opendev/gerrit
Code Issues Proposed changes

Merge "Add ability to add annotation layers from plugins"

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This commit is contained in:
Wyatt Allen 2017-12-01 17:46:24 +00:00 committed by Gerrit Code Review
commit 617adb42a6
12 changed files with 522 additions and 1 deletions
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14
polygerrit-ui/app/elements/diff/gr-diff-builder/gr-diff-builder.html
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@ -36,6 +36,7 @@ limitations under the License.
id="processor"
groups="{{_groups}}"></gr-diff-processor>
<gr-reporting id="reporting"></gr-reporting>
<gr-js-api-interface id="jsAPI"></gr-js-api-interface>
</template>
<script src="../gr-diff/gr-diff-line.js"></script>
<script src="../gr-diff/gr-diff-group.js"></script>
@ -90,6 +91,9 @@ limitations under the License.
properties: {
diff: Object,
diffPath: String,
changeNum: String,
patchNum: String,
viewMode: String,
comments: Object,
isImageDiff: Boolean,
@ -113,7 +117,7 @@ limitations under the License.
attached() {
// Setup annotation layers.
this._layers = [
const layers = [
this._createTrailingWhitespaceLayer(),
this.$.syntaxLayer,
this._createIntralineLayer(),
@ -121,6 +125,14 @@ limitations under the License.
this.$.rangeLayer,
];
// Get layers from plugins (if any).
for (const pluginLayer of this.$.jsAPI.getDiffLayers(
this.diffPath, this.changeNum, this.patchNum)) {
layers.push(pluginLayer);
}
this._layers = layers;
this.async(() => {
this._preRenderThread();
});

27
polygerrit-ui/app/elements/diff/gr-diff-builder/gr-diff-builder_test.html
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@ -657,6 +657,33 @@ limitations under the License.
});
});
suite('layers from plugins', () => {
let element;
let initialLayersCount;
setup(() => {
element = fixture('basic');
element._showTrailingWhitespace = true;
initialLayersCount = element._layers.length;
});
test('no plugin layers', () => {
const getDiffLayersStub = sinon.stub(element.$.jsAPI, 'getDiffLayers')
.returns([]);
element.attached();
assert.isTrue(getDiffLayersStub.called);
assert.equal(element._layers.length, initialLayersCount);
});
test('with plugin layers', () => {
const getDiffLayersStub = sinon.stub(element.$.jsAPI, 'getDiffLayers')
.returns([{}, {}]);
element.attached();
assert.isTrue(getDiffLayersStub.called);
assert.equal(element._layers.length, initialLayersCount+2);
});
});
suite('trailing whitespace', () => {
let element;
let layer;

2
polygerrit-ui/app/elements/diff/gr-diff/gr-diff.html
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@ -266,6 +266,8 @@ limitations under the License.
project-name="[[projectName]]"
diff="[[_diff]]"
diff-path="[[path]]"
change-num="[[changeNum]]"
patch-num="[[patchRange.patchNum]]"
view-mode="[[viewMode]]"
line-wrapping="[[lineWrapping]]"
is-image-diff="[[isImageDiff]]"

1
polygerrit-ui/app/elements/diff/gr-diff/gr-diff.js
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@ -52,6 +52,7 @@
type: Boolean,
value: false,
},
/** @type {?} */
patchRange: Object,
path: String,
prefs: {

50
polygerrit-ui/app/elements/shared/gr-js-api-interface/gr-annotation-actions-context.js Normal file
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@ -0,0 +1,50 @@
// Copyright (C) 2017 The Android Open Source Project
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
(function(window) {
'use strict';
/**
* Used to create a context for GrAnnotationActionsInterface.
* @param {HTMLElement} el The DIV.contentText element to apply the
* annotation to using annotateRange.
* @param {GrDiffLine} line The line object.
* @param {String} path The file path (eg: /COMMIT_MSG').
* @param {String} changeNum The Gerrit change number.
* @param {String} patchNum The Gerrit patch number.
*/
function GrAnnotationActionsContext(el, line, path, changeNum, patchNum) {
this._el = el;
this.line = line;
this.path = path;
this.changeNum = parseInt(changeNum);
this.patchNum = parseInt(patchNum);
}
/**
* Method to add annotations to a line.
* @param {Number} start The line number where the update starts.
* @param {Number} end The line number where the update ends.
* @param {String} cssClass The name of a CSS class created using Gerrit.css.
* @param {String} side The side of the update. ('left' or 'right')
*/
GrAnnotationActionsContext.prototype.annotateRange = function(
start, end, cssClass, side) {
if (this._el.getAttribute('data-side') == side) {
GrAnnotation.annotateElement(this._el, start, end, cssClass);
}
};
window.GrAnnotationActionsContext = GrAnnotationActionsContext;
})(window);

77
polygerrit-ui/app/elements/shared/gr-js-api-interface/gr-annotation-actions-context_test.html Normal file
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@ -0,0 +1,77 @@
<!DOCTYPE html>
<!--
Copyright (C) 2017 The Android Open Source Project
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
-->
<meta name="viewport" content="width=device-width, minimum-scale=1.0, initial-scale=1.0, user-scalable=yes">
<title>gr-annotation-actions-context</title>
<script src="../../../bower_components/webcomponentsjs/webcomponents-lite.min.js"></script>
<script src="../../../bower_components/web-component-tester/browser.js"></script>
<script src="../../diff/gr-diff-highlight/gr-annotation.js"></script>
<link rel="import" href="../../../test/common-test-setup.html"/>
<link rel="import" href="gr-js-api-interface.html"/>
<script>void(0);</script>
<test-fixture id="basic">
<template>
<div></div>
</template>
</test-fixture>
<script>
suite('gr-annotation-actions-context tests', () => {
let instance;
let sandbox;
let el;
setup(() => {
sandbox = sinon.sandbox.create();
const str = 'lorem ipsum blah blah';
const line = {text: str};
el = document.createElement('div');
el.textContent = str;
el.setAttribute('data-side', 'right');
instance = new GrAnnotationActionsContext(
el, line, 'dummy/path', '123', '1');
});
teardown(() => {
sandbox.restore();
});
test('test annotateRange', () => {
annotateElementSpy = sandbox.spy(GrAnnotation, 'annotateElement');
const start = 0;
const end = 100;
const cssClass = Gerrit.css('background-color: #000000');
// Assert annotateElement is not called when side is different.
instance.annotateRange(start, end, cssClass, 'left');
assert.equal(annotateElementSpy.callCount, 0);
// Assert annotateElement is called once when side is the same.
instance.annotateRange(start, end, cssClass, 'right');
assert.equal(annotateElementSpy.callCount, 1);
const args = annotateElementSpy.getCalls()[0].args;
assert.equal(args[0], el);
assert.equal(args[1], start);
assert.equal(args[2], end);
assert.equal(args[3], cssClass);
});
});
</script>

143
polygerrit-ui/app/elements/shared/gr-js-api-interface/gr-annotation-actions-js-api.js Normal file
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@ -0,0 +1,143 @@
// Copyright (C) 2017 The Android Open Source Project
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
(function(window) {
'use strict';
function GrAnnotationActionsInterface(plugin) {
this.plugin = plugin;
// Return this instance when there is an annotatediff event.
plugin.on('annotatediff', this);
// Collect all annotation layers instantiated by getLayer. Will be used when
// notifying their listeners in the notify function.
this._annotationLayers = [];
// Default impl is a no-op.
this._addLayerFunc = annotationActionsContext => {};
}
/**
* Register a function to call to apply annotations. Plugins should use
* GrAnnotationActionsContext.annotateRange to apply a CSS class to a range
* within a line.
* @param {Function<GrAnnotationActionsContext>} addLayerFunc The function
* that will be called when the AnnotationLayer is ready to annotate.
*/
GrAnnotationActionsInterface.prototype.addLayer = function(addLayerFunc) {
this._addLayerFunc = addLayerFunc;
return this;
};
/**
* The specified function will be called with a notify function for the plugin
* to call when it has all required data for annotation. Optional.
* @param {Function<Function<String, Number, Number, String>>} notifyFunc See
* doc of the notify function below to see what it does.
*/
GrAnnotationActionsInterface.prototype.addNotifier = function(notifyFunc) {
// Register the notify function with the plugin's function.
notifyFunc(this.notify.bind(this));
return this;
};
/**
* The notify function will call the listeners of all required annotation
* layers. Intended to be called by the plugin when all required data for
* annotation is available.
* @param {String} path The file path whose listeners should be notified.
* @param {Number} start The line where the update starts.
* @param {Number} end The line where the update ends.
* @param {String} side The side of the update ('left' or 'right').
*/
GrAnnotationActionsInterface.prototype.notify = function(
path, startRange, endRange, side) {
for (const annotationLayer of this._annotationLayers) {
// Notify only the annotation layer that is associated with the specified
// path.
if (annotationLayer._path === path) {
annotationLayer.notifyListeners(startRange, endRange, side);
break;
}
}
};
/**
* Should be called to register annotation layers by the framework. Not
* intended to be called by plugins.
* @param {String} path The file path (eg: /COMMIT_MSG').
* @param {String} changeNum The Gerrit change number.
* @param {String} patchNum The Gerrit patch number.
*/
GrAnnotationActionsInterface.prototype.getLayer = function(
path, changeNum, patchNum) {
const annotationLayer = new AnnotationLayer(path, changeNum, patchNum,
this._addLayerFunc);
this._annotationLayers.push(annotationLayer);
return annotationLayer;
};
/**
* Used to create an instance of the Annotation Layer interface.
* @param {String} path The file path (eg: /COMMIT_MSG').
* @param {String} changeNum The Gerrit change number.
* @param {String} patchNum The Gerrit patch number.
* @param {Function<GrAnnotationActionsContext>} addLayerFunc The function
* that will be called when the AnnotationLayer is ready to annotate.
*/
function AnnotationLayer(path, changeNum, patchNum, addLayerFunc) {
this._path = path;
this._changeNum = changeNum;
this._patchNum = patchNum;
this._addLayerFunc = addLayerFunc;
this._listeners = [];
}
/**
* Register a listener for layer updates.
* @param {Function<Number, Number, String>} fn The update handler function.
* Should accept as arguments the line numbers for the start and end of
* the update and the side as a string.
*/
AnnotationLayer.prototype.addListener = function(fn) {
this._listeners.push(fn);
};
/**
* Layer method to add annotations to a line.
* @param {HTMLElement} el The DIV.contentText element to apply the
* annotation to.
* @param {GrDiffLine} line The line object.
*/
AnnotationLayer.prototype.annotate = function(el, line) {
const annotationActionsContext = new GrAnnotationActionsContext(
el, line, this._path, this._changeNum, this._patchNum);
this._addLayerFunc(annotationActionsContext);
};
/**
* Notify Layer listeners of changes to annotations.
* @param {Number} start The line where the update starts.
* @param {Number} end The line where the update ends.
* @param {String} side The side of the update. ('left' or 'right')
*/
AnnotationLayer.prototype.notifyListeners = function(
startRange, endRange, side) {
for (const listener of this._listeners) {
listener(startRange, endRange, side);
}
};
window.GrAnnotationActionsInterface = GrAnnotationActionsInterface;
})(window);

133
polygerrit-ui/app/elements/shared/gr-js-api-interface/gr-annotation-actions-js-api_test.html Normal file
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@ -0,0 +1,133 @@
<!DOCTYPE html>
<!--
Copyright (C) 2016 The Android Open Source Project
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
-->
<meta name="viewport" content="width=device-width, minimum-scale=1.0, initial-scale=1.0, user-scalable=yes">
<title>gr-annotation-actions-js-api-js-api</title>
<script src="../../../bower_components/webcomponentsjs/webcomponents-lite.min.js"></script>
<script src="../../../bower_components/web-component-tester/browser.js"></script>
<link rel="import" href="../../../test/common-test-setup.html"/>
<link rel="import" href="../../change/gr-change-actions/gr-change-actions.html">
<script>
suite('gr-annotation-actions-js-api tests', () => {
let annotationActions;
let sandbox;
setup(() => {
sandbox = sinon.sandbox.create();
let plugin;
Gerrit.install(p => { plugin = p; }, '0.1',
'http://test.com/plugins/testplugin/static/test.js');
annotationActions = plugin.annotationApi();
});
teardown(() => {
annotationActions = null;
sandbox.restore();
});
test('add/get layer', () => {
const str = 'lorem ipsum blah blah';
const line = {text: str};
el = document.createElement('div');
el.textContent = str;
const changeNum = 1234;
const patchNum = 2;
let testLayerFuncCalled = false;
const testLayerFunc = context => {
testLayerFuncCalled = true;
assert.equal(context.line, line);
assert.equal(context.changeNum, changeNum);
assert.equal(context.patchNum, 2);
};
annotationActions.addLayer(testLayerFunc);
const annotationLayer = annotationActions.getLayer(
'/dummy/path', changeNum, patchNum);
annotationLayer.annotate(el, line);
assert.isTrue(testLayerFuncCalled);
});
test('add notifier', () => {
const path1 = '/dummy/path1';
const path2 = '/dummy/path2';
const annotationLayer1 = annotationActions.getLayer(path1, 1, 2);
const annotationLayer2 = annotationActions.getLayer(path2, 1, 2);
const layer1Spy = sandbox.spy(annotationLayer1, 'notifyListeners');
const layer2Spy = sandbox.spy(annotationLayer2, 'notifyListeners');
let notify;
const notifyFunc = n => {
notifyFuncCalled = true;
notify = n;
};
annotationActions.addNotifier(notifyFunc);
assert.isTrue(notifyFuncCalled);
// Assert that no layers are invoked with a different path.
notify('/dummy/path3', 0, 10, 'right');
assert.isFalse(layer1Spy.called);
assert.isFalse(layer2Spy.called);
// Assert that only the 1st layer is invoked with path1.
notify(path1, 0, 10, 'right');
assert.isTrue(layer1Spy.called);
assert.isFalse(layer2Spy.called);
// Reset spies.
layer1Spy.reset();
layer2Spy.reset();
// Assert that only the 2nd layer is invoked with path2.
notify(path2, 0, 20, 'left');
assert.isFalse(layer1Spy.called);
assert.isTrue(layer2Spy.called);
});
test('layer notify listeners', () => {
const annotationLayer = annotationActions.getLayer(
'/dummy/path', 1, 2);
let listenerCalledTimes = 0;
const startRange = 10;
const endRange = 20;
const side = 'right';
const listener = (st, end, s) => {
listenerCalledTimes++;
assert.equal(st, startRange);
assert.equal(end, endRange);
assert.equal(s, side);
};
// Notify with 0 listeners added.
annotationLayer.notifyListeners(startRange, endRange, side);
assert.equal(listenerCalledTimes, 0);
// Add 1 listener.
annotationLayer.addListener(listener);
annotationLayer.notifyListeners(startRange, endRange, side);
assert.equal(listenerCalledTimes, 1);
// Add 1 more listener. Total 2 listeners.
annotationLayer.addListener(listener);
annotationLayer.notifyListeners(startRange, endRange, side);
assert.equal(listenerCalledTimes, 3);
});
});
</script>

2
polygerrit-ui/app/elements/shared/gr-js-api-interface/gr-js-api-interface.html
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@ -26,6 +26,8 @@ limitations under the License.
<link rel="import" href="../gr-rest-api-interface/gr-rest-api-interface.html">
<dom-module id="gr-js-api-interface">
<script src="gr-annotation-actions-context.js"></script>
<script src="gr-annotation-actions-js-api.js"></script>
<script src="gr-change-actions-js-api.js"></script>
<script src="gr-change-reply-js-api.js"></script>
<script src="gr-js-api-interface.js"></script>

15
polygerrit-ui/app/elements/shared/gr-js-api-interface/gr-js-api-interface.js
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@ -23,6 +23,7 @@
COMMENT: 'comment',
REVERT: 'revert',
POST_REVERT: 'postrevert',
ANNOTATE_DIFF: 'annotatediff',
};
const Element = {
@ -178,6 +179,20 @@
return revertMsg;
},
getDiffLayers(path, changeNum, patchNum) {
const layers = [];
for (const annotationApi of
this._getEventCallbacks(EventType.ANNOTATE_DIFF)) {
try {
const layer = annotationApi.getLayer(path, changeNum, patchNum);
layers.push(layer);
} catch (err) {
console.error(err);
}
}
return layers;
},
getLabelValuesPostRevert(change) {
let labels = {};
for (const cb of this._getEventCallbacks(EventType.POST_REVERT)) {

4
polygerrit-ui/app/elements/shared/gr-js-api-interface/gr-public-js-api.js
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@ -175,6 +175,10 @@
return Gerrit.delete(this.url(url), opt_callback);
};
Plugin.prototype.annotationApi = function() {
return new GrAnnotationActionsInterface(this);
};
Plugin.prototype.changeActions = function() {
return new GrChangeActionsInterface(this,
Plugin._sharedAPIElement.getElement(

55
polygerrit-ui/app/samples/coverage-plugin.html Normal file
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@ -0,0 +1,55 @@
<dom-module id="coverage-plugin">
<script>
function populateWithDummyData(coverageData) {
coverageData['NewFile'] = {
linesMissingCoverage: [1, 2, 3],
totalLines: 5,
changeNum: 94,
patchNum: 2,
};
coverageData['/COMMIT_MSG'] = {
linesMissingCoverage: [3, 4, 7, 14],
totalLines: 14,
changeNum: 94,
patchNum: 2,
};
coverageData['DEPS'] = {
linesMissingCoverage: [3, 4, 7, 14],
totalLines: 16,
changeNum: 77001,
patchNum: 1,
};
}
Gerrit.install(plugin => {
const coverageData = {};
plugin.annotationApi().addNotifier(notifyFunc => {
new Promise(resolve => setTimeout(resolve, 3000)).then(
() => {
populateWithDummyData(coverageData);
Object.keys(coverageData).forEach(file => {
notifyFunc(file, 0, coverageData[file].totalLines, 'right');
});
});
}).addLayer(context => {
if (Object.keys(coverageData).length === 0) {
// Coverage data is not ready yet.
return;
}
const path = context.path;
const line = context.line;
// Highlight lines missing coverage with this background color.
const cssClass = Gerrit.css('background-color: #EF9B9B');
if (coverageData[path] &&
coverageData[path].changeNum === context.changeNum &&
coverageData[path].patchNum === context.patchNum) {
const linesMissingCoverage = coverageData[path].linesMissingCoverage;
if (linesMissingCoverage.includes(line.afterNumber)) {
context.annotateRange(0, line.text.length, cssClass, 'right');
}
}
});
});
</script>
</dom-module>