Function checkParcatsSvg

test/jasmine/tests/parcats_test.js:96–153

(gd)

}

function checkParcatsSvg(gd) {
    var fullLayout = gd._fullLayout;
    var size = fullLayout._size;

    // Make sure we have a 512x512 area for traces
    expect(size.h).toEqual(512);
    expect(size.w).toEqual(512);

    // Check trace transform
    var parcatsTraceSelection = d3Select('g.trace.parcats');

    expect(parcatsTraceSelection.attr('transform')).toEqual(
        strTranslate(
            size.w * domain.x[0] + margin.r,
            size.h * domain.y[0] + margin.t));

    // Check dimension transforms
    var dimensionSelection = parcatsTraceSelection
        .selectAll('g.dimensions')
        .selectAll('g.dimension');

    dimensionSelection.each(function(dimension, dimInd) {
        var expectedX = categoryLabelPad + dimInd * dimDx;
        var expectedY = 0;
        var expectedTransform = strTranslate(expectedX, expectedY);
        expect(d3Select(this).attr('transform')).toEqual(expectedTransform);
    });

    // Check category transforms
    dimensionSelection.each(function(dimension, dimDisplayInd) {
        var categorySelection = d3Select(this).selectAll('g.category');
        var nextY = (3 - categorySelection.size()) * catSpacing / 2;

        categorySelection.each(function(category) {
            var catSel = d3Select(this);
            var catWidth = catSel.datum().width;
            var catHeight = catSel.datum().height;

            var expectedTransform = strTranslate(0, nextY);
            expect(catSel.attr('transform')).toEqual(expectedTransform);
            nextY += category.height + catSpacing;

            // Check category label position
            var isRightDim = dimDisplayInd === 2;
            var catLabel = catSel.select('text.catlabel');

            // Compute expected text properties based on
            // whether this is the right-most dimension
            var expectedTextAnchor = isRightDim ? 'start' : 'end';
            var expectedX = isRightDim ? catWidth + 5 : -5;
            var expectedY = catHeight / 2;

            expect(catLabel.attr('text-anchor')).toEqual(expectedTextAnchor);
            expect(catLabel.attr('x')).toEqual(expectedX.toString());
            expect(catLabel.attr('y')).toEqual(expectedY.toString());
        });
    });
}