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65 lines
1.4 KiB
65 lines
1.4 KiB
function noop () {}
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if (typeof console === 'undefined') {
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window.console = {
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warn: noop,
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error: noop
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}
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}
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// avoid info messages during test
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console.info = noop
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let asserted
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function hasWarned (msg) {
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var count = console.error.calls.count()
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var args
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while (count--) {
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args = console.error.calls.argsFor(count)
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if (args.some(containsMsg)) {
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return true
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}
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}
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function containsMsg (arg) {
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return arg.toString().indexOf(msg) > -1
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}
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}
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// define custom matcher for warnings
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beforeEach(() => {
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asserted = []
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spyOn(console, 'error')
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jasmine.addMatchers({
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toHaveBeenWarned: () => {
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return {
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compare: msg => {
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asserted = asserted.concat(msg)
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var warned = Array.isArray(msg)
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? msg.some(hasWarned)
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: hasWarned(msg)
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return {
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pass: warned,
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message: warned
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? 'Expected message "' + msg + '" not to have been warned'
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: 'Expected message "' + msg + '" to have been warned'
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}
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}
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}
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}
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})
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})
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afterEach(done => {
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const warned = msg => asserted.some(assertedMsg => msg.toString().indexOf(assertedMsg) > -1)
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let count = console.error.calls.count()
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let args
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while (count--) {
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args = console.error.calls.argsFor(count)
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if (!warned(args[0])) {
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done.fail(`Unexpected console.error message: ${args[0]}`)
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return
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}
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}
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done()
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})
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