CSHARP-4440: Incorporate MongoDB.Labs.Search library (mongodb#989)

build.cake

@@ -240,6 +240,13 @@ Task("TestAtlasDataLake")
         action: (BuildConfig buildConfig, Path testProject) =>
            RunTests(buildConfig, testProject, filter: "Category=\"AtlasDataLake\""));
 
+Task("TestAtlasSearch")
+    .IsDependentOn("Build")
+    .DoesForEach(
+        items: GetFiles("./**/MongoDB.Driver.Tests.csproj"),
+        action: (BuildConfig buildConfig, Path testProject) =>
+           RunTests(buildConfig, testProject, filter: "Category=\"AtlasSearch\""));
+
 Task("TestOcsp")
     .IsDependentOn("Build")
     .DoesForEach(

evergreen/evergreen.yml

@@ -684,6 +684,15 @@ functions:
           ${PREPARE_SHELL}
           evergreen/run-atlas-data-lake-test.sh
 
+  run-atlas-search-test:
+    - command: shell.exec
+      type: test
+      params:
+        working_dir: mongo-csharp-driver
+        script: |
+          ${PREPARE_SHELL}
+          ATLAS_SEARCH="${ATLAS_SEARCH}" evergreen/run-atlas-search-test.sh
+
   run-ocsp-test:
     - command: shell.exec
       type: test
@@ -1202,6 +1211,10 @@ tasks:
         - func: bootstrap-mongohoused
         - func: run-atlas-data-lake-test
 
+    - name: atlas-search-test
+      commands:
+        - func: run-atlas-search-test
+
     - name: test-serverless-net472
       exec_timeout_secs: 2700 # 45 minutes: 15 for setup + 30 for tests
       commands:
@@ -2068,6 +2081,13 @@ buildvariants:
   tasks:
     - name: atlas-data-lake-test
 
+- name: atlas-search-test
+  display_name: "Atlas Search Tests"
+  run_on:
+    - windows-64-vs2017-test
+  tasks:
+    - name: atlas-search-test
+
 - name: gssapi-auth-tests-windows
   run_on:
     - windows-64-vs2017-test

evergreen/run-atlas-search-test.sh

@@ -0,0 +1,17 @@
+#!/usr/bin/env bash
+
+set -o xtrace
+set -o errexit  # Exit the script with error if any of the commands fail
+
+# Environment variables produced as output
+#       ATLAS_SEARCH_TESTS_ENABLED  Enable atlas search tests.
+
+############################################
+#            Main Program                  #
+############################################
+
+echo "Running Atlas Search driver tests"
+
+export ATLAS_SEARCH_TESTS_ENABLED=true
+
+powershell.exe .\\build.ps1 --target=TestAtlasSearch

src/MongoDB.Driver.Core/Core/Misc/Ensure.cs

@@ -27,6 +27,22 @@ namespace MongoDB.Driver.Core.Misc
     [DebuggerStepThrough]
     public static class Ensure
     {
+        /// <summary>
+        /// Ensures that the value of a parameter is not null.
+        /// </summary>
+        /// <typeparam name="T">Type type of the value.</typeparam>
+        /// <param name="value">The value of the parameter.</param>
+        /// <param name="paramName">The name of the parameter.</param>
+        /// <returns>The value of the parameter.</returns>
+        public static Nullable<T> HasValue<T>(Nullable<T> value, string paramName) where T : struct
+        {
+            if (!value.HasValue)
+            {
+                throw new ArgumentException("The Nullable parameter must have a value.", paramName);
+            }
+            return value;
+        }
+
         /// <summary>
         /// Ensures that the value of a parameter is between a minimum and a maximum value.
         /// </summary>
@@ -65,34 +81,36 @@ public static T IsEqualTo<T>(T value, T comparand, string paramName)
         }
 
         /// <summary>
-        /// Ensures that the value of a parameter is greater than or equal to a comparand.
+        /// Ensures that the value of a parameter is greater than a comparand.
         /// </summary>
         /// <typeparam name="T">Type type of the value.</typeparam>
         /// <param name="value">The value of the parameter.</param>
         /// <param name="comparand">The comparand.</param>
         /// <param name="paramName">The name of the parameter.</param>
         /// <returns>The value of the parameter.</returns>
-        public static T IsGreaterThanOrEqualTo<T>(T value, T comparand, string paramName) where T : IComparable<T>
+        public static T IsGreaterThan<T>(T value, T comparand, string paramName) where T : IComparable<T>
         {
-            if (value.CompareTo(comparand) < 0)
+            if (value.CompareTo(comparand) <= 0)
             {
-                var message = string.Format("Value is not greater than or equal to {1}: {0}.", value, comparand);
+                var message = $"Value is not greater than {comparand}: {value}.";
                 throw new ArgumentOutOfRangeException(paramName, message);
             }
             return value;
         }
 
         /// <summary>
-        /// Ensures that the value of a parameter is greater than or equal to zero.
+        /// Ensures that the value of a parameter is greater than or equal to a comparand.
         /// </summary>
+        /// <typeparam name="T">Type type of the value.</typeparam>
         /// <param name="value">The value of the parameter.</param>
+        /// <param name="comparand">The comparand.</param>
         /// <param name="paramName">The name of the parameter.</param>
         /// <returns>The value of the parameter.</returns>
-        public static int IsGreaterThanOrEqualToZero(int value, string paramName)
+        public static T IsGreaterThanOrEqualTo<T>(T value, T comparand, string paramName) where T : IComparable<T>
         {
-            if (value < 0)
+            if (value.CompareTo(comparand) < 0)
             {
-                var message = string.Format("Value is not greater than or equal to 0: {0}.", value);
+                var message = string.Format("Value is not greater than or equal to {1}: {0}.", value, comparand);
                 throw new ArgumentOutOfRangeException(paramName, message);
             }
             return value;
@@ -104,79 +122,62 @@ public static int IsGreaterThanOrEqualToZero(int value, string paramName)
         /// <param name="value">The value of the parameter.</param>
         /// <param name="paramName">The name of the parameter.</param>
         /// <returns>The value of the parameter.</returns>
-        public static long IsGreaterThanOrEqualToZero(long value, string paramName)
-        {
-            if (value < 0)
-            {
-                var message = string.Format("Value is not greater than or equal to 0: {0}.", value);
-                throw new ArgumentOutOfRangeException(paramName, message);
-            }
-            return value;
-        }
+        public static int IsGreaterThanOrEqualToZero(int value, string paramName) =>
+            IsGreaterThanOrEqualTo(value, 0, paramName);
 
         /// <summary>
         /// Ensures that the value of a parameter is greater than or equal to zero.
         /// </summary>
         /// <param name="value">The value of the parameter.</param>
         /// <param name="paramName">The name of the parameter.</param>
         /// <returns>The value of the parameter.</returns>
-        public static TimeSpan IsGreaterThanOrEqualToZero(TimeSpan value, string paramName)
-        {
-            if (value < TimeSpan.Zero)
-            {
-                var message = string.Format("Value is not greater than or equal to zero: {0}.", TimeSpanParser.ToString(value));
-                throw new ArgumentOutOfRangeException(paramName, message);
-            }
-            return value;
-        }
+        public static long IsGreaterThanOrEqualToZero(long value, string paramName) =>
+            IsGreaterThanOrEqualTo(value, 0, paramName);
+
+        /// <summary>
+        /// Ensures that the value of a parameter is greater than or equal to zero.
+        /// </summary>
+        /// <param name="value">The value of the parameter.</param>
+        /// <param name="paramName">The name of the parameter.</param>
+        /// <returns>The value of the parameter.</returns>
+        public static TimeSpan IsGreaterThanOrEqualToZero(TimeSpan value, string paramName) =>
+            IsGreaterThanOrEqualTo(value, TimeSpan.Zero, paramName);
 
         /// <summary>
         /// Ensures that the value of a parameter is greater than zero.
         /// </summary>
         /// <param name="value">The value of the parameter.</param>
         /// <param name="paramName">The name of the parameter.</param>
         /// <returns>The value of the parameter.</returns>
-        public static int IsGreaterThanZero(int value, string paramName)
-        {
-            if (value <= 0)
-            {
-                var message = string.Format("Value is not greater than zero: {0}.", value);
-                throw new ArgumentOutOfRangeException(paramName, message);
-            }
-            return value;
-        }
+        public static int IsGreaterThanZero(int value, string paramName) =>
+            IsGreaterThan(value, 0, paramName);
 
         /// <summary>
         /// Ensures that the value of a parameter is greater than zero.
         /// </summary>
         /// <param name="value">The value of the parameter.</param>
         /// <param name="paramName">The name of the parameter.</param>
         /// <returns>The value of the parameter.</returns>
-        public static long IsGreaterThanZero(long value, string paramName)
-        {
-            if (value <= 0)
-            {
-                var message = string.Format("Value is not greater than zero: {0}.", value);
-                throw new ArgumentOutOfRangeException(paramName, message);
-            }
-            return value;
-        }
+        public static long IsGreaterThanZero(long value, string paramName) =>
+            IsGreaterThan(value, 0, paramName);
 
         /// <summary>
         /// Ensures that the value of a parameter is greater than zero.
         /// </summary>
         /// <param name="value">The value of the parameter.</param>
         /// <param name="paramName">The name of the parameter.</param>
         /// <returns>The value of the parameter.</returns>
-        public static TimeSpan IsGreaterThanZero(TimeSpan value, string paramName)
-        {
-            if (value <= TimeSpan.Zero)
-            {
-                var message = string.Format("Value is not greater than zero: {0}.", value);
-                throw new ArgumentOutOfRangeException(paramName, message);
-            }
-            return value;
-        }
+        public static double IsGreaterThanZero(double value, string paramName) =>
+            IsGreaterThan(value, 0, paramName);
+
+        /// <summary>
+        /// Ensures that the value of a parameter is greater than zero.
+        /// </summary>
+        /// <param name="value">The value of the parameter.</param>
+        /// <param name="paramName">The name of the parameter.</param>
+        /// <returns>The value of the parameter.</returns>
+        public static TimeSpan IsGreaterThanZero(TimeSpan value, string paramName) =>
+            IsGreaterThan(value, TimeSpan.Zero, paramName);
 
         /// <summary>
         /// Ensures that the value of a parameter is infinite or greater than or equal to zero.
@@ -247,22 +248,6 @@ public static IEnumerable<T> IsNotNullAndDoesNotContainAnyNulls<T>(IEnumerable<T
             return values;
         }
 
-        /// <summary>
-        /// Ensures that the value of a parameter is not null.
-        /// </summary>
-        /// <typeparam name="T">Type type of the value.</typeparam>
-        /// <param name="value">The value of the parameter.</param>
-        /// <param name="paramName">The name of the parameter.</param>
-        /// <returns>The value of the parameter.</returns>
-        public static Nullable<T> HasValue<T>(Nullable<T> value, string paramName) where T : struct
-        {
-            if (!value.HasValue)
-            {
-                throw new ArgumentException("The Nullable parameter must have a value.", paramName);
-            }
-            return value;
-        }
-
         /// <summary>
         /// Ensures that the value of a parameter is not null or empty.
         /// </summary>
@@ -298,6 +283,24 @@ public static T IsNull<T>(T value, string paramName) where T : class
             return value;
         }
 
+        /// <summary>
+        /// Ensures that the value of a parameter is null or is between a minimum and a maximum value.
+        /// </summary>
+        /// <typeparam name="T">Type type of the value.</typeparam>
+        /// <param name="value">The value of the parameter.</param>
+        /// <param name="min">The minimum value.</param>
+        /// <param name="max">The maximum value.</param>
+        /// <param name="paramName">The name of the parameter.</param>
+        /// <returns>The value of the parameter.</returns>
+        public static T? IsNullOrBetween<T>(T? value, T min, T max, string paramName) where T : struct, IComparable<T>
+        {
+            if (value != null)
+            {
+                IsBetween(value.Value, min, max, paramName);
+            }
+            return value;
+        }
+
         /// <summary>
         /// Ensures that the value of a parameter is null or greater than or equal to zero.
         /// </summary>

src/MongoDB.Driver/AggregateFluent.cs

@@ -13,13 +13,14 @@
 * limitations under the License.
 */
 
-using MongoDB.Bson;
-using MongoDB.Bson.Serialization;
-using MongoDB.Driver.Core.Misc;
 using System.Collections.Generic;
 using System.Linq;
 using System.Threading;
 using System.Threading.Tasks;
+using MongoDB.Bson;
+using MongoDB.Bson.Serialization;
+using MongoDB.Driver.Core.Misc;
+using MongoDB.Driver.Search;
 
 namespace MongoDB.Driver
 {
@@ -238,6 +239,24 @@ public override IAggregateFluent<TNewResult> ReplaceWith<TNewResult>(AggregateEx
             return WithPipeline(_pipeline.ReplaceWith(newRoot));
         }
 
+        public override IAggregateFluent<TResult> Search(
+            SearchDefinition<TResult> searchDefinition,
+            SearchHighlightOptions<TResult> highlight = null,
+            string indexName = null,
+            SearchCountOptions count = null,
+            bool returnStoredSource = false)
+        {
+            return WithPipeline(_pipeline.Search(searchDefinition, highlight, indexName, count, returnStoredSource));
+        }
+
+        public override IAggregateFluent<SearchMetaResult> SearchMeta(
+            SearchDefinition<TResult> searchDefinition,
+            string indexName = null,
+            SearchCountOptions count = null)
+        {
+            return WithPipeline(_pipeline.SearchMeta(searchDefinition, indexName, count));
+        }
+
         public override IAggregateFluent<BsonDocument> SetWindowFields<TWindowFields>(
             AggregateExpressionDefinition<ISetWindowFieldsPartition<TResult>, TWindowFields> output)
         {

src/MongoDB.Driver/AggregateFluentBase.cs

@@ -19,6 +19,7 @@
 using System.Threading.Tasks;
 using MongoDB.Bson;
 using MongoDB.Bson.Serialization;
+using MongoDB.Driver.Search;
 
 namespace MongoDB.Driver
 {
@@ -215,6 +216,26 @@ public virtual IAggregateFluent<TNewResult> ReplaceWith<TNewResult>(AggregateExp
             throw new NotImplementedException();
         }
 
+        /// <inheritdoc />
+        public virtual IAggregateFluent<TResult> Search(
+            SearchDefinition<TResult> searchDefinition,
+            SearchHighlightOptions<TResult> highlight = null,
+            string indexName = null,
+            SearchCountOptions count = null,
+            bool returnStoredSource = false)
+        {
+            throw new NotImplementedException();
+        }
+
+        /// <inheritdoc />
+        public virtual IAggregateFluent<SearchMetaResult> SearchMeta(
+            SearchDefinition<TResult> searchDefinition,
+            string indexName = null,
+            SearchCountOptions count = null)
+        {
+            throw new NotImplementedException();
+        }
+
         /// <inheritdoc />
         public virtual IAggregateFluent<BsonDocument> SetWindowFields<TWindowFields>(
             AggregateExpressionDefinition<ISetWindowFieldsPartition<TResult>, TWindowFields> output)