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// In SERVER-22580, the $substrCP expression was introduced. In this file, we test the error cases
// of this expression.
load("jstests/aggregation/extras/utils.js"); // For assertErrorCode.
(function() {
"use strict";
var coll = db.substrCP;
coll.drop();
// Need an empty document for pipeline.
coll.insert({});
assertErrorCode(coll,
[{$project: {substr: {$substrCP: ["abc", 0, "a"]}}}],
34452,
"$substrCP" + " does not accept non-numeric types as a length.");
assertErrorCode(coll,
[{$project: {substr: {$substrCP: ["abc", 0, NaN]}}}],
34453,
"$substrCP" + " does not accept non-integers as a length.");
assertErrorCode(coll,
[{$project: {substr: {$substrCP: ["abc", "abc", 3]}}}],
34450,
"$substrCP does not accept non-numeric types as a starting index.");
assertErrorCode(coll,
[{$project: {substr: {$substrCP: ["abc", 2.2, 3]}}}],
34451,
"$substrCP" + " does not accept non-integers as a starting index.");
assertErrorCode(coll,
[{$project: {substr: {$substrCP: ["abc", -1, 3]}}}],
34455,
"$substrCP " + "does not accept negative integers as inputs.");
assertErrorCode(coll,
[{$project: {substr: {$substrCP: ["abc", 1, -3]}}}],
34454,
"$substrCP " + "does not accept negative integers as inputs.");
}());
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