Examples of org.grouplens.lenskit.data.event.Rating

    }


    @Theory
    public void testRenderRating(BinaryFormat format) {
        long ts = format.hasTimestamps() ? 34208L : -1;
        Rating r = Ratings.make(42L, 39L, Math.PI, ts);
        ByteBuffer buf = ByteBuffer.allocate(format.getRatingSize());
        format.renderRating(r, buf);
        buf.flip();


        buf.mark();
        MutableRating r2 = new MutableRating();
        format.readRating(buf, r2);
        assertThat(r2, equalTo(r));


        buf.reset();
        Rating r3 = format.readRating(buf);
        assertThat(r3, equalTo(r));
    }

        assertThat(history.getUserId(), equalTo(42L));
    }


    @Test
    public void testSingletonList() {
        Rating r = Ratings.make(42, 39, 2.5);
        UserHistory<Rating> history = History.forUser(42, ImmutableList.of(r));
        assertThat(history.size(), equalTo(1));
        assertThat(history.isEmpty(), equalTo(false));
        assertThat(history.getUserId(), equalTo(42L));
        assertThat(history, contains(r));

Related Classes of org.grouplens.lenskit.data.event.Rating

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