Polish ScriptUtilsUnitTests

spring-jdbc/src/test/java/org/springframework/jdbc/datasource/init/ScriptUtilsUnitTests.java

@@ -57,10 +57,7 @@ public class ScriptUtilsUnitTests {
 		String script = rawStatement1 + delim + rawStatement2 + delim + rawStatement3 + delim;
 		List<String> statements = new ArrayList<>();
 		splitSqlScript(script, delim, statements);
-		assertThat(statements.size()).as("wrong number of statements").isEqualTo(3);
-		assertThat(statements.get(0)).as("statement 1 not split correctly").isEqualTo(cleanedStatement1);
-		assertThat(statements.get(1)).as("statement 2 not split correctly").isEqualTo(cleanedStatement2);
-		assertThat(statements.get(2)).as("statement 3 not split correctly").isEqualTo(cleanedStatement3);
+		assertThat(statements).containsExactly(cleanedStatement1, cleanedStatement2, cleanedStatement3);
 	}
 
 	@Test
@@ -72,10 +69,7 @@ public class ScriptUtilsUnitTests {
 		String script = statement1 + delim + statement2 + delim + statement3 + delim;
 		List<String> statements = new ArrayList<>();
 		splitSqlScript(script, delim, statements);
-		assertThat(statements.size()).as("wrong number of statements").isEqualTo(3);
-		assertThat(statements.get(0)).as("statement 1 not split correctly").isEqualTo(statement1);
-		assertThat(statements.get(1)).as("statement 2 not split correctly").isEqualTo(statement2);
-		assertThat(statements.get(2)).as("statement 3 not split correctly").isEqualTo(statement3);
+		assertThat(statements).containsExactly(statement1, statement2, statement3);
 	}
 
 	@Test
@@ -86,8 +80,7 @@ public class ScriptUtilsUnitTests {
 		String script = statement1 + delim + statement2 + delim;
 		List<String> statements = new ArrayList<>();
 		splitSqlScript(script, DEFAULT_STATEMENT_SEPARATOR, statements);
-		assertThat(statements.size()).as("wrong number of statements").isEqualTo(1);
-		assertThat(statements.get(0)).as("script should have been 'stripped' but not actually 'split'").isEqualTo(script.replace('\n', ' '));
+		assertThat(statements).as("stripped but not split statements").containsExactly(script.replace('\n', ' '));
 	}
 
 	@Test  // SPR-13218
@@ -98,9 +91,7 @@ public class ScriptUtilsUnitTests {
 		String script = statement1 + delim + statement2 + delim;
 		List<String> statements = new ArrayList<>();
 		splitSqlScript(script, ';', statements);
-		assertThat(statements.size()).as("wrong number of statements").isEqualTo(2);
-		assertThat(statements.get(0)).as("statement 1 not split correctly").isEqualTo(statement1);
-		assertThat(statements.get(1)).as("statement 2 not split correctly").isEqualTo(statement2);
+		assertThat(statements).containsExactly(statement1, statement2);
 	}
 
 	@Test  // SPR-11560
@@ -108,13 +99,9 @@ public class ScriptUtilsUnitTests {
 		String script = readScript("db-test-data-multi-newline.sql");
 		List<String> statements = new ArrayList<>();
 		splitSqlScript(script, "\n\n", statements);
-
 		String statement1 = "insert into T_TEST (NAME) values ('Keith')";
 		String statement2 = "insert into T_TEST (NAME) values ('Dave')";
-
-		assertThat(statements.size()).as("wrong number of statements").isEqualTo(2);
-		assertThat(statements.get(0)).as("statement 1 not split correctly").isEqualTo(statement1);
-		assertThat(statements.get(1)).as("statement 2 not split correctly").isEqualTo(statement2);
+		assertThat(statements).containsExactly(statement1, statement2);
 	}
 
 	@Test
@@ -139,18 +126,12 @@ public class ScriptUtilsUnitTests {
 		List<String> statements = new ArrayList<>();
 		splitSqlScript(null, script, ";", commentPrefixes, DEFAULT_BLOCK_COMMENT_START_DELIMITER,
 				DEFAULT_BLOCK_COMMENT_END_DELIMITER, statements);
-
 		String statement1 = "insert into customer (id, name) values (1, 'Rod; Johnson'), (2, 'Adrian Collier')";
 		String statement2 = "insert into orders(id, order_date, customer_id) values (1, '2008-01-02', 2)";
 		String statement3 = "insert into orders(id, order_date, customer_id) values (1, '2008-01-02', 2)";
 		// Statement 4 addresses the error described in SPR-9982.
 		String statement4 = "INSERT INTO persons( person_id , name) VALUES( 1 , 'Name' )";
-
-		assertThat(statements.size()).as("wrong number of statements").isEqualTo(4);
-		assertThat(statements.get(0)).as("statement 1 not split correctly").isEqualTo(statement1);
-		assertThat(statements.get(1)).as("statement 2 not split correctly").isEqualTo(statement2);
-		assertThat(statements.get(2)).as("statement 3 not split correctly").isEqualTo(statement3);
-		assertThat(statements.get(3)).as("statement 4 not split correctly").isEqualTo(statement4);
+		assertThat(statements).containsExactly(statement1, statement2, statement3, statement4);
 	}
 
 	@Test  // SPR-10330
@@ -158,15 +139,10 @@ public class ScriptUtilsUnitTests {
 		String script = readScript("test-data-with-comments-and-leading-tabs.sql");
 		List<String> statements = new ArrayList<>();
 		splitSqlScript(script, ';', statements);
-
 		String statement1 = "insert into customer (id, name) values (1, 'Sam Brannen')";
 		String statement2 = "insert into orders(id, order_date, customer_id) values (1, '2013-06-08', 1)";
 		String statement3 = "insert into orders(id, order_date, customer_id) values (2, '2013-06-08', 1)";
-
-		assertThat(statements.size()).as("wrong number of statements").isEqualTo(3);
-		assertThat(statements.get(0)).as("statement 1 not split correctly").isEqualTo(statement1);
-		assertThat(statements.get(1)).as("statement 2 not split correctly").isEqualTo(statement2);
-		assertThat(statements.get(2)).as("statement 3 not split correctly").isEqualTo(statement3);
+		assertThat(statements).containsExactly(statement1, statement2, statement3);
 	}
 
 	@Test  // SPR-9531
@@ -174,13 +150,9 @@ public class ScriptUtilsUnitTests {
 		String script = readScript("test-data-with-multi-line-comments.sql");
 		List<String> statements = new ArrayList<>();
 		splitSqlScript(script, ';', statements);
-
 		String statement1 = "INSERT INTO users(first_name, last_name) VALUES('Juergen', 'Hoeller')";
 		String statement2 = "INSERT INTO users(first_name, last_name) VALUES( 'Sam' , 'Brannen' )";
-
-		assertThat(statements.size()).as("wrong number of statements").isEqualTo(2);
-		assertThat(statements.get(0)).as("statement 1 not split correctly").isEqualTo(statement1);
-		assertThat(statements.get(1)).as("statement 2 not split correctly").isEqualTo(statement2);
+		assertThat(statements).containsExactly(statement1, statement2);
 	}
 
 	@Test
@@ -188,26 +160,19 @@ public class ScriptUtilsUnitTests {
 		String script = readScript("test-data-with-multi-line-nested-comments.sql");
 		List<String> statements = new ArrayList<>();
 		splitSqlScript(script, ';', statements);
-
 		String statement1 = "INSERT INTO users(first_name, last_name) VALUES('Juergen', 'Hoeller')";
 		String statement2 = "INSERT INTO users(first_name, last_name) VALUES( 'Sam' , 'Brannen' )";
-
-		assertThat(statements.size()).as("wrong number of statements").isEqualTo(2);
-		assertThat(statements.get(0)).as("statement 1 not split correctly").isEqualTo(statement1);
-		assertThat(statements.get(1)).as("statement 2 not split correctly").isEqualTo(statement2);
+		assertThat(statements).containsExactly(statement1, statement2);
 	}
 
 	@Test
 	public void containsDelimiters() {
 		assertThat(containsSqlScriptDelimiters("select 1\n select ';'", ";")).isFalse();
 		assertThat(containsSqlScriptDelimiters("select 1; select 2", ";")).isTrue();
-
 		assertThat(containsSqlScriptDelimiters("select 1; select '\\n\n';", "\n")).isFalse();
 		assertThat(containsSqlScriptDelimiters("select 1\n select 2", "\n")).isTrue();
-
 		assertThat(containsSqlScriptDelimiters("select 1\n select 2", "\n\n")).isFalse();
 		assertThat(containsSqlScriptDelimiters("select 1\n\n select 2", "\n\n")).isTrue();
-
 		// MySQL style escapes '\\'
 		assertThat(containsSqlScriptDelimiters("insert into users(first_name, last_name)\nvalues('a\\\\', 'b;')", ";")).isFalse();
 		assertThat(containsSqlScriptDelimiters("insert into users(first_name, last_name)\nvalues('Charles', 'd\\'Artagnan'); select 1;", ";")).isTrue();