80 lines
2 KiB
JavaScript
80 lines
2 KiB
JavaScript
print("BEGIN currentop.js");
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// test basic currentop functionality + querying of nested documents
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t = db.jstests_currentop
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t.drop();
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for(i=0;i<100;i++) {
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t.save({ "num": i });
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}
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// Make sure data is written before we start reading it in parallel shells.
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db.getLastError();
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print("count:" + t.count());
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function ops(q) {
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printjson( db.currentOp().inprog );
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return db.currentOp(q).inprog;
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}
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print("start shell");
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// sleep for a second for each (of 100) documents; can be killed in between documents & test should complete before 100 seconds
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s1 = startParallelShell("db.jstests_currentop.count( { '$where': function() { sleep(1000); } } )");
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print("sleep");
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sleep(1000);
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print("inprog:");
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printjson(db.currentOp().inprog)
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print()
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sleep(1);
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print("inprog:");
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printjson(db.currentOp().inprog)
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print()
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// need to wait for read to start
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print("wait have some ops");
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assert.soon( function(){
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return ops( { "locks.^test": "r", "ns": "test.jstests_currentop" } ).length +
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ops({ "locks.^test": "R", "ns": "test.jstests_currentop" }).length >= 1;
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}, "have_some_ops");
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print("ok");
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s2 = startParallelShell( "db.jstests_currentop.update( { '$where': function() { sleep(150); } }, { 'num': 1 }, false, true ); db.getLastError()" );
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o = [];
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function f() {
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o = ops({ "ns": "test.jstests_currentop" });
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printjson(o);
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var writes = ops({ "locks.^test": "w", "ns": "test.jstests_currentop" }).length;
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var readops = ops({ "locks.^test": "r", "ns": "test.jstests_currentop" });
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print("readops:");
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printjson(readops);
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var reads = readops.length;
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print("total: " + o.length + " w: " + writes + " r:" + reads);
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return o.length > writes && o.length > reads;
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}
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print("go");
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assert.soon( f, "f" );
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// avoid waiting for the operations to complete (if soon succeeded)
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for(var i in o) {
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db.killOp(o[i].opid);
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}
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start = new Date();
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s1();
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s2();
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// don't want to pass if timeout killed the js function
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assert( ( new Date() ) - start < 30000 );
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