Examples with Path com.questdb.std.str.Path used on opensource projects

Example 51 with Path

use of com.questdb.std.str.Path in project questdb by bluestreak01.

the class SymbolMapTest method testMapDoesNotExist.

@Test
public void testMapDoesNotExist() throws Exception {
    TestUtils.assertMemoryLeak(() -> {
        try (Path path = new Path().of(configuration.getRoot())) {
            try {
                new SymbolMapWriter(configuration, path, "x", 0);
                Assert.fail();
            } catch (CairoException e) {
                Assert.assertTrue(Chars.contains(e.getMessage(), "does not exist"));
            }
        }
    });
}

Example 52 with Path

use of com.questdb.std.str.Path in project questdb by bluestreak01.

the class SymbolMapTest method testRollback.

@Test
public void testRollback() throws Exception {
    TestUtils.assertMemoryLeak(() -> {
        int N = 1024;
        try (Path path = new Path().of(configuration.getRoot())) {
            create(path, "x", N, true);
            try (SymbolMapWriter writer = new SymbolMapWriter(configuration, path, "x", 0)) {
                Rnd rnd = new Rnd();
                long prev = -1L;
                for (int i = 0; i < N; i++) {
                    CharSequence cs = rnd.nextChars(10);
                    long key = writer.put(cs);
                    Assert.assertEquals(prev + 1, key);
                    Assert.assertEquals(key, writer.put(cs));
                    prev = key;
                }
                writer.rollback(N / 2);
                prev = N / 2 - 1;
                for (int i = 0; i < N; i++) {
                    CharSequence cs = rnd.nextChars(10);
                    long key = writer.put(cs);
                    Assert.assertEquals(prev + 1, key);
                    Assert.assertEquals(key, writer.put(cs));
                    prev = key;
                }
            }
        }
    });
}

Example 53 with Path

use of com.questdb.std.str.Path in project questdb by bluestreak01.

the class SymbolMapTest method testShortHeader.

@Test
public void testShortHeader() throws Exception {
    TestUtils.assertMemoryLeak(() -> {
        try (Path path = new Path().of(configuration.getRoot())) {
            int plen = path.length();
            Assert.assertTrue(configuration.getFilesFacade().touch(path.concat("x").put(".o").$()));
            try {
                new SymbolMapWriter(configuration, path.trimTo(plen), "x", 0);
                Assert.fail();
            } catch (CairoException e) {
                Assert.assertTrue(Chars.contains(e.getMessage(), "too short"));
            }
        }
    });
}

Example 54 with Path

use of com.questdb.std.str.Path in project questdb by bluestreak01.

the class SymbolMapTest method testTransactionalRead.

@Test
public void testTransactionalRead() throws Exception {
    TestUtils.assertMemoryLeak(() -> {
        int N = 1000000;
        Rnd rnd = new Rnd();
        try (Path path = new Path().of(configuration.getRoot())) {
            create(path, "x", N, false);
            try (SymbolMapWriter writer = new SymbolMapWriter(configuration, path, "x", 0)) {
                long prev = -1L;
                for (int i = 0; i < N; i++) {
                    CharSequence cs = rnd.nextChars(10);
                    long key = writer.put(cs);
                    Assert.assertEquals(prev + 1, key);
                    prev = key;
                }
                rnd.reset();
                try (SymbolMapReaderImpl reader = new SymbolMapReaderImpl(configuration, path, "x", N)) {
                    for (int i = 0; i < N; i++) {
                        CharSequence cs = rnd.nextChars(10);
                        TestUtils.assertEquals(cs, reader.value(i));
                        Assert.assertEquals(i, reader.getQuick(cs));
                    }
                    Assert.assertNull(reader.value(N));
                    Assert.assertEquals(SymbolTable.VALUE_NOT_FOUND, reader.getQuick("hola"));
                    Assert.assertEquals(N, writer.put("XYZ"));
                    // must not be able to read new symbol
                    Assert.assertNull(reader.value(N));
                    Assert.assertEquals(SymbolTable.VALUE_NOT_FOUND, reader.getQuick("XYZ"));
                    reader.updateSymbolCount(N + 1);
                    TestUtils.assertEquals("XYZ", reader.value(N));
                    Assert.assertEquals(N, reader.getQuick("XYZ"));
                }
            }
        }
    });
}

Example 55 with Path

use of com.questdb.std.str.Path in project questdb by bluestreak01.

the class SymbolMapTest method testAppend.

@Test
public void testAppend() throws Exception {
    TestUtils.assertMemoryLeak(() -> {
        int N = 1000;
        try (Path path = new Path().of(configuration.getRoot())) {
            create(path, "x", N, true);
            Rnd rnd = new Rnd();
            try (SymbolMapWriter writer = new SymbolMapWriter(configuration, path, "x", 0)) {
                long prev = -1L;
                for (int i = 0; i < N; i++) {
                    CharSequence cs = rnd.nextChars(10);
                    long key = writer.put(cs);
                    Assert.assertEquals(prev + 1, key);
                    Assert.assertEquals(key, writer.put(cs));
                    prev = key;
                }
            }
            try (SymbolMapWriter writer = new SymbolMapWriter(configuration, path, "x", N)) {
                long prev = N - 1;
                // append second batch and check that symbol keys start with N
                for (int i = 0; i < N; i++) {
                    CharSequence cs = rnd.nextChars(10);
                    long key = writer.put(cs);
                    Assert.assertEquals(prev + 1, key);
                    Assert.assertEquals(key, writer.put(cs));
                    prev = key;
                }
                // try append first batch - this should return symbol keys starting with 0
                rnd.reset();
                prev = -1;
                for (int i = 0; i < N; i++) {
                    CharSequence cs = rnd.nextChars(10);
                    long key = writer.put(cs);
                    Assert.assertEquals(prev + 1, key);
                    prev = key;
                }
                Assert.assertEquals(SymbolTable.VALUE_IS_NULL, writer.put(null));
            }
        }
    });
}