19 lines
662 B
JavaScript
19 lines
662 B
JavaScript
// SERVER-7768 aggregate cmd shouldn't fail when $readPreference is specified.
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//
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// @tags: [
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// # This test sets a read preference itself and does not expect it to be overridden.
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// assumes_read_preference_unchanged,
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// ]
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const collection = db[jsTestName()];
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collection.drop();
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assert.commandWorked(collection.insert({foo: 1}));
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// Can't use aggregate helper here because we need to add $readPreference flag.
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let res = db.runCommand({
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aggregate: collection.getName(),
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pipeline: [{$project: {_id: false, foo: true}}],
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$readPreference: {mode: 'primary'},
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cursor: {}
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});
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assert.commandWorked(res);
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assert.eq(res.cursor.firstBatch, [{foo: 1}]); |