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marker-test.js
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marker-test.js
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var vows = require("vows"),
load = require("../load"),
assert = require("assert");
var suite = vows.describe("mpld3.Markers");
suite.addBatch({
"Markers": {
topic: load("elements/markers").document(),
"A simple set of circle markers": {
topic: function(mpld3) {
var fig_props = {
width: 400,
height: 300,
};
var ax_props = {
xlim: [0, 1],
ylim: [2, 3],
};
var marker_props = {
markername: "circle",
data: [[0, 2], [1, 3]]
};
var fig = new mpld3.Figure("fig01", fig_props);
var ax = new mpld3.Axes(fig, ax_props);
var markers = new mpld3.Markers(ax, marker_props);
ax.elements.push(markers);
fig.axes.push(ax);
fig.draw();
return markers;
},
"has the expected marker path": function(markers) {
assert.equal(markers.marker, "M0,3.385137501286538A3.385137501286538,3.385137501286538 0 1,1 0,-3.385137501286538A3.385137501286538,3.385137501286538 0 1,1 0,3.385137501286538Z");
},
"has the expected offsets": function(markers) {
assert.equal(markers.offsets[0][0], 0);
assert.equal(markers.offsets[0][1], 2);
assert.equal(markers.offsets[1][0], 1);
assert.equal(markers.offsets[1][1], 3);
}
},
"A set of markers with custom paths": {
topic: function(mpld3) {
var fig_props = {
width: 100,
height: 200
};
var ax_props = {
xlim: [0, 1],
ylim: [2, 3]
};
var marker_props = {
markerpath: [[[0, 0], [1, 0], [1, 1], [0, 1]],
["M", "L", "L", "L", "Z"]],
data: [[0, 1], [2, 3]]
};
var fig = new mpld3.Figure("fig01", fig_props);
var ax = new mpld3.Axes(fig, ax_props);
var markers = new mpld3.Markers(ax, marker_props);
ax.elements.push(markers);
fig.axes.push(ax);
fig.draw();
return markers;
},
"has the expected SVG output": function(markers) {
assert.equal(markers.marker, "M 0 0 L 1 0 L 1 1 L 0 1 Z");
},
"has the expected offsets": function(markers) {
assert.equal(markers.offsets[0][0], 0);
assert.equal(markers.offsets[0][1], 1);
assert.equal(markers.offsets[1][0], 2);
assert.equal(markers.offsets[1][1], 3);
}
}
}
});
suite.export(module);