58 lines
2.2 KiB
JavaScript
58 lines
2.2 KiB
JavaScript
// SERVER-10689 introduced the $switch expression. In this file, we test the error cases of the
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// expression.
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load("jstests/aggregation/extras/utils.js"); // For assertErrorCode.
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(function() {
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"use strict";
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var coll = db.switch;
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coll.drop();
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var pipeline = {"$project": {"output": {"$switch": "not an object"}}};
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assertErrorCode(coll, pipeline, 40060, "$switch requires an object as an argument.");
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pipeline = {"$project": {"output": {"$switch": {"branches": "not an array"}}}};
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assertErrorCode(coll, pipeline, 40061, "$switch requires 'branches' to be an array.");
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pipeline = {"$project": {"output": {"$switch": {"branches": ["not an object"]}}}};
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assertErrorCode(coll, pipeline, 40062, "$switch requires each branch to be an object.");
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pipeline = {"$project": {"output": {"$switch": {"branches": [{}]}}}};
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assertErrorCode(coll, pipeline, 40064, "$switch requires each branch have a 'case'.");
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pipeline = {
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"$project": {
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"output": {
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"$switch": {
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"branches": [{
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"case": 1,
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}]
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}
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}
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}
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};
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assertErrorCode(coll, pipeline, 40065, "$switch requires each branch have a 'then'.");
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pipeline = {
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"$project":
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{"output": {"$switch": {"branches": [{"case": true, "then": false, "badKey": 1}]}}}
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};
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assertErrorCode(coll, pipeline, 40063, "$switch found a branch with an unknown argument");
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pipeline = {"$project": {"output": {"$switch": {"notAnArgument": 1}}}};
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assertErrorCode(coll, pipeline, 40067, "$switch found an unknown argument");
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pipeline = {"$project": {"output": {"$switch": {"branches": []}}}};
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assertErrorCode(coll, pipeline, 40068, "$switch requires at least one branch");
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pipeline = {"$project": {"output": {"$switch": {}}}};
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assertErrorCode(coll, pipeline, 40068, "$switch requires at least one branch");
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coll.insert({x: 1});
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pipeline = {
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"$project":
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{"output": {"$switch": {"branches": [{"case": {"$eq": ["$x", 0]}, "then": 1}]}}}
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};
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assertErrorCode(coll, pipeline, 40066, "$switch has no default and an input matched no case");
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}());
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