Function test_boxplot_3

tests/test_boxplot.rs:97–139

()

#[test]
fn test_boxplot_3() -> Result<(), StrError> {
    let data = vec![
        //    A    B    C    D    E ← matrix: columns are series
        //                            nested: rows are series
        //                                ↓
        vec![1.0, 2.0, 3.0, 4.0, 5.0], // A
        vec![1.1, 2.1, 3.1, 4.1, 5.1], // B
        vec![1.2, 2.2, 3.2, 4.2, 5.2], // C
        vec![1.3, 2.3, 3.3, 4.3, 5.3], // D
        vec![1.4, 2.4, 3.4, 4.4, 5.4], // E
    ];

    let ticks = [1, 2, 3, 4, 5];
    let labels = ["A", "B", "C", "D", "E"];

    let mut boxes_nes = Boxplot::new();
    boxes_nes.draw(&data);

    let mut boxes_mat = Boxplot::new();
    boxes_mat.draw_mat(&data);

    let mut plot = Plot::new();
    plot.set_subplot(1, 2, 1)
        .set_title("nested")
        .add(&boxes_nes)
        .set_ticks_x_labels(&ticks, &labels)
        .set_subplot(1, 2, 2)
        .set_title("matrix")
        .add(&boxes_mat)
        .set_ticks_x_labels(&ticks, &labels);

    // save figure
    let path = Path::new(OUT_DIR).join("integ_boxplot_3.svg");
    plot.set_figure_size_points(650.0, 300.0).save(&path)?;

    // check number of lines
    let file = File::open(path).map_err(|_| "cannot open file")?;
    let buffered = BufReader::new(file);
    let lines_iter = buffered.lines();
    let c = lines_iter.count();
    assert!(c > 1180 && c < 1260);
    Ok(())
}

#[test]
fn test_boxplot_4() -> Result<(), StrError> {