1 files changed, 41 insertions, 0 deletions
diff --git a/tests/unit/slowlog.tcl b/tests/unit/slowlog.tcl
new file mode 100644
index 000000000..55a71e985
--- /dev/null
+++ b/tests/unit/slowlog.tcl
@@ -0,0 +1,41 @@
+start_server {tags {"slowlog"} overrides {slowlog-log-slower-than 1000000}} {
+    test {SLOWLOG - check that it starts with an empty log} {
+        r slowlog len
+    } {0}
+
+    test {SLOWLOG - only logs commands taking more time than specified} {
+        r config set slowlog-log-slower-than 100000
+        r ping
+        assert_equal [r slowlog len] 0
+        r debug sleep 0.2
+        assert_equal [r slowlog len] 1
+    }
+
+    test {SLOWLOG - max entries is correctly handled} {
+        r config set slowlog-log-slower-than 0
+        r config set slowlog-max-len 10
+        for {set i 0} {$i < 100} {incr i} {
+            r ping
+        }
+        r slowlog len
+    } {10}
+
+    test {SLOWLOG - GET optional argument to limit output len works} {
+        llength [r slowlog get 5]
+    } {5}
+
+    test {SLOWLOG - RESET subcommand works} {
+        r config set slowlog-log-slower-than 100000
+        r slowlog reset
+        r slowlog len
+    } {0}
+
+    test {SLOWLOG - logged entry sanity check} {
+        r debug sleep 0.2
+        set e [lindex [r slowlog get] 0]
+        assert_equal [llength $e] 4
+        assert_equal [lindex $e 0] 105
+        assert_equal [expr {[lindex $e 2] > 100000}] 1
+        assert_equal [lindex $e 3] {debug sleep 0.2}
+    }
+}