diff options
Diffstat (limited to 'bdb/test/scr016/TestConstruct01.java')
| -rw-r--r-- | bdb/test/scr016/TestConstruct01.java | 474 |
1 files changed, 474 insertions, 0 deletions
diff --git a/bdb/test/scr016/TestConstruct01.java b/bdb/test/scr016/TestConstruct01.java new file mode 100644 index 00000000000..b60073ebc0d --- /dev/null +++ b/bdb/test/scr016/TestConstruct01.java @@ -0,0 +1,474 @@ +/*- + * See the file LICENSE for redistribution information. + * + * Copyright (c) 2000-2002 + * Sleepycat Software. All rights reserved. + * + * $Id: TestConstruct01.java,v 1.6 2002/01/23 14:29:51 bostic Exp $ + */ + +/* + * Do some regression tests for constructors. + * Run normally (without arguments) it is a simple regression test. + * Run with a numeric argument, it repeats the regression a number + * of times, to try to determine if there are memory leaks. + */ + +package com.sleepycat.test; + +import com.sleepycat.db.*; +import java.io.File; +import java.io.IOException; +import java.io.FileNotFoundException; + +public class TestConstruct01 +{ + public static final String CONSTRUCT01_DBNAME = "construct01.db"; + public static final String CONSTRUCT01_DBDIR = "/tmp"; + public static final String CONSTRUCT01_DBFULLPATH = + CONSTRUCT01_DBDIR + "/" + CONSTRUCT01_DBNAME; + + private int itemcount; // count the number of items in the database + public static boolean verbose_flag = false; + + public static void ERR(String a) + { + System.out.println("FAIL: " + a); + System.err.println("FAIL: " + a); + sysexit(1); + } + + public static void DEBUGOUT(String s) + { + System.out.println(s); + } + + public static void VERBOSEOUT(String s) + { + if (verbose_flag) + System.out.println(s); + } + + public static void sysexit(int code) + { + System.exit(code); + } + + private static void check_file_removed(String name, boolean fatal, + boolean force_remove_first) + { + File f = new File(name); + if (force_remove_first) { + f.delete(); + } + if (f.exists()) { + if (fatal) + System.out.print("FAIL: "); + System.out.print("File \"" + name + "\" still exists after run\n"); + if (fatal) + sysexit(1); + } + } + + + // Check that key/data for 0 - count-1 are already present, + // and write a key/data for count. The key and data are + // both "0123...N" where N == count-1. + // + // For some reason on Windows, we need to open using the full pathname + // of the file when there is no environment, thus the 'has_env' + // variable. + // + void rundb(Db db, int count, boolean has_env, TestOptions options) + throws DbException, FileNotFoundException + { + String name; + + if (has_env) + name = CONSTRUCT01_DBNAME; + else + name = CONSTRUCT01_DBFULLPATH; + + db.set_error_stream(System.err); + + // We don't really care about the pagesize, but we do want + // to make sure adjusting Db specific variables works before + // opening the db. + // + db.set_pagesize(1024); + db.open(null, name, null, Db.DB_BTREE, + (count != 0) ? 0 : Db.DB_CREATE, 0664); + + + // The bit map of keys we've seen + long bitmap = 0; + + // The bit map of keys we expect to see + long expected = (1 << (count+1)) - 1; + + byte outbuf[] = new byte[count+1]; + int i; + for (i=0; i<count; i++) { + outbuf[i] = (byte)('0' + i); + //outbuf[i] = System.out.println((byte)('0' + i); + } + outbuf[i++] = (byte)'x'; + + /* + System.out.println("byte: " + ('0' + 0) + ", after: " + + (int)'0' + "=" + (int)('0' + 0) + + "," + (byte)outbuf[0]); + */ + + Dbt key = new Dbt(outbuf, 0, i); + Dbt data = new Dbt(outbuf, 0, i); + + //DEBUGOUT("Put: " + (char)outbuf[0] + ": " + new String(outbuf)); + db.put(null, key, data, Db.DB_NOOVERWRITE); + + // Acquire a cursor for the table. + Dbc dbcp = db.cursor(null, 0); + + // Walk through the table, checking + Dbt readkey = new Dbt(); + Dbt readdata = new Dbt(); + Dbt whoknows = new Dbt(); + + readkey.set_flags(options.dbt_alloc_flags); + readdata.set_flags(options.dbt_alloc_flags); + + //DEBUGOUT("Dbc.get"); + while (dbcp.get(readkey, readdata, Db.DB_NEXT) == 0) { + String key_string = new String(readkey.get_data()); + String data_string = new String(readdata.get_data()); + //DEBUGOUT("Got: " + key_string + ": " + data_string); + int len = key_string.length(); + if (len <= 0 || key_string.charAt(len-1) != 'x') { + ERR("reread terminator is bad"); + } + len--; + long bit = (1 << len); + if (len > count) { + ERR("reread length is bad: expect " + count + " got "+ len + " (" + key_string + ")" ); + } + else if (!data_string.equals(key_string)) { + ERR("key/data don't match"); + } + else if ((bitmap & bit) != 0) { + ERR("key already seen"); + } + else if ((expected & bit) == 0) { + ERR("key was not expected"); + } + else { + bitmap |= bit; + expected &= ~(bit); + for (i=0; i<len; i++) { + if (key_string.charAt(i) != ('0' + i)) { + System.out.print(" got " + key_string + + " (" + (int)key_string.charAt(i) + + "), wanted " + i + + " (" + (int)('0' + i) + + ") at position " + i + "\n"); + ERR("key is corrupt"); + } + } + } + } + if (expected != 0) { + System.out.print(" expected more keys, bitmap is: " + expected + "\n"); + ERR("missing keys in database"); + } + dbcp.close(); + db.close(0); + } + + void t1(TestOptions options) + throws DbException, FileNotFoundException + { + Db db = new Db(null, 0); + rundb(db, itemcount++, false, options); + } + + void t2(TestOptions options) + throws DbException, FileNotFoundException + { + Db db = new Db(null, 0); + rundb(db, itemcount++, false, options); + // rundb(db, itemcount++, false, options); + // rundb(db, itemcount++, false, options); + } + + void t3(TestOptions options) + throws DbException, FileNotFoundException + { + Db db = new Db(null, 0); + // rundb(db, itemcount++, false, options); + db.set_errpfx("test3"); + for (int i=0; i<100; i++) + db.set_errpfx("str" + i); + rundb(db, itemcount++, false, options); + } + + void t4(TestOptions options) + throws DbException, FileNotFoundException + { + DbEnv env = new DbEnv(0); + env.open(CONSTRUCT01_DBDIR, Db.DB_CREATE | Db.DB_INIT_MPOOL, 0); + Db db = new Db(env, 0); + /**/ + //rundb(db, itemcount++, true, options); + db.set_errpfx("test4"); + rundb(db, itemcount++, true, options); + /**/ + env.close(0); + } + + void t5(TestOptions options) + throws DbException, FileNotFoundException + { + DbEnv env = new DbEnv(0); + env.open(CONSTRUCT01_DBDIR, Db.DB_CREATE | Db.DB_INIT_MPOOL, 0); + Db db = new Db(env, 0); + // rundb(db, itemcount++, true, options); + db.set_errpfx("test5"); + rundb(db, itemcount++, true, options); + /* + env.close(0); + + // reopen the environment, don't recreate + env.open(CONSTRUCT01_DBDIR, Db.DB_INIT_MPOOL, 0); + // Note we cannot reuse the old Db! + */ + Db anotherdb = new Db(env, 0); + + // rundb(anotherdb, itemcount++, true, options); + anotherdb.set_errpfx("test5"); + rundb(anotherdb, itemcount++, true, options); + env.close(0); + } + + void t6(TestOptions options) + throws DbException, FileNotFoundException + { + Db db = new Db(null, 0); + DbEnv dbenv = new DbEnv(0); + db.close(0); + dbenv.close(0); + + System.gc(); + System.runFinalization(); + } + + // By design, t7 leaves a db and dbenv open; it should be detected. + void t7(TestOptions options) + throws DbException, FileNotFoundException + { + Db db = new Db(null, 0); + DbEnv dbenv = new DbEnv(0); + + System.gc(); + System.runFinalization(); + } + + // remove any existing environment or database + void removeall(boolean use_db) + { + { + if (use_db) { + try { + /**/ + //memory leak for this: + Db tmpdb = new Db(null, 0); + tmpdb.remove(CONSTRUCT01_DBFULLPATH, null, 0); + /**/ + DbEnv tmpenv = new DbEnv(0); + tmpenv.remove(CONSTRUCT01_DBDIR, Db.DB_FORCE); + } + catch (DbException dbe) { + System.err.println("error during remove: " + dbe); + } + catch (FileNotFoundException fnfe) { + //expected error: + // System.err.println("error during remove: " + fnfe); + } + } + } + check_file_removed(CONSTRUCT01_DBFULLPATH, true, !use_db); + for (int i=0; i<8; i++) { + String fname = "__db.00" + i; + check_file_removed(fname, true, !use_db); + } + } + + boolean doall(TestOptions options) + { + itemcount = 0; + try { + removeall((options.testmask & 1) != 0); + for (int item=1; item<32; item++) { + if ((options.testmask & (1 << item)) != 0) { + VERBOSEOUT(" Running test " + item + ":"); + switch (item) { + case 1: + t1(options); + break; + case 2: + t2(options); + break; + case 3: + t3(options); + break; + case 4: + t4(options); + break; + case 5: + t5(options); + break; + case 6: + t6(options); + break; + case 7: + t7(options); + break; + default: + ERR("unknown test case: " + item); + break; + } + VERBOSEOUT(" finished.\n"); + } + } + removeall((options.testmask & 1) != 0); + options.successcounter++; + return true; + } + catch (DbException dbe) { + ERR("EXCEPTION RECEIVED: " + dbe); + } + catch (FileNotFoundException fnfe) { + ERR("EXCEPTION RECEIVED: " + fnfe); + } + return false; + } + + public static void main(String args[]) + { + int iterations = 200; + int mask = 0x7f; + + // Make sure the database file is removed before we start. + check_file_removed(CONSTRUCT01_DBFULLPATH, true, true); + + for (int argcnt=0; argcnt<args.length; argcnt++) { + String arg = args[argcnt]; + if (arg.charAt(0) == '-') { + // keep on lower bit, which means to remove db between tests. + mask = 1; + for (int pos=1; pos<arg.length(); pos++) { + char ch = arg.charAt(pos); + if (ch >= '0' && ch <= '9') { + mask |= (1 << (ch - '0')); + } + else if (ch == 'v') { + verbose_flag = true; + } + else { + ERR("Usage: construct01 [-testdigits] count"); + } + } + VERBOSEOUT("mask = " + mask); + + } + else { + try { + iterations = Integer.parseInt(arg); + if (iterations < 0) { + ERR("Usage: construct01 [-testdigits] count"); + } + } + catch (NumberFormatException nfe) { + ERR("EXCEPTION RECEIVED: " + nfe); + } + } + } + + // Run GC before and after the test to give + // a baseline for any Java memory used. + // + System.gc(); + System.runFinalization(); + VERBOSEOUT("gc complete"); + long starttotal = Runtime.getRuntime().totalMemory(); + long startfree = Runtime.getRuntime().freeMemory(); + + TestConstruct01 con = new TestConstruct01(); + int[] dbt_flags = { 0, Db.DB_DBT_MALLOC, Db.DB_DBT_REALLOC }; + String[] dbt_flags_name = { "default", "malloc", "realloc" }; + + TestOptions options = new TestOptions(); + options.testmask = mask; + + for (int flagiter = 0; flagiter < dbt_flags.length; flagiter++) { + options.dbt_alloc_flags = dbt_flags[flagiter]; + + VERBOSEOUT("Running with DBT alloc flags: " + + dbt_flags_name[flagiter]); + for (int i=0; i<iterations; i++) { + if (iterations != 0) { + VERBOSEOUT("(" + i + "/" + iterations + ") "); + } + VERBOSEOUT("construct01 running:"); + if (!con.doall(options)) { + ERR("SOME TEST FAILED"); + } + else { + VERBOSEOUT("\nTESTS SUCCESSFUL"); + } + + // We continually run GC during the test to keep + // the Java memory usage low. That way we can + // monitor the total memory usage externally + // (e.g. via ps) and verify that we aren't leaking + // memory in the JNI or DB layer. + // + System.gc(); + System.runFinalization(); + VERBOSEOUT("gc complete"); + } + } + + if (options.successcounter == 600) { + System.out.println("ALL TESTS SUCCESSFUL"); + } + else { + System.out.println("***FAIL: " + (600 - options.successcounter) + + " tests did not complete"); + } + long endtotal = Runtime.getRuntime().totalMemory(); + long endfree = Runtime.getRuntime().freeMemory(); + + System.out.println("delta for total mem: " + magnitude(endtotal - starttotal)); + System.out.println("delta for free mem: " + magnitude(endfree - startfree)); + + return; + } + + static String magnitude(long value) + { + final long max = 10000000; + for (long scale = 10; scale <= max; scale *= 10) { + if (value < scale && value > -scale) + return "<" + scale; + } + return ">" + max; + } + +} + +class TestOptions +{ + int testmask = 0; // which tests to run + int dbt_alloc_flags = 0; // DB_DBT_* flags to use + int successcounter =0; +} + |