invalid csrf_token parameter\"}");
 	}
 }

main/tests/server/src/com/google/refine/commands/cell/EditOneCellCommandTests.java

@@ -3,7 +3,7 @@ package com.google.refine.commands.cell;
 import static org.mockito.Mockito.mock;
 import static org.mockito.Mockito.when;
 import static org.testng.Assert.assertEquals;
-import static org.testng.AssertJUnit.assertTrue;
+import static org.testng.Assert.assertTrue;
 
 import java.io.IOException;
 import java.io.PrintWriter;
@@ -59,10 +59,10 @@ public class EditOneCellCommandTests extends RefineTest {
 		
 		command.doPost(request, response);
 		
-		assertEquals("a", project.rows.get(0).cells.get(0).value);
+		assertEquals(project.rows.get(0).cells.get(0).value, "a");
-		assertEquals("b", project.rows.get(0).cells.get(1).value);
+		assertEquals(project.rows.get(0).cells.get(1).value, "b");
-		assertEquals("e", project.rows.get(1).cells.get(0).value);
+		assertEquals(project.rows.get(1).cells.get(0).value, "e");
-		assertEquals("d", project.rows.get(1).cells.get(1).value);
+		assertEquals(project.rows.get(1).cells.get(1).value, "d");
 	}
 	
 	@Test
@@ -76,11 +76,11 @@ public class EditOneCellCommandTests extends RefineTest {
 
 		command.doPost(request, response);
 
-		assertEquals("a", project.rows.get(0).cells.get(0).value);
+		assertEquals(project.rows.get(0).cells.get(0).value, "a");
-		assertEquals("b", project.rows.get(0).cells.get(1).value);
+		assertEquals(project.rows.get(0).cells.get(1).value, "b");
 		assertTrue(project.rows.get(1).cells.get(0).value instanceof Long);
 		assertEquals(new Long(12345), project.rows.get(1).cells.get(0).value);
-		assertEquals("d", project.rows.get(1).cells.get(1).value);
+		assertEquals(project.rows.get(1).cells.get(1).value, "d");
 	}
 
 	@Test
@@ -94,11 +94,11 @@ public class EditOneCellCommandTests extends RefineTest {
 
 		command.doPost(request, response);
 
-		assertEquals("a", project.rows.get(0).cells.get(0).value);
+		assertEquals(project.rows.get(0).cells.get(0).value, "a");
-		assertEquals("b", project.rows.get(0).cells.get(1).value);
+		assertEquals(project.rows.get(0).cells.get(1).value, "b");
 		assertTrue(project.rows.get(1).cells.get(0).value instanceof Double);
-		assertEquals(12345.123, project.rows.get(1).cells.get(0).value);
+		assertEquals(project.rows.get(1).cells.get(0).value, 12345.123);
-		assertEquals("d", project.rows.get(1).cells.get(1).value);
+		assertEquals(project.rows.get(1).cells.get(1).value, "d");
 	}
 	
 	@Test
@@ -111,7 +111,7 @@ public class EditOneCellCommandTests extends RefineTest {
 		
 		command.doPost(request, response);
 		
-		assertEquals("c", project.rows.get(1).cells.get(0).value);
+		assertEquals(project.rows.get(1).cells.get(0).value, "c");
 		TestUtils.assertEqualAsJson("{\"code\":\"error\",\"message\":\"Missing or invalid csrf_token parameter\"}", writer.toString());
 	}
 }

main/tests/server/src/com/google/refine/commands/expr/ExpressionCommandTestBase.java

@@ -94,7 +94,7 @@ public class ExpressionCommandTestBase {
                 e.printStackTrace();
             }
         }
-        TestUtils.assertEqualAsJson(expectedJson, actualJson);
+        TestUtils.assertEqualsAsJson(actualJson, expectedJson);
     }
     
 }

main/tests/server/src/com/google/refine/commands/expr/GetExpressionLanguageInfoCommandTests.java

@@ -34,7 +34,6 @@ import org.testng.annotations.BeforeMethod;
 import org.testng.annotations.Test;
 
 import com.fasterxml.jackson.databind.JsonNode;
-import com.google.refine.commands.expr.GetExpressionLanguageInfoCommand;
 import com.google.refine.util.ParsingUtilities;
 import com.google.refine.util.TestUtils;
 
@@ -53,10 +52,11 @@ public class GetExpressionLanguageInfoCommandTests extends ExpressionCommandTest
         command.doGet(request, response);
         String jsonResponse = writer.toString();
         JsonNode result = ParsingUtilities.mapper.readValue(jsonResponse, JsonNode.class);
-        TestUtils.assertEqualAsJson("{\n" + 
+        TestUtils.assertEqualsAsJson(result.get("controls").get("filter").toString(),
+                "{\n" +
                 "           \"description\" : \"Evaluates expression a to an array. Then for each array element, binds its value to variable name v, evaluates expression test which should return a boolean. If the boolean is true, pushes v onto the result array.\",\n" + 
                 "           \"params\" : \"expression a, variable v, expression test\",\n" + 
                 "           \"returns\" : \"array\"\n" + 
-                "         }", result.get("controls").get("filter").toString());
+                "         }");
     }
 }

main/tests/server/src/com/google/refine/commands/expr/PreviewExpressionCommandTests.java

@@ -42,7 +42,6 @@ import org.testng.annotations.Test;
 
 import com.google.refine.RefineTest;
 import com.google.refine.commands.Command;
-import com.google.refine.commands.expr.PreviewExpressionCommand;
 import com.google.refine.model.Project;
 import com.google.refine.util.TestUtils;
 
@@ -80,7 +79,7 @@ public class PreviewExpressionCommandTests extends RefineTest {
                 "       \"results\" : [ \"d_u\", \"h_u\" ]\n" + 
                 "     }";
         command.doPost(request, response);
-        TestUtils.assertEqualAsJson(json, writer.toString());
+        TestUtils.assertEqualsAsJson(writer.toString(), json);
     }
     
     @Test
@@ -97,6 +96,6 @@ public class PreviewExpressionCommandTests extends RefineTest {
                 "       \"type\" : \"parser\"\n" + 
                 "     }";
         command.doPost(request, response);
-        TestUtils.assertEqualAsJson(json, writer.toString());
+        TestUtils.assertEqualsAsJson(writer.toString(), json);
     }
 }

main/tests/server/src/com/google/refine/commands/expr/ToggleStarredExpressionCommandTests.java

@@ -36,7 +36,6 @@ import org.testng.annotations.BeforeMethod;
 import org.testng.annotations.Test;
 
 import com.google.refine.commands.Command;
-import com.google.refine.commands.expr.ToggleStarredExpressionCommand;
 import com.google.refine.util.TestUtils;
 
 public class ToggleStarredExpressionCommandTests extends ExpressionCommandTestBase {
@@ -80,6 +79,6 @@ public class ToggleStarredExpressionCommandTests extends ExpressionCommandTestBa
     @Test
     public void testCSRFProtection() throws ServletException, IOException {
         command.doPost(request, response);
-		TestUtils.assertEqualAsJson("{\"code\":\"error\",\"message\":\"Missing or invalid csrf_token parameter\"}", writer.toString());
+        TestUtils.assertEqualsAsJson(writer.toString(), "{\"code\":\"error\",\"message\":\"Missing or invalid csrf_token parameter\"}");
     }
 }

main/tests/server/src/com/google/refine/commands/row/GetRowsCommandTest.java

@@ -42,7 +42,6 @@ import org.testng.annotations.Test;
 
 import com.google.refine.RefineTest;
 import com.google.refine.commands.Command;
-import com.google.refine.commands.row.GetRowsCommand;
 import com.google.refine.model.Project;
 import com.google.refine.util.TestUtils;
 
@@ -101,7 +100,7 @@ public class GetRowsCommandTest extends RefineTest {
         
         when(request.getParameter("engine")).thenReturn("{\"mode\":\"row-based\",\"facets\":[]}");
         command.doPost(request, response);
-        TestUtils.assertEqualAsJson(rowJson, writer.toString());
+        TestUtils.assertEqualsAsJson(writer.toString(), rowJson);
     }
     
     @Test
@@ -137,6 +136,6 @@ public class GetRowsCommandTest extends RefineTest {
         
         when(request.getParameter("engine")).thenReturn("{\"mode\":\"record-based\",\"facets\":[]}");
         command.doPost(request, response);
-        TestUtils.assertEqualAsJson(recordJson, writer.toString());
+        TestUtils.assertEqualsAsJson(writer.toString(), recordJson);
     }
 }

main/tests/server/src/com/google/refine/commands/util/CancelProcessesCommandTests.java

@@ -192,7 +192,7 @@ public class CancelProcessesCommandTests extends RefineTest {
         } catch (IOException e) {
             Assert.fail();
         }
-        TestUtils.assertEqualAsJson("{ \"code\" : \"ok\" }", sw.toString());
+        TestUtils.assertEqualsAsJson(sw.toString(), "{ \"code\" : \"ok\" }");
     }
 
      @Test

main/tests/server/src/com/google/refine/importing/EncodingGuesserTests.java

@@ -1,7 +1,7 @@
 package com.google.refine.importing;
 
-import static org.testng.AssertJUnit.assertEquals;
+import static org.testng.Assert.assertEquals;
-import static org.testng.AssertJUnit.assertNotNull;
+import static org.testng.Assert.assertNotNull;
 import java.io.File;
 import java.io.IOException;
 

main/tests/server/src/com/google/refine/model/RowTests.java

@@ -47,10 +47,7 @@ import org.testng.annotations.BeforeTest;
 import org.testng.annotations.Test;
 
 import com.google.refine.RefineTest;
-import com.google.refine.model.Cell;
+
-import com.google.refine.model.Project;
-import com.google.refine.model.Recon;
-import com.google.refine.model.Row;
 import com.google.refine.util.Pool;
 import com.google.refine.util.TestUtils;
 
@@ -107,8 +104,8 @@ public class RowTests extends RefineTest {
         Row row = new Row(5);
         row.setCell(0, new Cell("I'm not empty", null));
         row.save(writer, options);
-        TestUtils.assertEqualAsJson(writer.getBuffer().toString(),
+        TestUtils.assertEqualsAsJson("{\"flagged\":false,\"starred\":false,\"cells\":[{\"v\":\"I'm not empty\"}]}",
-                "{\"flagged\":false,\"starred\":false,\"cells\":[{\"v\":\"I'm not empty\"}]}");
+                writer.getBuffer().toString());
     }
 
     // This way of serializing a row with indices is now deprecated, see GetRowsCommand.

main/tests/server/src/com/google/refine/model/changes/MassChangeTests.java

@@ -26,7 +26,7 @@
  ******************************************************************************/
 package com.google.refine.model.changes;
 
-import static org.testng.AssertJUnit.assertTrue;
+import static org.testng.Assert.assertTrue;
 
 import java.io.IOException;
 import java.util.ArrayList;

main/tests/server/src/com/google/refine/model/recon/StandardReconConfigTests.java

@@ -53,9 +53,6 @@ import com.google.refine.model.Project;
 import com.google.refine.model.Recon;
 import com.google.refine.model.ReconCandidate;
 import com.google.refine.model.Row;
-import com.google.refine.model.recon.ReconConfig;
-import com.google.refine.model.recon.ReconJob;
-import com.google.refine.model.recon.StandardReconConfig;
 import com.google.refine.model.recon.StandardReconConfig.ColumnDetail;
 import com.google.refine.model.recon.StandardReconConfig.ReconResult;
 import com.google.refine.operations.OperationRegistry;
@@ -206,13 +203,13 @@ public class StandardReconConfigTests extends RefineTest {
         StandardReconConfig r = StandardReconConfig.reconstruct(config);
         Row row = project.rows.get(0);
         ReconJob job = r.createJob(project, 0, row, "title", row.getCell(0));
-        TestUtils.assertEqualAsJson("{"
+        TestUtils.assertEqualsAsJson( job.toString(), "{"
                         + "\"query\":\"mulholland drive\","
                         + "\"type\":\"Q1234\","
                         + "\"properties\":["
                         + "     {\"pid\":\"P123\",\"v\":\"david lynch\"}"
                         + "],"
-                        + "\"type_strict\":\"should\"}", job.toString());
+                        + "\"type_strict\":\"should\"}");
     }
 
     @Test

main/tests/server/src/com/google/refine/operations/recon/ExtendDataOperationTests.java

@@ -40,6 +40,7 @@ import static org.powermock.api.mockito.PowerMockito.mockStatic;
 import java.io.IOException;
 import java.io.InputStream;
 import java.io.StringWriter;
+import java.nio.charset.StandardCharsets;
 import java.util.ArrayList;
 import java.util.Collections;
 import java.util.HashMap;
@@ -198,7 +199,7 @@ public class ExtendDataOperationTests extends RefineTest {
         Set<String> ids = Collections.singleton("Q2");
         String json = "{\"ids\":[\"Q2\"],\"properties\":[{\"id\":\"P571\"},{\"id\":\"P159\"},{\"id\":\"P625\"}]}";
         ReconciledDataExtensionJobStub stub = new ReconciledDataExtensionJobStub(config, "http://endpoint");
-        TestUtils.assertEqualAsJson(json, stub.formulateQueryStub(ids, config));
+        TestUtils.assertEqualsAsJson(stub.formulateQueryStub(ids, config), json);
     }
    
 
@@ -412,7 +413,7 @@ public class ExtendDataOperationTests extends RefineTest {
     InputStream fakeHttpCall(String endpoint, String query) throws IOException {
         JsonNode parsedQuery = ParsingUtilities.mapper.readTree(query);
         if (mockedResponses.containsKey(parsedQuery)) {
-    		return IOUtils.toInputStream(mockedResponses.get(parsedQuery));
+            return IOUtils.toInputStream(mockedResponses.get(parsedQuery), StandardCharsets.UTF_8);
         } else {
             throw new IllegalArgumentException("HTTP call not mocked for query: "+query);
         }

main/tests/server/src/com/google/refine/util/TestUtils.java

@@ -74,9 +74,20 @@ public class TestUtils {
     }
 
     /**
-     * Compare two JSON strings for equality.
+     * Assert that two JSON strings are equal as JSON objects.
+     *
+     * @deprecated for 3.5 by Tom Morris Use the method with the same parameter
+     *             order as the rest of the assert
+     *             methods{@link #assertEqualsAsJson(String, String)}
      */
     public static void assertEqualAsJson(String expected, String actual) {
+        assertEqualsAsJson(actual, expected);
+    }
+
+    /**
+     * Assert that two JSON strings are equal as JSON objects.
+     */
+    public static void assertEqualsAsJson(String actual, String expected) {
         try {
             JsonNode jsonA = mapper.readValue(expected, JsonNode.class);
             JsonNode jsonB = mapper.readValue(actual, JsonNode.class);
@@ -85,14 +96,14 @@ public class TestUtils {
                 fail("Objects above are not equal as JSON strings.");
             }
         } catch(Exception e) {
-            fail("\""+expected+"\" and \""+actual+"\" are not equal as JSON strings.");
+            fail("\""+actual+"\" and \""+expected+"\" are not equal as JSON strings.");
         }
     }
     
-    public static boolean equalAsJson(String expected, String actual)  {
+    public static boolean equalAsJson(String a, String b)  {
         try {
-            JsonNode jsonA = mapper.readValue(expected, JsonNode.class);
+            JsonNode jsonA = mapper.readValue(a, JsonNode.class);
-            JsonNode jsonB = mapper.readValue(actual, JsonNode.class);
+            JsonNode jsonB = mapper.readValue(b, JsonNode.class);
             return (jsonA == null && jsonB == null) || jsonA.equals(jsonB);
         } catch(Exception e) {
             return false;
@@ -114,7 +125,7 @@ public class TestUtils {
                 writer = ParsingUtilities.defaultWriter;
             }
             String jacksonJson = writer.writeValueAsString(o);
-            assertEqualAsJson(targetJson, jacksonJson);
+            assertEqualsAsJson(jacksonJson, targetJson);
         } catch (JsonProcessingException e) {
             e.printStackTrace();
             fail("jackson serialization failed");