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[redis.git] / tests / unit / expire.tcl

diff --git a/tests/unit/expire.tcl b/tests/unit/expire.tcl
index d65df2f829069e778ab561a85e81777bda60f5e0..56a59f7680dffb3314ab785054b9db0d404c4add 100644 (file)
--- a/tests/unit/expire.tcl
+++ b/tests/unit/expire.tcl
@@ -1,31 +1,32 @@
 start_server {tags {"expire"}} {
 start_server {tags {"expire"}} {

-    test {EXPIRE - don't set timeouts multiple times} {
+    test {EXPIRE - set timeouts multiple times} {

         r set x foobar
         set v1 [r expire x 5]
         set v2 [r ttl x]
         set v3 [r expire x 10]
         set v4 [r ttl x]
         r set x foobar
         set v1 [r expire x 5]
         set v2 [r ttl x]
         set v3 [r expire x 10]
         set v4 [r ttl x]

+        r expire x 2

         list $v1 $v2 $v3 $v4
         list $v1 $v2 $v3 $v4

-    } {1 5 0 5}
+    } {1 [45] 1 10}

 
     test {EXPIRE - It should be still possible to read 'x'} {
         r get x
     } {foobar}
 
     tags {"slow"} {
 
     test {EXPIRE - It should be still possible to read 'x'} {
         r get x
     } {foobar}
 
     tags {"slow"} {

-        test {EXPIRE - After 6 seconds the key should no longer be here} {
-            after 6000
+        test {EXPIRE - After 2.1 seconds the key should no longer be here} {
+            after 2100

             list [r get x] [r exists x]
         } {{} 0}
     }
 
             list [r get x] [r exists x]
         } {{} 0}
     }
 

-    test {EXPIRE - Delete on write policy} {
+    test {EXPIRE - write on expire should work} {

         r del x
         r lpush x foo
         r expire x 1000
         r lpush x bar
         r lrange x 0 -1
         r del x
         r lpush x foo
         r expire x 1000
         r lpush x bar
         r lrange x 0 -1

-    } {bar}
+    } {bar foo}

 
     test {EXPIREAT - Check for EXPIRE alike behavior} {
         r del x
 
     test {EXPIREAT - Check for EXPIRE alike behavior} {
         r del x


@@ -48,13 +49,107 @@ start_server {tags {"expire"}} {
         r get y
     } {foo}
 
         r get y
     } {foo}
 

-    test {SETEX - Wait for the key to expire} {
-        after 3000
-        r get y
-    } {}
+    tags {"slow"} {
+        test {SETEX - Wait for the key to expire} {
+            after 1100
+            r get y
+        } {}
+    }

 
     test {SETEX - Wrong time parameter} {
         catch {r setex z -10 foo} e
         set _ $e
     } {*invalid expire*}
 
     test {SETEX - Wrong time parameter} {
         catch {r setex z -10 foo} e
         set _ $e
     } {*invalid expire*}

+
+    test {PERSIST can undo an EXPIRE} {
+        r set x foo
+        r expire x 50
+        list [r ttl x] [r persist x] [r ttl x] [r get x]
+    } {50 1 -1 foo}
+
+    test {PERSIST returns 0 against non existing or non volatile keys} {
+        r set x foo
+        list [r persist foo] [r persist nokeyatall]
+    } {0 0}
+
+    test {EXPIRE pricision is now the millisecond} {
+        # This test is very likely to do a false positive if the
+        # server is under pressure, so if it does not work give it a few more
+        # chances.
+        for {set j 0} {$j < 3} {incr j} {
+            r del x
+            r setex x 1 somevalue
+            after 900
+            set a [r get x]
+            after 1100
+            set b [r get x]
+            if {$a eq {somevalue} && $b eq {}} break
+        }
+        list $a $b
+    } {somevalue {}}
+
+    test {PEXPIRE/PSETEX/PEXPIREAT can set sub-second expires} {
+        # This test is very likely to do a false positive if the
+        # server is under pressure, so if it does not work give it a few more
+        # chances.
+        for {set j 0} {$j < 3} {incr j} {
+            r del x y z
+            r psetex x 100 somevalue
+            after 80
+            set a [r get x]
+            after 120
+            set b [r get x]
+
+            r set x somevalue
+            r pexpire x 100
+            after 80
+            set c [r get x]
+            after 120
+            set d [r get x]
+
+            r set x somevalue
+            r pexpireat x [expr ([clock seconds]*1000)+100]
+            after 80
+            set e [r get x]
+            after 120
+            set f [r get x]
+
+            if {$a eq {somevalue} && $b eq {} &&
+                $c eq {somevalue} && $d eq {} &&
+                $e eq {somevalue} && $f eq {}} break
+        }
+        list $a $b
+    } {somevalue {}}
+
+    test {PTTL returns millisecond time to live} {
+        r del x
+        r setex x 1 somevalue
+        set ttl [r pttl x]
+        assert {$ttl > 900 && $ttl <= 1000}
+    }
+
+    test {Redis should actively expire keys incrementally} {
+        r flushdb
+        r psetex key1 500 a
+        r psetex key2 500 a
+        r psetex key3 500 a
+        set size1 [r dbsize]
+        # Redis expires random keys ten times every second so we are
+        # fairly sure that all the three keys should be evicted after
+        # one second.
+        after 1000
+        set size2 [r dbsize]
+        list $size1 $size2
+    } {3 0}
+
+    test {5 keys in, 5 keys out} {
+        r flushdb
+        r set a c
+        r expire a 5
+        r set t c
+        r set e c
+        r set s c
+        r set foo b
+        lsort [r keys *]
+    } {a e foo s t}

 }
 }