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38 lines
1.5 KiB
JavaScript
38 lines
1.5 KiB
JavaScript
// check notablescan mode for capped collection / tailable cursor
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//
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// The test runs commands that are not allowed with security token: setParameter.
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// @tags: [
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// not_allowed_with_security_token,
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// assumes_against_mongod_not_mongos,
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// # This test attempts to perform read operations after having enabled the notablescan server
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// # parameter. The former operations may be routed to a secondary in the replica set, whereas the
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// # latter must be routed to the primary.
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// assumes_read_preference_unchanged,
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// assumes_superuser_permissions,
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// does_not_support_stepdowns,
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// requires_capped,
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// # Server parameters are stored in-memory only so are not transferred onto the recipient. This
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// # test sets the server parameter "notablescan" to force the node to not execute queries that
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// # require a collection scan and return an error.
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// tenant_migration_incompatible,
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// ]
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t = db.test_notablescan_capped;
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t.drop();
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assert.commandWorked(db.createCollection(t.getName(), {capped: true, size: 100}));
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try {
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assert.commandWorked(db._adminCommand({setParameter: 1, notablescan: true}));
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err = assert.throws(function() {
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t.find({a: 1}).tailable(true).next();
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});
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assert.includes(err.toString(), "tailable");
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assert.includes(err.toString(), "notablescan");
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} finally {
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// We assume notablescan was false before this test started and restore that
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// expected value.
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assert.commandWorked(db._adminCommand({setParameter: 1, notablescan: false}));
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}
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