DEV: add TCEs to EXISTS command

Author: dwdougherty

content/commands/exists.md

@@ -58,6 +58,16 @@ The user should be aware that if the same existing key is mentioned in the argum
 
 ## Examples
 
+{{< clients-example set="cmds_generic" step="exists" >}}
+SET key1 "Hello"
+EXISTS key1
+EXISTS nosuchkey
+SET key2 "World"
+EXISTS key1 key2 nosuchkey
+{{< /clients-example >}}
+
+Give these commands a try in the interactive console:
+
 {{% redis-cli %}}
 SET key1 "Hello"
 EXISTS key1

local_examples/new_tces/NRedisStack/CmdsGenericExample.cs

@@ -0,0 +1,156 @@
+// EXAMPLE: cmds_generic
+// HIDE_START
+using NRedisStack.Tests;
+using StackExchange.Redis;
+
+public class CmdsGenericExample
+{
+    public void Run()
+    {
+        var muxer = ConnectionMultiplexer.Connect("localhost:6379");
+        var db = muxer.GetDatabase();
+// HIDE_END
+
+        // Tests for 'copy' step.
+
+        // STEP_START del
+        bool delResult1 = db.StringSet("key1", "Hello");
+        Console.WriteLine(delResult1);  // >>> true
+
+        bool delResult2 = db.StringSet("key2", "World");
+        Console.WriteLine(delResult2);  // >>> true
+
+        long delResult3 = db.KeyDelete(["key1", "key2", "key3"]);
+        Console.WriteLine(delResult3);  // >>> 2
+
+        // Tests for 'del' step.
+        // STEP_END
+
+        // Tests for 'dump' step.
+
+        // STEP_START exists
+        bool existsResult1 = db.StringSet("key1", "Hello");
+        Console.WriteLine(existsResult1);  // >>> true
+
+        bool existsResult2 = db.KeyExists("key1");
+        Console.WriteLine(existsResult2);  // >>> true
+
+        bool existsResult3 = db.KeyExists("nosuchkey");
+        Console.WriteLine(existsResult3);  // >>> false
+
+        bool existsResult4 = db.StringSet("key2", "World");
+        Console.WriteLine(existsResult4);  // >>> true
+
+        long existsResult5 = db.KeyExists(["key1", "key2", "nosuchkey"]);
+        Console.WriteLine(existsResult5);  // >>> 2
+
+        // Tests for 'exists' step.
+        // STEP_END
+
+        // STEP_START expire
+        bool expireResult1 = db.StringSet("mykey", "Hello");
+        Console.WriteLine(expireResult1);   // >>> true
+
+        bool expireResult2 = db.KeyExpire("mykey", new TimeSpan(0, 0, 10));
+        Console.WriteLine(expireResult2);   // >>> true
+
+        TimeSpan expireResult3 = db.KeyTimeToLive("mykey") ?? TimeSpan.Zero;
+        Console.WriteLine(Math.Round(expireResult3.TotalSeconds));   // >>> 10
+
+        bool expireResult4 = db.StringSet("mykey", "Hello World");
+        Console.WriteLine(expireResult4);   // >>> true
+
+        TimeSpan expireResult5 = db.KeyTimeToLive("mykey") ?? TimeSpan.Zero;
+        Console.WriteLine(Math.Round(expireResult5.TotalSeconds).ToString());   // >>> 0
+
+        bool expireResult6 = db.KeyExpire("mykey", new TimeSpan(0, 0, 10), ExpireWhen.HasExpiry);
+        Console.WriteLine(expireResult6);   // >>> false
+
+        TimeSpan expireResult7 = db.KeyTimeToLive("mykey") ?? TimeSpan.Zero;
+        Console.WriteLine(Math.Round(expireResult7.TotalSeconds));   // >>> 0
+
+        bool expireResult8 = db.KeyExpire("mykey", new TimeSpan(0, 0, 10), ExpireWhen.HasNoExpiry);
+        Console.WriteLine(expireResult8);   // >>> true
+
+        TimeSpan expireResult9 = db.KeyTimeToLive("mykey") ?? TimeSpan.Zero;
+        Console.WriteLine(Math.Round(expireResult9.TotalSeconds));   // >>> 10
+
+        // Tests for 'expire' step.
+        // STEP_END
+
+        // Tests for 'expireat' step.
+
+        // Tests for 'expiretime' step.
+
+        // Tests for 'keys' step.
+
+        // Tests for 'migrate' step.
+
+        // Tests for 'move' step.
+
+        // Tests for 'object_encoding' step.
+
+        // Tests for 'object_freq' step.
+
+        // Tests for 'object_idletime' step.
+
+        // Tests for 'object_refcount' step.
+
+        // Tests for 'persist' step.
+
+        // Tests for 'pexpire' step.
+
+        // Tests for 'pexpireat' step.
+
+        // Tests for 'pexpiretime' step.
+
+        // Tests for 'pttl' step.
+
+        // Tests for 'randomkey' step.
+
+        // Tests for 'rename' step.
+
+        // Tests for 'renamenx' step.
+
+        // Tests for 'restore' step.
+
+        // Tests for 'scan1' step.
+
+        // Tests for 'scan2' step.
+
+        // Tests for 'scan3' step.
+
+        // Tests for 'scan4' step.
+
+        // Tests for 'sort' step.
+
+        // Tests for 'sort_ro' step.
+
+        // Tests for 'touch' step.
+
+        // STEP_START ttl
+        bool ttlResult1 = db.StringSet("mykey", "Hello");
+        Console.WriteLine(ttlResult1);  // >>> true
+
+        bool ttlResult2 = db.KeyExpire("mykey", new TimeSpan(0, 0, 10));
+        Console.WriteLine(ttlResult2);
+
+        TimeSpan ttlResult3 = db.KeyTimeToLive("mykey") ?? TimeSpan.Zero;
+        string ttlRes = Math.Round(ttlResult3.TotalSeconds).ToString();
+        Console.WriteLine(Math.Round(ttlResult3.TotalSeconds)); // >>> 10
+
+        // Tests for 'ttl' step.
+        // STEP_END
+
+        // Tests for 'type' step.
+
+        // Tests for 'unlink' step.
+
+        // Tests for 'wait' step.
+
+        // Tests for 'waitaof' step.
+
+// HIDE_START
+    }
+}
+// HIDE_END