mirror of https://github.com/mongodb/mongo
69 lines
2.6 KiB
JavaScript
69 lines
2.6 KiB
JavaScript
// Test that interrupting a count returns an error code.
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//
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// @tags: [
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// # This test attempts to perform a count command and find it using the currentOp command. The
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// # former operation may be routed to a secondary in the replica set, whereas the latter must be
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// # routed to the primary.
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// assumes_read_preference_unchanged,
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// does_not_support_stepdowns,
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// # Uses $where operator
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// requires_scripting,
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// uses_multiple_connections,
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// uses_parallel_shell,
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// ]
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t = db.count10;
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t.drop();
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for (i = 0; i < 100; i++) {
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t.save({x: i});
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}
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// Start a parallel shell which repeatedly checks for a count
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// query using db.currentOp(). As soon as the op is found,
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// kill it via db.killOp().
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s = startParallelShell('assert.soon(function() {' +
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' current = db.currentOp({"ns": db.count10.getFullName(), ' +
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' "command.count": db.count10.getName()}); ' +
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// Check that we found the count op. If not, return false so
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// that assert.soon will retry.
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' assert("inprog" in current); ' +
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' if (current.inprog.length === 0) { ' +
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' jsTest.log("count10.js: did not find count op, retrying"); ' +
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' printjson(current); ' +
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' return false; ' +
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' } ' +
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' countOp = current.inprog[0]; ' +
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' if (!countOp) { ' +
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' jsTest.log("count10.js: did not find count op, retrying"); ' +
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' printjson(current); ' +
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' return false; ' +
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' } ' +
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// Found the count op. Try to kill it.
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' jsTest.log("count10.js: found count op:"); ' +
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' printjson(current); ' +
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' printjson(db.killOp(countOp.opid)); ' +
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' return true; ' +
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'}, "count10.js: could not find count op after retrying, gave up");');
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function getKilledCount() {
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try {
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db.count10.find("sleep(1000)").count();
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jsTest.log("count10.js: count op completed without being killed");
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} catch (e) {
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return e;
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}
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}
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var res = getKilledCount();
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jsTest.log("count10.js: killed count output start");
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printjson(res);
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jsTest.log("count10.js: killed count output end");
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assert(res);
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assert(res.message.match(/count failed/) !== null);
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assert(res.message.match(/\"code\"/) !== null);
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s();
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