use of edu.uci.ics.textdb.textql.languageparser.ParseException in project textdb by TextDB.
the class TextQLParserTest method testStatementsMain.
/**
* Test the statementsMain method of the parser.
* It should parse a list of statements and return the expected list
* of Statement object and provide the Statements to the consumer.
* @throws ParseException if an unexpected ParseException is thrown
*/
@Test
public void testStatementsMain() throws ParseException {
//Declaration of multiple statements for testing
String SelectStatement00 = "SELECT * FROM a;";
String SelectStatement13 = "SELECT h, i, j, KEYWORDMATCH([h6,h7,k8,k9], \"key5\") FROM q LIMIT 5 OFFSET 6;";
String SelectStatement14 = "SELECT KEYWORDMATCH(i6, \"key5\") FROM q;";
String createViewStatement00 = " CREATE VIEW v0 AS SELECT * FROM a; ";
String createViewStatement01 = " CREATE VIEW v1 AS SELECT f8, fa, fc, df, ff FROM j LIMIT 1 OFFSET 8; ";
String createViewStatement02 = " CREATE VIEW v2 AS SELECT e, KEYWORDMATCH([g4,g5], \"key0\") FROM o ;";
String createViewStatement03 = " CREATE VIEW v2 AS SELECT KEYWORDMATCH([g4,g5], \"key0\", substring) FROM o ;";
//Example of statement objects used for testing
ProjectPredicate SelectStatementSelect00 = new ProjectAllFieldsPredicate();
//Statement SelectStatementParameters00 = new SelectStatement("_sid0", , null, "a", null, null);
ProjectPredicate SelectStatementSelect13 = new ProjectSomeFieldsPredicate(Arrays.asList("h", "i", "j"));
ExtractPredicate SelectStatementExtract13 = new KeywordExtractPredicate(Arrays.asList("h6", "h7", "k8", "k9"), "key5", null);
//Statement SelectStatementParameters13 = new SelectStatement("_sid0", , SelectStatementExtract13, "q", 5, 6);
ExtractPredicate SelectStatementExtract14 = new KeywordExtractPredicate(Arrays.asList("i6"), "key5", null);
//Statement SelectStatementParameters14 = new SelectStatement("_sid0", null, SelectStatementExtract14, "q", null, null);
ProjectPredicate cfreateViewStatementSelect00 = new ProjectAllFieldsPredicate();
//Statement createViewStatementSelect00 = new SelectStatement("_sid0", , null, "a", null, null);
//Statement createViewStatementParameters00 = new CreateViewStatement("v0", createViewStatementSelect00);
ProjectPredicate createViewStatementSelect01 = new ProjectSomeFieldsPredicate(Arrays.asList("f8", "fa", "fc", "df", "ff"));
//Statement createViewStatementSelect01 = new SelectStatement("_sid0", , null, "j", 1, 8);
//Statement createViewStatementParameters01 = new CreateViewStatement("v1", createViewStatementSelect01);
ProjectPredicate createViewStatementSelect02 = new ProjectSomeFieldsPredicate(Arrays.asList("e"));
ExtractPredicate createViewStatementExtract02 = new KeywordExtractPredicate(Arrays.asList("g4", "g5"), "key0", null);
//Statement createViewStatementSelect02 = new SelectStatement("_sid0", , createViewStatementExtract02, "o", null, null);
//Statement createViewStatementParameters02 = new CreateViewStatement("v2", createViewStatementSelect02);
ExtractPredicate createViewStatementExtract03 = new KeywordExtractPredicate(Arrays.asList("g4", "g5"), "key0", "substring");
//Statement createViewStatementSelect03 = new SelectStatement("_sid0", null, createViewStatementExtract03, "o", null, null);
//Statement createViewStatementParameters03 = new CreateViewStatement("v2", createViewStatementSelect03);
//Test combinations of statements
String statements00 = SelectStatement00;
Statement statements00Select = new SelectStatement("_sid0", SelectStatementSelect00, null, "a", null, null);
List<Statement> statements00Result = Arrays.asList(statements00Select);
Assert.assertEquals((new TextQLParser(string2InputStream(statements00))).mainStatementList(null), statements00Result);
String statements01 = createViewStatement02;
Statement statements01Select = new SelectStatement("_sid0", createViewStatementSelect02, createViewStatementExtract02, "o", null, null);
Statement statements01CreateView = new CreateViewStatement("v2", statements01Select);
List<Statement> statements01Result = Arrays.asList(statements01CreateView);
Assert.assertEquals((new TextQLParser(string2InputStream(statements01))).mainStatementList(null), statements01Result);
String statements02 = createViewStatement02 + SelectStatement00;
Statement statements02Select00 = new SelectStatement("_sid0", createViewStatementSelect02, createViewStatementExtract02, "o", null, null);
Statement statements02CreateView00 = new CreateViewStatement("v2", statements02Select00);
Statement statements02Select01 = new SelectStatement("_sid1", SelectStatementSelect00, null, "a", null, null);
List<Statement> statementsResult02 = Arrays.asList(statements02CreateView00, statements02Select01);
List<Statement> statementsConsumed02 = new ArrayList<>();
Assert.assertEquals((new TextQLParser(string2InputStream(statements02))).mainStatementList(null), statementsResult02);
Assert.assertEquals((new TextQLParser(string2InputStream(statements02))).mainStatementList(s -> statementsConsumed02.add(s)), statementsResult02);
Assert.assertEquals(statementsConsumed02, statementsResult02);
String statements03 = SelectStatement00 + createViewStatement00 + createViewStatement03;
Statement statements03Select00 = new SelectStatement("_sid0", SelectStatementSelect00, null, "a", null, null);
Statement statements03Select01 = new SelectStatement("_sid1", cfreateViewStatementSelect00, null, "a", null, null);
Statement statements03CreateView01 = new CreateViewStatement("v0", statements03Select01);
Statement statements03Select02 = new SelectStatement("_sid2", null, createViewStatementExtract03, "o", null, null);
Statement statements03CreateView02 = new CreateViewStatement("v2", statements03Select02);
List<Statement> statements03Result = Arrays.asList(statements03Select00, statements03CreateView01, statements03CreateView02);
List<Statement> statements03Consumed = new ArrayList<>();
Assert.assertEquals((new TextQLParser(string2InputStream(statements03))).mainStatementList(null), statements03Result);
Assert.assertEquals((new TextQLParser(string2InputStream(statements03))).mainStatementList(s -> statements03Consumed.add(s)), statements03Result);
Assert.assertEquals(statements03Consumed, statements03Result);
String statements04 = createViewStatement02 + SelectStatement14 + SelectStatement13;
Statement statements04Select00 = new SelectStatement("_sid0", createViewStatementSelect02, createViewStatementExtract02, "o", null, null);
Statement statements04CreateView00 = new CreateViewStatement("v2", statements04Select00);
Statement statements04Select01 = new SelectStatement("_sid1", null, SelectStatementExtract14, "q", null, null);
Statement statements04Select02 = new SelectStatement("_sid2", SelectStatementSelect13, SelectStatementExtract13, "q", 5, 6);
List<Statement> statements04Result = Arrays.asList(statements04CreateView00, statements04Select01, statements04Select02);
List<Statement> statements04Consumed = new ArrayList<>();
Assert.assertEquals((new TextQLParser(string2InputStream(statements04))).mainStatementList(null), statements04Result);
Assert.assertEquals((new TextQLParser(string2InputStream(statements04))).mainStatementList(s -> statements04Consumed.add(s)), statements04Result);
Assert.assertEquals(statements04Consumed, statements04Result);
String statements05 = createViewStatement01 + SelectStatement13 + createViewStatement03;
Statement statements05Select00 = new SelectStatement("_sid0", createViewStatementSelect01, null, "j", 1, 8);
Statement statements05CreateView00 = new CreateViewStatement("v1", statements05Select00);
Statement statements05Select01 = new SelectStatement("_sid1", SelectStatementSelect13, SelectStatementExtract13, "q", 5, 6);
Statement statements05Select02 = new SelectStatement("_sid2", null, createViewStatementExtract03, "o", null, null);
Statement statements05CreateView02 = new CreateViewStatement("v2", statements05Select02);
List<Statement> statements05Result = Arrays.asList(statements05CreateView00, statements05Select01, statements05CreateView02);
List<Statement> statements05Consumed = new ArrayList<>();
Assert.assertEquals((new TextQLParser(string2InputStream(statements05))).mainStatementList(null), statements05Result);
Assert.assertEquals((new TextQLParser(string2InputStream(statements05))).mainStatementList(s -> statements05Consumed.add(s)), statements05Result);
Assert.assertEquals(statements05Consumed, statements05Result);
}
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