redict/tests/unit/moduleapi/defrag.tcl

set testmodule [file normalize tests/modules/defragtest.so]

start_server {tags {"modules"} overrides {{save ""}}} {
    r module load $testmodule 10000
    r config set hz 100

    test {Module defrag: simple key defrag works} {
        r frag.create key1 1 1000 0

        r config set active-defrag-ignore-bytes 1
        r config set active-defrag-threshold-lower 0
        r config set active-defrag-cycle-min 99
        r config set activedefrag yes

        after 2000
        set info [r info defragtest_stats]
        assert {[getInfoProperty $info defragtest_datatype_attempts] > 0}
        assert_equal 0 [getInfoProperty $info defragtest_datatype_resumes]
    }

    test {Module defrag: late defrag with cursor works} {
        r flushdb
        r frag.resetstats

        # key can only be defragged in no less than 10 iterations
        # due to maxstep
        r frag.create key2 10000 100 1000

        after 2000
        set info [r info defragtest_stats]
        assert {[getInfoProperty $info defragtest_datatype_resumes] > 10}
        assert_equal 0 [getInfoProperty $info defragtest_datatype_wrong_cursor]
    }

    test {Module defrag: global defrag works} {
        r flushdb
        r frag.resetstats

        after 2000
        set info [r info defragtest_stats]
        assert {[getInfoProperty $info defragtest_global_attempts] > 0}
    }
}