SERVER-58076 Exclude new 5.0 language features from stable API

(cherry picked from commit 7558a7a36cbfcc0af39b0f0bf07861f162c590d2)

1 files changed, 78 insertions, 0 deletions

diff --git a/jstests/core/api_version_new_50_language_features.js b/jstests/core/api_version_new_50_language_features.js
new file mode 100644
index 00000000000..c11abd84885
--- /dev/null
+++ b/jstests/core/api_version_new_50_language_features.js
@@ -0,0 +1,78 @@
+/**
+ * Tests that language features introduced in version 4.9 or 5.0 are not included in API Version 1
+ * yet. This test should be updated or removed in a future release when we have more confidence that
+ * the behavior and syntax is stable.
+ *
+ * @tags: [
+ *   requires_fcv_50,
+ *   uses_api_parameters,
+ * ]
+ */
+
+(function() {
+"use strict";
+
+const collName = "api_version_new_50_language_features";
+const coll = db[collName];
+coll.drop();
+assert.commandWorked(coll.insert({a: 1, date: new ISODate()}));
+
+const unstablePipelines = [
+    [{
+        $setWindowFields: {
+            sortBy: {_id: 1},
+            output: {runningCount: {$sum: 1, window: {documents: ["unbounded", "current"]}}}
+        }
+    }],
+    [{$set: {x: {$dateTrunc: {date: "$date", unit: "second", binSize: 5}}}}],
+    [{$set: {x: {$dateAdd: {startDate: "$date", unit: "day", amount: 1}}}}],
+    [{$set: {x: {$dateSubtract: {startDate: "$date", unit: "day", amount: 1}}}}],
+    [{$set: {x: {$getField: {input: "$$ROOT", field: "x"}}}}],
+    [{$set: {x: {$setField: {input: "$$ROOT", field: "x", value: "foo"}}}}],
+];
+
+function assertAggregateFailsWithAPIStrict(pipeline) {
+    assert.commandFailedWithCode(db.runCommand({
+        aggregate: collName,
+        pipeline: pipeline,
+        cursor: {},
+        apiStrict: true,
+        apiVersion: "1"
+    }),
+                                 ErrorCodes.APIStrictError,
+                                 pipeline);
+}
+
+for (let pipeline of unstablePipelines) {
+    // Assert error thrown when running a pipeline with stages not in API Version 1.
+    assertAggregateFailsWithAPIStrict(pipeline);
+
+    // Assert error thrown when creating a view on a pipeline with stages not in API Version 1.
+    assert.commandFailedWithCode(db.runCommand({
+        create: 'new_50_feature_view',
+        viewOn: collName,
+        pipeline: pipeline,
+        apiStrict: true,
+        apiVersion: "1"
+    }),
+                                 ErrorCodes.APIStrictError,
+                                 pipeline);
+
+    // Assert error is not thrown when running without apiStrict=true.
+    assert.commandWorked(db.runCommand({
+        aggregate: coll.getName(),
+        pipeline: pipeline,
+        apiVersion: "1",
+        cursor: {},
+    }));
+}
+
+// Creating a collection with the unstable validator is not allowed with apiStrict:true.
+assert.commandFailedWithCode(db.runCommand({
+    create: 'new_50_features_validator',
+    validator: {$expr: {$eq: [{$getField: {input: "$$ROOT", field: "dotted.path"}}, 2]}},
+    apiVersion: "1",
+    apiStrict: true
+}),
+                             ErrorCodes.APIStrictError);
+})();