89 lines
3.6 KiB
JavaScript
89 lines
3.6 KiB
JavaScript
// Test the killCursors command.
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//
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// @tags: [
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// # The test runs commands that are not allowed with security token: killCursors.
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// not_allowed_with_signed_security_token,
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// # Does not support stepdowns because if a stepdown were to occur between running find() and
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// # calling killCursors on the cursor ID returned by find(), the killCursors might be sent to
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// # different node than the one which has the cursor. This would result in the node returning
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// # "CursorNotFound."
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// does_not_support_stepdowns,
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// uses_testing_only_commands,
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// # This test relies on find commands returning specific batch-sized responses.
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// assumes_no_implicit_cursor_exhaustion,
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// ]
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var cmdRes;
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var cursor;
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var cursorId;
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var coll = db.jstest_killcursors;
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coll.drop();
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for (var i = 0; i < 10; i++) {
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assert.commandWorked(coll.insert({_id: i}));
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}
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// killCursors command should fail if the collection name is not a string.
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cmdRes = db.runCommand(
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{killCursors: {foo: "bad collection param"}, cursors: [NumberLong(123), NumberLong(456)]});
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assert.commandFailedWithCode(
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cmdRes, [ErrorCodes.TypeMismatch, ErrorCodes.BadValue, ErrorCodes.InvalidNamespace]);
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// killCursors command should fail if the cursors parameter is not an array.
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cmdRes =
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db.runCommand({killCursors: coll.getName(), cursors: {a: NumberLong(123), b: NumberLong(456)}});
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assert.commandFailedWithCode(cmdRes, ErrorCodes.TypeMismatch);
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// killCursors command should report that zero cursors were killed if the cursors parameter is an
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// empty array.
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cmdRes = db.runCommand({killCursors: coll.getName(), cursors: []});
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assert.commandWorked(cmdRes);
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assert.eq(cmdRes.cursorsKilled, []);
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assert.eq(cmdRes.cursorsNotFound, []);
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assert.eq(cmdRes.cursorsAlive, []);
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assert.eq(cmdRes.cursorsUnknown, []);
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// killCursors command should report cursors as not found if the collection does not exist.
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cmdRes = db.runCommand(
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{killCursors: "non-existent-collection", cursors: [NumberLong(123), NumberLong(456)]});
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assert.commandWorked(cmdRes);
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assert.eq(cmdRes.cursorsKilled, []);
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assert.eq(cmdRes.cursorsNotFound, [NumberLong(123), NumberLong(456)]);
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assert.eq(cmdRes.cursorsAlive, []);
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assert.eq(cmdRes.cursorsUnknown, []);
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// killCursors command should report non-existent cursors as "not found".
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cmdRes = db.runCommand({killCursors: coll.getName(), cursors: [NumberLong(123), NumberLong(456)]});
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assert.commandWorked(cmdRes);
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assert.eq(cmdRes.cursorsKilled, []);
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assert.eq(cmdRes.cursorsNotFound, [NumberLong(123), NumberLong(456)]);
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assert.eq(cmdRes.cursorsAlive, []);
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assert.eq(cmdRes.cursorsUnknown, []);
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// Test a case where one cursors exists and is killed but the other does not exist.
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cmdRes = db.runCommand({find: coll.getName(), batchSize: 2});
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assert.commandWorked(cmdRes);
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cursorId = cmdRes.cursor.id;
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assert.neq(cursorId, NumberLong(0));
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cmdRes = db.runCommand({killCursors: coll.getName(), cursors: [NumberLong(123), cursorId]});
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assert.commandWorked(cmdRes);
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assert.eq(cmdRes.cursorsKilled, [cursorId]);
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assert.eq(cmdRes.cursorsNotFound, [NumberLong(123)]);
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assert.eq(cmdRes.cursorsAlive, []);
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assert.eq(cmdRes.cursorsUnknown, []);
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// Test killing a noTimeout cursor.
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cmdRes = db.runCommand({find: coll.getName(), batchSize: 2, noCursorTimeout: true});
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assert.commandWorked(cmdRes);
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cursorId = cmdRes.cursor.id;
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assert.neq(cursorId, NumberLong(0));
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cmdRes = db.runCommand({killCursors: coll.getName(), cursors: [NumberLong(123), cursorId]});
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assert.commandWorked(cmdRes);
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assert.eq(cmdRes.cursorsKilled, [cursorId]);
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assert.eq(cmdRes.cursorsNotFound, [NumberLong(123)]);
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assert.eq(cmdRes.cursorsAlive, []);
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assert.eq(cmdRes.cursorsUnknown, []);
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