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import * as util from 'josm/util'
const System = Java.type('java.lang.System')
const out = System.out
export function TestCase(name, test) {
this._name = name
this._test = test
}
export function test() {
switch (arguments.length) {
case 1:
return new TestCase('No Name', arguments[0])
case 2:
return new TestCase(arguments[0], arguments[1])
default:
util.assert(false, 'Unsupported arguments')
}
}
TestCase.prototype.run = function () {
try {
this._test()
out.println('PASS - ' + this._name)
return true
} catch (e) {
out.println(`FAIL - ${this._name}`)
const desc = e.message || e.description || e
out.println(` description: ${desc}`)
let context
if (e.lineNumber || e.fileName) {
context = ` filename: ${e.fileName}, line: ${e.lineNumber}`
}
if (context) {
out.println(` context: ${context}`)
}
return false
}
}
export function Suite(name) {
this._name = name
this._tests = []
}
export function suite() {
if (arguments.length === 0) return new Suite()
let idx = 0
const name = arguments[0]
let suite
if (util.isString(name)) {
suite = new Suite(name)
idx = 1
} else {
suite = new Suite()
}
for (let i = idx; i < arguments.length; i++) {
const test = arguments[i]
if (test instanceof TestCase) {
suite.add(test)
} else if (util.isFunction(test)) {
suite.add(test(test))
} else {
util.assert(false, 'Unsupported arguments')
}
}
return suite
}
Suite.prototype.add = function (test) {
this._tests.push(test)
}
Suite.prototype.run = function () {
out.println('----------------------------------------------------------------------')
if (this._name) {
out.println('suite: ' + this._name)
out.println('----------------------------------------------------------------------')
}
let numtests = 0
let numfail = 0
let numok = 0
for (let i = 0; i < this._tests.length; i++) {
const ret = this._tests[i].run()
numtests++
if (ret) {
numok++
} else {
numfail++
}
}
out.println('----------------------------------------------------------------------')
out.println(' # tests: ' + numtests + ' # PASS : ' + numok + ' # FAIL : ' + numfail)
out.println('----------------------------------------------------------------------')
return numfail
}
export function expectError() {
let name = 'no name'
let f
switch (arguments.length) {
case 0: return
case 1: f = arguments[0]; break
case 2:
name = arguments[0]
f = arguments[1]
break
default:
util.assert(false, 'Unexpected number of arguments')
}
try {
f()
util.assert(false, "''{0}'': should have failed. Didn''t catch an error.", name)
} catch (e) {
}
}
export function expectAssertionError() {
let name = 'no name'
let f
switch (arguments.length) {
case 0: return
case 1: f = arguments[0]; break
case 2:
name = arguments[0]
f = arguments[1]
break
default:
util.assert(false, 'Unexpected number of arguments')
}
try {
f()
util.assert(false, "''{0}'': should have failed. Didn''t catch an error.", name)
} catch (e) {
if (e.name !== 'AssertionError') {
util.assert(false, "''{0}'': expected an AssertionError, caught {1}.", name, e.toSource())
}
}
}
