Files
openlayers/tests/WPSProcess.html
2012-08-14 13:31:41 +02:00

189 lines
11 KiB
HTML

<html>
<head>
<script src="OLLoader.js"></script>
<script type="text/javascript">
var wkt = new OpenLayers.Format.WKT();
var process;
var client = new OpenLayers.WPSClient({
servers: {
local: 'geoserver/wps'
}
});
client.servers.local.processDescription = {
'JTS:intersection': '<?xml version="1.0" encoding="UTF-8"?>' +
'<wps:ProcessDescriptions xml:lang="en" service="WPS" version="1.0.0" xsi:schemaLocation="http://www.opengis.net/wps/1.0.0 http://schemas.opengis.net/wps/1.0.0/wpsAll.xsd" xmlns:wps="http://www.opengis.net/wps/1.0.0" xmlns:ows="http://www.opengis.net/ows/1.1" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xlink="http://www.w3.org/1999/xlink"><ProcessDescription wps:processVersion="1.0.0" statusSupported="true" storeSupported="true"><ows:Identifier>JTS:intersection</ows:Identifier><ows:Title>Returns the intersectoin between a and b (eventually an empty collection if there is no intersection)</ows:Title><ows:Abstract>Returns the intersectoin between a and b (eventually an empty collection if there is no intersection)</ows:Abstract><DataInputs><Input maxOccurs="1" minOccurs="1"><ows:Identifier>a</ows:Identifier><ows:Title>a</ows:Title><ows:Abstract>[undescribed]</ows:Abstract><ComplexData><Default><Format><MimeType>text/xml; subtype=gml/3.1.1</MimeType></Format></Default><Supported><Format><MimeType>text/xml; subtype=gml/3.1.1</MimeType></Format><Format><MimeType>text/xml; subtype=gml/2.1.2</MimeType></Format><Format><MimeType>application/wkt</MimeType></Format><Format><MimeType>application/gml-3.1.1</MimeType></Format><Format><MimeType>application/gml-2.1.2</MimeType></Format></Supported></ComplexData></Input><Input maxOccurs="1" minOccurs="1"><ows:Identifier>b</ows:Identifier><ows:Title>b</ows:Title><ows:Abstract>[undescribed]</ows:Abstract><ComplexData><Default><Format><MimeType>text/xml; subtype=gml/3.1.1</MimeType></Format></Default><Supported><Format><MimeType>text/xml; subtype=gml/3.1.1</MimeType></Format><Format><MimeType>text/xml; subtype=gml/2.1.2</MimeType></Format><Format><MimeType>application/wkt</MimeType></Format><Format><MimeType>application/gml-3.1.1</MimeType></Format><Format><MimeType>application/gml-2.1.2</MimeType></Format></Supported></ComplexData></Input></DataInputs><ProcessOutputs><Output><ows:Identifier>result</ows:Identifier><ows:Title>Process result</ows:Title><ComplexOutput><Default><Format><MimeType>text/xml; subtype=gml/3.1.1</MimeType></Format></Default><Supported><Format><MimeType>text/xml; subtype=gml/3.1.1</MimeType></Format><Format><MimeType>text/xml; subtype=gml/2.1.2</MimeType></Format><Format><MimeType>application/wkt</MimeType></Format><Format><MimeType>application/gml-3.1.1</MimeType></Format><Format><MimeType>application/gml-2.1.2</MimeType></Format></Supported></ComplexOutput></Output></ProcessOutputs></ProcessDescription></wps:ProcessDescriptions>'
};
function test_initialize(t) {
t.plan(1);
process = new OpenLayers.WPSProcess();
t.ok(process instanceof OpenLayers.WPSProcess, 'creates an instance');
}
function test_describe(t) {
t.plan(2);
process = client.getProcess('local', 'JTS:intersection');
var log = [];
process.describe({
callback: function(description) { log.push(description); }
});
t.delay_call(0.1, function() {
t.eq(log.length, 1, 'callback called');
t.eq(log[0].identifier, 'JTS:intersection', 'callback called with correct description');
});
}
function test_execute(t) {
t.plan(7);
var log = [];
var originalPOST = OpenLayers.Request.POST;
OpenLayers.Request.POST = function(cfg) {
log.push(cfg);
cfg.success.call(cfg.scope, {responseText: ''});
}
process = new OpenLayers.WPSProcess({
client: client,
server: 'local',
identifier: 'gs:splitPolygon'
});
process.description = {
dataInputs: [{
identifier: 'line',
complexData: {
supported: {
formats: {'application/wkt': true}
}
}
}, {
identifier: 'polygon',
complexData: {
supported: {
formats: {'application/wkt': true}
}
}
}],
processOutputs: [{
identifier: 'foo',
complexOutput: {
supported: {
formats: {'application/wkt': true}
}
}
}]
};
var line = 'LINESTRING(117 22,112 18,118 13,115 8)';
var polygon = 'POLYGON((110 20,120 20,120 10,110 10,110 20),(112 17,118 18,118 16,112 15,112 17))';
var output = [];
function success(result) {
output.push(result);
}
// configured with output identifier
process.execute({
inputs: {
line: wkt.read(line),
polygon: wkt.read(polygon)
},
output: 'foo',
success: success
});
// configured without output identifier
process.execute({
inputs: {
line: wkt.read(line),
polygon: wkt.read(polygon)
},
success: success
});
t.delay_call(0.1, function() {
t.eq(log.length, 2, 'Two execute requests sent');
t.eq(process.description.dataInputs[0].data.complexData.value, line, 'data for first input correct');
t.eq(process.description.dataInputs[0].data.complexData.mimeType, 'application/wkt', 'format for first input correct');
t.eq(process.description.responseForm.rawDataOutput.identifier, 'foo', 'correct identifier for responseForm');
t.eq(process.description.responseForm.rawDataOutput.mimeType, 'application/wkt', 'correct format for responseForm');
t.ok('foo' in output[0], 'process result contains output with correct identifier when configured with output');
t.ok('result' in output[1], 'process result contains output with correct identifier when configured without output');
OpenLayers.Request.POST = originalPOST;
});
}
function test_chainProcess(t) {
t.plan(5);
var originalGET = OpenLayers.Request.GET;
OpenLayers.Request.GET = function(cfg) {
window.setTimeout(function() {
cfg.success.call(cfg.scope, {
responseText: '<?xml version="1.0" encoding="UTF-8"?>' +
'<wps:ProcessDescriptions xml:lang="en" service="WPS" version="1.0.0" xsi:schemaLocation="http://www.opengis.net/wps/1.0.0 http://schemas.opengis.net/wps/1.0.0/wpsAll.xsd" xmlns:wps="http://www.opengis.net/wps/1.0.0" xmlns:ows="http://www.opengis.net/ows/1.1" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xlink="http://www.w3.org/1999/xlink"><ProcessDescription wps:processVersion="1.0.0" statusSupported="true" storeSupported="true"><ows:Identifier>JTS:buffer</ows:Identifier><ows:Title>Buffers a geometry using a certain distance</ows:Title><ows:Abstract>Buffers a geometry using a certain distance</ows:Abstract><DataInputs><Input maxOccurs="1" minOccurs="1"><ows:Identifier>geom</ows:Identifier><ows:Title>geom</ows:Title><ows:Abstract>The geometry to be buffered</ows:Abstract><ComplexData><Default><Format><MimeType>text/xml; subtype=gml/3.1.1</MimeType></Format></Default><Supported><Format><MimeType>text/xml; subtype=gml/3.1.1</MimeType></Format><Format><MimeType>text/xml; subtype=gml/2.1.2</MimeType></Format><Format><MimeType>application/wkt</MimeType></Format><Format><MimeType>application/gml-3.1.1</MimeType></Format><Format><MimeType>application/gml-2.1.2</MimeType></Format></Supported></ComplexData></Input><Input maxOccurs="1" minOccurs="1"><ows:Identifier>distance</ows:Identifier><ows:Title>distance</ows:Title><ows:Abstract>The distance (same unit of measure as the geometry)</ows:Abstract><LiteralData><ows:DataType>xs:double</ows:DataType><ows:AnyValue/></LiteralData></Input><Input maxOccurs="1" minOccurs="0"><ows:Identifier>quadrantSegments</ows:Identifier><ows:Title>quadrantSegments</ows:Title><ows:Abstract>Number of quadrant segments. Use &gt; 0 for round joins, 0 for flat joins, &lt; 0 for mitred joins</ows:Abstract><LiteralData><ows:DataType>xs:int</ows:DataType><ows:AnyValue/></LiteralData></Input><Input maxOccurs="1" minOccurs="0"><ows:Identifier>capStyle</ows:Identifier><ows:Title>capStyle</ows:Title><ows:Abstract>The buffer cap style, round, flat, square</ows:Abstract><LiteralData><ows:AllowedValues><ows:Value>Round</ows:Value><ows:Value>Flat</ows:Value><ows:Value>Square</ows:Value></ows:AllowedValues></LiteralData></Input></DataInputs><ProcessOutputs><Output><ows:Identifier>result</ows:Identifier><ows:Title>result</ows:Title><ComplexOutput><Default><Format><MimeType>text/xml; subtype=gml/3.1.1</MimeType></Format></Default><Supported><Format><MimeType>text/xml; subtype=gml/3.1.1</MimeType></Format><Format><MimeType>text/xml; subtype=gml/2.1.2</MimeType></Format><Format><MimeType>application/wkt</MimeType></Format><Format><MimeType>application/gml-3.1.1</MimeType></Format><Format><MimeType>application/gml-2.1.2</MimeType></Format></Supported></ComplexOutput></Output></ProcessOutputs></ProcessDescription></wps:ProcessDescriptions>'
});
}, 100);
}
var originalPOST = OpenLayers.Request.POST;
OpenLayers.Request.POST = function(cfg) {
cfg.success.call(cfg.scope, {responseText: ''});
};
var intersect = client.getProcess('local', 'JTS:intersection');
intersect.configure({
inputs: {
a: wkt.read(
'LINESTRING(117 22,112 18,118 13,115 8)'
),
b: wkt.read(
'POLYGON((110 20,120 20,120 10,110 10,110 20),(112 17,118 18,118 16,112 15,112 17))'
)
}
});
// one buffer process to make sure chaining works
var buffer1 = client.getProcess('local', 'JTS:buffer');
// another buffer process to make sure that things work asynchronously
var buffer2 = client.getProcess('local', 'JTS:buffer');
var log = [];
buffer1.chainProcess = buffer2.chainProcess = function() {
log.push(this.executeCallbacks.length);
OpenLayers.WPSProcess.prototype.chainProcess.apply(this, arguments);
};
var done1 = done2 = false;
buffer1.execute({
inputs: {
geom: intersect.output(),
distance: 1
},
success: function(outputs) {
done1 = true;
}
});
buffer2.execute({
inputs: {
geom: intersect.output(),
distance: 2
},
success: function(outputs) {
done2 = true;
}
});
t.delay_call(0.5, function() {
t.eq(log.length, 2, 'chainProcess called once for each process');
t.eq(log[0], 1, 'executeCallback queued to wait for 1 chained process');
t.eq(log[1], 1, 'executeCallback queued to wait for 1 chained process');
t.eq(done1, true, 'execute for buffer1 process successfully completed');
t.eq(done2, true, 'execute for buffer2 process successfully completed');
OpenLayers.Request.GET = originalGET;
OpenLayers.Request.POST = originalPOST;
});
}
</script>
</head>
<body>
</body>
</html>