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[Testing] Add tests to ensure correct image type

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Issue #967
This commit is contained in:
David Hudson 2016-09-12 17:00:28 +09:00
parent 487ec7907c
commit bb34528a86
1 changed files with 27 additions and 8 deletions
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35
platform/features/plot/test/services/ExportImageServiceSpec.js
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@ -32,10 +32,13 @@ define(
mockTimeout,
mockLog,
mockHtml2Canvas,
mockCanvas,
mockJsPDF,
mockJsPDFSave,
mockSaveAs,
mockFileReader,
mockExportTimeoutConstant,
testElement,
exportImageService;
describe("ExportImageService", function () {
@ -69,7 +72,13 @@ define(
"$log",
["warn"]
);
mockHtml2Canvas = jasmine.createSpy("html2canvas");
mockHtml2Canvas = jasmine.createSpy("html2canvas").andCallFake(function (element, opts) {
opts.onrendered(mockCanvas);
});
mockCanvas = jasmine.createSpyObj(
"canvas",
["toBlob"]
);
mockJsPDFSave = jasmine.createSpy("jsPDFSave");
mockJsPDF = function () {
return {
@ -78,7 +87,12 @@ define(
};
};
mockSaveAs = jasmine.createSpy("saveAs");
mockFileReader = jasmine.createSpyObj(
"FileReader",
["readAsDataURL", "onloadend"]
);
mockExportTimeoutConstant = 0;
testElement = {};
exportImageService = new ExportImageService(
mockQ,
@ -87,32 +101,37 @@ define(
mockExportTimeoutConstant,
mockHtml2Canvas,
mockJsPDF,
mockSaveAs
mockSaveAs,
mockFileReader
);
});
it("runs html2canvas and tries to save a pdf", function () {
exportImageService.exportPDF("", "plot.pdf");
exportImageService.exportPDF(testElement, "plot.pdf");
mockFileReader.onloadend();
expect(mockHtml2Canvas).toHaveBeenCalled();
expect(mockHtml2Canvas).toHaveBeenCalledWith(testElement, { onrendered: jasmine.any(Function) });
expect(mockCanvas.toBlob).toHaveBeenCalledWith(mockDeferred.resolve, "image/jpeg");
expect(mockDeferred.reject).not.toHaveBeenCalled();
expect(mockJsPDFSave).toHaveBeenCalled();
expect(mockPromise.finally).toHaveBeenCalled();
});
it("runs html2canvas and tries to save a png", function () {
exportImageService.exportPNG("", "plot.png");
exportImageService.exportPNG(testElement, "plot.png");
expect(mockHtml2Canvas).toHaveBeenCalled();
expect(mockHtml2Canvas).toHaveBeenCalledWith(testElement, { onrendered: jasmine.any(Function) });
expect(mockCanvas.toBlob).toHaveBeenCalledWith(mockDeferred.resolve, "image/png");
expect(mockDeferred.reject).not.toHaveBeenCalled();
expect(mockSaveAs).toHaveBeenCalled();
expect(mockPromise.finally).toHaveBeenCalled();
});
it("runs html2canvas and tries to save a jpg", function () {
exportImageService.exportJPG("", "plot.png");
exportImageService.exportJPG(testElement, "plot.png");
expect(mockHtml2Canvas).toHaveBeenCalled();
expect(mockHtml2Canvas).toHaveBeenCalledWith(testElement, { onrendered: jasmine.any(Function) });
expect(mockCanvas.toBlob).toHaveBeenCalledWith(mockDeferred.resolve, "image/jpeg");
expect(mockDeferred.reject).not.toHaveBeenCalled();
expect(mockSaveAs).toHaveBeenCalled();
expect(mockPromise.finally).toHaveBeenCalled();