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Add more tests

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GaborFarkas
2016-11-02 19:47:34 +01:00
parent 0cb0ea2a8a
commit 8a6b206220
4 changed files with 524 additions and 0 deletions
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154
test/spec/ol/render/webgl/linestringreplay.test.js
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@@ -1,7 +1,10 @@
goog.provide('ol.test.render.webgl.LineStringReplay');
goog.require('ol');
goog.require('ol.Feature');
goog.require('ol.geom.LineString');
goog.require('ol.geom.MultiLineString');
goog.require('ol.render.webgl.linestringreplay.defaultshader');
goog.require('ol.render.webgl.LineStringReplay');
goog.require('ol.style.Stroke');
@@ -206,4 +209,155 @@ describe('ol.render.webgl.LineStringReplay', function() {
replay.vertices.slice(-7));
});
});
describe('#setUpProgram', function() {
var context, gl;
beforeEach(function() {
context = {
getProgram: function() {},
useProgram: function() {}
};
gl = {
enableVertexAttribArray: function() {},
vertexAttribPointer: function() {},
uniform1f: function() {},
uniform2fv: function() {},
getUniformLocation: function() {},
getAttribLocation: function() {}
};
});
it('returns the locations used by the shaders', function() {
var locations = replay.setUpProgram(gl, context, [2, 2], 1);
expect(locations).to.be.a(
ol.render.webgl.linestringreplay.defaultshader.Locations);
});
it('gets and compiles the shaders', function() {
sinon.spy(context, 'getProgram');
sinon.spy(context, 'useProgram');
replay.setUpProgram(gl, context, [2, 2], 1);
expect(context.getProgram.calledWithExactly(
ol.render.webgl.linestringreplay.defaultshader.fragment,
ol.render.webgl.linestringreplay.defaultshader.vertex)).to.be(true);
expect(context.useProgram.calledOnce).to.be(true);
});
it('initializes the attrib pointers', function() {
sinon.spy(gl, 'getAttribLocation');
sinon.spy(gl, 'vertexAttribPointer');
sinon.spy(gl, 'enableVertexAttribArray');
replay.setUpProgram(gl, context, [2, 2], 1);
expect(gl.vertexAttribPointer.callCount).to.be(gl.getAttribLocation.callCount);
expect(gl.enableVertexAttribArray.callCount).to.be(
gl.getAttribLocation.callCount);
});
});
describe('#shutDownProgram', function() {
var context, gl;
beforeEach(function() {
context = {
getProgram: function() {},
useProgram: function() {}
};
gl = {
enableVertexAttribArray: function() {},
disableVertexAttribArray: function() {},
vertexAttribPointer: function() {},
uniform1f: function() {},
uniform2fv: function() {},
getUniformLocation: function() {},
getAttribLocation: function() {}
};
});
it('disables the attrib pointers', function() {
sinon.spy(gl, 'getAttribLocation');
sinon.spy(gl, 'disableVertexAttribArray');
var locations = replay.setUpProgram(gl, context, [2, 2], 1);
replay.shutDownProgram(gl, locations);
expect(gl.disableVertexAttribArray.callCount).to.be(
gl.getAttribLocation.callCount);
});
});
describe('#drawReplay', function() {
var gl, context;
var feature1 = new ol.Feature({
geometry: new ol.geom.LineString([[0, 0], [500, 500]])
});
var feature2 = new ol.Feature({
geometry: new ol.geom.LineString([[0, 0], [500, 500]])
});
var feature3 = new ol.Feature({
geometry: new ol.geom.LineString([[0, 0], [500, 500]])
});
beforeEach(function() {
gl = {
enable: function() {},
disable: function() {},
depthMask: function() {},
depthFunc: function() {},
clear: function() {},
getParameter: function() {}
};
context = {};
replay.setStrokeStyle_ = function() {};
replay.drawElements = function() {};
sinon.spy(replay, 'setStrokeStyle_');
sinon.spy(replay, 'drawElements');
sinon.spy(gl, 'clear');
});
it('draws the elements in a single call if they have the same style', function() {
replay.setFillStrokeStyle(null, strokeStyle1);
replay.drawLineString(feature1.getGeometry(), feature1);
replay.setFillStrokeStyle(null, strokeStyle1);
replay.drawLineString(feature2.getGeometry(), feature2);
replay.setFillStrokeStyle(null, strokeStyle1);
replay.drawLineString(feature3.getGeometry(), feature3);
replay.startIndices.push(replay.indices.length);
replay.drawReplay(gl, context, {}, false);
expect(replay.setStrokeStyle_.calledOnce).to.be(true);
expect(replay.drawElements.calledOnce).to.be(true);
expect(gl.clear.called).to.be(true);
});
it('draws the elements in batches if there are multiple styles', function() {
replay.setFillStrokeStyle(null, strokeStyle1);
replay.drawLineString(feature1.getGeometry(), feature1);
replay.setFillStrokeStyle(null, strokeStyle2);
replay.drawLineString(feature2.getGeometry(), feature2);
replay.setFillStrokeStyle(null, strokeStyle1);
replay.drawLineString(feature3.getGeometry(), feature3);
replay.startIndices.push(replay.indices.length);
replay.drawReplay(gl, context, {}, false);
expect(replay.setStrokeStyle_.calledThrice).to.be(true);
expect(replay.drawElements.calledThrice).to.be(true);
expect(gl.clear.called).to.be(true);
});
it('can skip elements if needed', function() {
replay.setFillStrokeStyle(null, strokeStyle1);
replay.drawLineString(feature1.getGeometry(), feature1);
replay.setFillStrokeStyle(null, strokeStyle1);
replay.drawLineString(feature2.getGeometry(), feature2);
replay.setFillStrokeStyle(null, strokeStyle1);
replay.drawLineString(feature3.getGeometry(), feature3);
replay.startIndices.push(replay.indices.length);
var skippedFeatHash = {};
skippedFeatHash[ol.getUid(feature2).toString()] = true;
replay.drawReplay(gl, context, skippedFeatHash, false);
expect(replay.setStrokeStyle_.calledOnce).to.be(true);
expect(replay.drawElements.calledTwice).to.be(true);
expect(gl.clear.called).to.be(true);
});
});
});