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[Scrolling] Fill in specs

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Fill in specs for ScrollingListController, and for
the specific Column types that support it. Separate
out the code that produces actual rows in order to
improve testability and maintainability. WTD-534.
This commit is contained in:
Victor Woeltjen
2014-12-02 15:59:09 -08:00
parent c0a34149ca
commit e953e5b4b4
6 changed files with 293 additions and 98 deletions
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75
platform/features/scrolling/test/ScrollingListControllerSpec.js
View File

@ -9,6 +9,81 @@ define(
"use strict";
describe("The scrolling list controller", function () {
var mockScope,
mockTelemetry,
testMetadata,
controller;
beforeEach(function () {
mockScope = jasmine.createSpyObj(
"$scope",
[ "$on", "$watch" ]
);
mockTelemetry = jasmine.createSpyObj(
"telemetryController",
[ "getResponse", "getMetadata", "getTelemetryObjects" ]
);
testMetadata = [
{
domains: [
{ key: "d0", name: "D0" },
{ key: "d1", name: "D1" }
],
ranges: [
{ key: "r0", name: "R0" },
{ key: "r1", name: "R1" }
]
},
{
domains: [
{ key: "d0", name: "D0" },
{ key: "d2", name: "D2" }
],
ranges: [
{ key: "r0", name: "R0" }
]
}
];
mockTelemetry.getMetadata.andReturn(testMetadata);
mockTelemetry.getResponse.andReturn([]);
mockTelemetry.getTelemetryObjects.andReturn([]);
mockScope.telemetry = mockTelemetry;
controller = new ScrollingListController(mockScope);
});
it("listens for telemetry data updates", function () {
expect(mockScope.$on).toHaveBeenCalledWith(
"telemetryUpdate",
jasmine.any(Function)
);
});
it("watches for telemetry controller changes", function () {
expect(mockScope.$watch).toHaveBeenCalledWith(
"telemetry",
jasmine.any(Function)
);
});
it("provides a column for each name and each unique domain, range", function () {
// Should have six columns based on metadata above,
// (name, d0, d1, d2, r0, r1)
mockScope.$watch.mostRecentCall.args[1](mockTelemetry);
expect(mockScope.headers).toEqual(["Name", "D0", "D1", "D2", "R0", "R1"]);
});
it("does not throw if telemetry controller is undefined", function () {
// Just a general robustness check
mockScope.telemetry = undefined;
expect(mockScope.$watch.mostRecentCall.args[1])
.not.toThrow();
});
it("provides default columns if domain/range metadata is unavailable", function () {
mockTelemetry.getMetadata.andReturn([]);
mockScope.$watch.mostRecentCall.args[1](mockTelemetry);
expect(mockScope.headers).toEqual(["Name", "Time", "Value"]);
});
});
}
);