Files
jasmine/spec/core/matchers/toBePositiveInfinitySpec.js
2017-03-27 00:04:43 +02:00

32 lines
942 B
JavaScript

describe("toBePositiveInfinity", function() {
it("fails for anything that isn't Infinity", function() {
var matcher = jasmineUnderTest.matchers.toBePositiveInfinity(),
result;
result = matcher.compare(1);
expect(result.pass).toBe(false);
result = matcher.compare(Number.NaN);
expect(result.pass).toBe(false);
result = matcher.compare(null);
expect(result.pass).toBe(false);
});
it("has a custom message on failure", function() {
var matcher = jasmineUnderTest.matchers.toBePositiveInfinity(),
result = matcher.compare(0);
expect(result.message()).toEqual("Expected 0 not to be Infinity.")
});
it("succeeds for Infinity", function() {
var matcher = jasmineUnderTest.matchers.toBePositiveInfinity(),
result = matcher.compare(Number.POSITIVE_INFINITY);
expect(result.pass).toBe(true);
expect(result.message).toEqual("Expected actual to be Infinity.")
});
});