def testEq(self):
source = """
class simple Count
field value: unsigned long
constructor
autoinit value = 0
operator const ==: bool
param n: unsigned long
return value == n
var const flag: bool = Count(1000) == 1000
"""
expected = """
class Count {
private value: number;
constructor(value = 0) {
this.value = value;
}
eq(n: number): boolean {
return this.value === n;
}
}
const flag = new Count(1000).eq(1000);
"""
module = TSCore.createModuleFromWpp(source, 'eq.wpp')
ctx = OutContextMemoryStream()
module.exportContext(ctx, style)
self.assertEqual(str(ctx), module.strPack(expected))
def testRightSimple(self):
source = """
class simple Point
field x: double
field y: double
constructor
autoinit x = 0
autoinit y = 0
operator const right *: Point
param k: double
return Point(k * x, k * y)
var const p: Point = 10 * Point(1, 2)
"""
expected = """
class Point {
private x: number;
private y: number;
constructor(x = 0, y = 0) {
this.x = x;
this.y = y;
}
rmul(k: number): Point {
return new Point(k * this.x, k * this.y);
}
}
const p = new Point(1, 2).rmul(10);
"""
module = TSCore.createModuleFromWpp(source, 'simpleRight.wpp')
ctx = OutContextMemoryStream()
module.exportContext(ctx, style)
self.assertEqual(str(ctx), module.strPack(expected))
def testSimple(self):
source = """
class simple Point
field public x: double
field public y: double
constructor
autoinit x = 0
autoinit y = 0
operator const +: Point
param right: const ref Point
return Point(x + right.x, y + right.y)
var const a: Point = Point(11, 22)
var const b: Point = a + Point(0, -1)
"""
expected = """
class Point {
public x: number;
public y: number;
constructor(x = 0, y = 0) {
this.x = x;
this.y = y;
}
add(right: Point): Point {
return new Point(this.x + right.x, this.y + right.y);
}
}
const a = new Point(11, 22);
const b = a.add(new Point(0, -1));
"""
module = TSCore.createModuleFromWpp(source, 'simpleOp.wpp')
ctx = OutContextMemoryStream()
module.exportContext(ctx, style)
self.assertEqual(str(ctx), module.strPack(expected))
def testExport(self):
source = 'typedef public Size = unsigned long'
tsModule = TSCore.createModuleFromWpp(source, 'export.wpp')
ctx = OutContextMemoryStream()
tsModule.exportContext(ctx, style)
# TypeScript is not maintain unsigned types
self.assertEqual(str(ctx), 'export type Size = number;')
def testDefaultParams(self):
source = """
class simple Point
field public x: double
field public y: double
constructor
autoinit x = 0
autoinit y = 0
var const pt0: Point = Point()
var const pt1: Point = Point(1)
var const pt2: Point = Point(1, 2)
"""
expect = """
class Point {
public x: number;
public y: number;
constructor(x = 0, y = 0) {
this.x = x;
this.y = y;
}
}
const pt0 = new Point();
const pt1 = new Point(1);
const pt2 = new Point(1, 2);
"""
module = TSCore.createModuleFromWpp(source, 'defaultParams.wpp')
ctx = OutContextMemoryStream()
module.exportContext(ctx, style)
self.assertEqual(str(ctx), module.strPack(expect))
def testAutoinit(self):
source = """
class simple Point
field public x: double
field public y: double
constructor
autoinit x
autoinit y
var const pt: Point = Point(22, 44)
var const x: double = pt.x
"""
expect = """
class Point {
public x: number;
public y: number;
constructor(x: number, y: number) {
this.x = x;
this.y = y;
}
}
const pt = new Point(22, 44);
const x = pt.x;
"""
module = TSCore.createModuleFromWpp(source, 'autoinit.wpp')
ctx = OutContextMemoryStream()
module.exportContext(ctx, style)
self.assertEqual(str(ctx), module.strPack(expect))
def testSingle(self):
source = """
class simple Point
field public x: double
field public y: double
constructor
param x0: double
param y0: double
x = x0
y = y0
var const pt: Point = Point(22, 44)
var const x: double = pt.x
"""
expect = """
class Point {
public x: number;
public y: number;
constructor(x0: number, y0: number) {
this.x = x0;
this.y = y0;
}
}
const pt = new Point(22, 44);
const x = pt.x;
"""
module = TSCore.createModuleFromWpp(source, 'single.wpp')
ctx = OutContextMemoryStream()
module.exportContext(ctx, style)
self.assertEqual(str(ctx), module.strPack(expect))
def testIntDiv(self):
source = """
class simple Count
field value: unsigned long
constructor
autoinit value = 0
operator const /: Count
param n: unsigned long
return Count(value / n)
var const c1: Count = Count(1000) / 2
"""
expected = """
class Count {
private value: number;
constructor(value = 0) {
this.value = value;
}
div(n: number): Count {
return new Count(this.value / n | 0);
}
}
const c1 = new Count(1000).div(2);
"""
module = TSCore.createModuleFromWpp(source, 'intDiv.wpp')
ctx = OutContextMemoryStream()
module.exportContext(ctx, style)
self.assertEqual(str(ctx), module.strPack(expected))
def testAlias(self): """Alias of core type""" source = "var const public firstByte: byte = 15" tsModule = TSCore.createModuleFromWpp(source, 'alias.wpp') ctx = OutContextMemoryStream() tsModule.exportContext(ctx, style) # transform byte into number self.assertEqual(str(ctx), 'export const firstByte = 15;')
def testShortForm(self):
source = """
func public shortFunc: double
param singleParam: double
return singleParam
"""
expected = 'export const shortFunc = (singleParam: number): number => singleParam;'
module = TSCore.createModuleFromWpp(source, 'shortForm.wpp')
ctx = OutContextMemoryStream()
module.exportContext(ctx, style)
self.assertEqual(str(ctx), expected)
def testOverload(self):
source = """
class simple Point
field public x: double
field public y: double
constructor overload
x = 0
y = 0
constructor overload
altName initPoint
autoinit x
autoinit y
constructor overload
altName copyPoint
param src: const ref Point
x = src.x
y = src.y
var const org: Point = Point()
var const first: Point = Point(1, 2)
var const second: Point = Point(first)
"""
expected = """
class Point {
public x: number;
public y: number;
constructor() {
this.x = 0;
this.y = 0;
}
static initPoint(x: number, y: number): Point {
const _inst = new Point();
_inst.x = x;
_inst.y = y;
return _inst;
}
static copyPoint(src: Point): Point {
const _inst = new Point();
_inst.x = src.x;
_inst.y = src.y;
return _inst;
}
}
const org = new Point();
const first = Point.initPoint(1, 2);
const second = Point.copyPoint(first);
"""
module = TSCore.createModuleFromWpp(source, 'overload.wpp')
ctx = OutContextMemoryStream()
module.exportContext(ctx, style)
self.assertEqual(str(ctx), module.strPack(expected))
def testCmp(self): source = """ var const a: int = 5 var const eq: bool = a == 0 var const ne: bool = a != 0 """ expected = """ const a = 5; const eq = a === 0; const ne = a !== 0; """ module = TSCore.createModuleFromWpp(source, 'cmp.wpp') ctx = OutContextMemoryStream() module.exportContext(ctx, style) self.assertEqual(str(ctx), module.strPack(expected))
def testComment(self):
source = """
typedef public Size = unsigned long
# This is comment.
# Second line.
"""
expected = """
// This is comment.
// Second line.
export type Size = number;
"""
tsModule = TSCore.createModuleFromWpp(source, 'comment.wpp')
ctx = OutContextMemoryStream()
tsModule.exportContext(ctx, style)
self.assertEqual(str(ctx), expected.strip())
def testComment(self): source = """ var const public bufferSize: size_t = 256 # This is comment. # Second line... """ expected = """ // This is comment. // Second line... export const bufferSize = 256; """ tsModule = TSCore.createModuleFromWpp(source, 'comment.wpp') ctx = OutContextMemoryStream() tsModule.exportContext(ctx, style) self.assertEqual(str(ctx), expected.strip())
def testComment(self):
source = """
# Header comment.
# Second header line.
var public const isActive: bool = true
"""
expected = """
// Header comment.
// Second header line.
export const isActive = true;
"""
tsModule = TSCore.createModuleFromWpp(source, 'comment.wpp')
ctx = OutContextMemoryStream()
tsModule.exportContext(ctx, style)
self.assertEqual(str(ctx), expected.strip())
def testEmpty(self):
source = """
class simple Point
field public x: double = 0
var const pt: Point = Point()
var const x: double = pt.x
"""
expect = """
class Point {
public x = 0;
}
const pt = new Point();
const x = pt.x;
"""
module = TSCore.createModuleFromWpp(source, 'empty.wpp')
ctx = OutContextMemoryStream()
module.exportContext(ctx, style)
self.assertEqual(str(ctx), module.strPack(expect))
def testArith(self): source = """ var const a: double = 1 var const b: double = 2 var const c: double = a + b * 3 var const d: double = (a + b) * c var const e: double = a + (b * c) """ expected = """ const a = 1; const b = 2; const c = a + b * 3; const d = (a + b) * c; const e = a + b * c; """ # В последней строке убираются ненужные скобки module = TSCore.createModuleFromWpp(source, 'arith.wpp') ctx = OutContextMemoryStream() module.exportContext(ctx, style) self.assertEqual(str(ctx), module.strPack(expected))
def testExtends(self):
source = """
class Top
class Middle
extends Top
class Bottom
extends Middle
"""
expected = """
class Top {
}
class Middle extends Top {
}
class Bottom extends Middle {
}
"""
module = TSCore.createModuleFromWpp(source, 'extends.wpp')
ctx = OutContextMemoryStream()
module.exportContext(ctx, style)
self.assertEqual(str(ctx), module.strPack(expected))
def testSimpleField(self):
source = """
class Value
field public value: double = 1.0
method setValue
param v: double
value = v
"""
expected = """
class Value {
public value = 1.0;
setValue(v: number): void {
this.value = v;
}
}
"""
module = TSCore.createModuleFromWpp(source, 'simple.wpp')
ctx = OutContextMemoryStream()
module.exportContext(ctx, style)
self.assertEqual(str(ctx), module.strPack(expected))
def testStaticField(self):
source = """
class Value
field public value: double = 1.0
field private static epsilon: double = 0.001
method is0: bool
return value < epsilon
"""
expected = """
class Value {
public value = 1.0;
private static epsilon = 0.001;
is0(): boolean {
return this.value < Value.epsilon;
}
}
"""
module = TSCore.createModuleFromWpp(source, 'static.wpp')
ctx = OutContextMemoryStream()
module.exportContext(ctx, style)
self.assertEqual(str(ctx), module.strPack(expected))
def testShift(self): source = """ var const s: int = 128 var const u: unsigned int = 128 var const sl: int = s << 2 var const ul: unsigned int = u << 2 var const sr: int = s >> 2 var const ur: unsigned int = u >> 2 """ expected = """ const s = 128; const u = 128; const sl = s << 2; const ul = u << 2; const sr = s >> 2; const ur = u >>> 2; """ module = TSCore.createModuleFromWpp(source, 'shift.wpp') ctx = OutContextMemoryStream() module.exportContext(ctx, style) self.assertEqual(str(ctx), module.strPack(expected))
def testSimple(self):
tsModule = TSCore.createModuleFromWpp(
"var public const pi: double = 3.14", 'module.wpp')
self.assertEqual(tsModule.type, 'module')
self.assertEqual(len(tsModule.items), 1)
txVarDecl = tsModule.items[0]
self.assertEqual(txVarDecl.type, 'var')
self.assertIn('hiddenType', txVarDecl.attrs)
txTypeExpr = txVarDecl.getTypeTaxon()
self.assertEqual(txTypeExpr.type, '@typeExprName')
txType = txTypeExpr.getTypeTaxon()
self.assertEqual(txType.type, 'scalar')
self.assertEqual(txType.getName(),
'number') # 'double' in TS translated to 'number'
txVal = txVarDecl.getValueTaxon()
self.assertIsNot(txVal, None)
self.assertEqual(txVal.type, 'const')
code = tsModule.exportText(style)[0]
self.assertEqual(code, 'export const pi = 3.14;')
def testOverloadRight(self):
source = """
class simple Point
field public x: double
field public y: double
constructor
autoinit x = 0
autoinit y = 0
operator const overload *: Point
param right: double
return Point(x * right, y * right)
operator const overload right *: Point
param left: double
return Point(left * x, left * y)
var const a: Point = Point(11, 22) * 33
var const b: Point = 1.1 * Point(0, -1)
"""
expected = """
class Point {
public x: number;
public y: number;
constructor(x = 0, y = 0) {
this.x = x;
this.y = y;
}
mul(right: number): Point {
return new Point(this.x * right, this.y * right);
}
rmul(left: number): Point {
return new Point(left * this.x, left * this.y);
}
}
const a = new Point(11, 22).mul(33);
const b = new Point(0, -1).rmul(1.1);
"""
module = TSCore.createModuleFromWpp(source, 'overloadR.wpp')
ctx = OutContextMemoryStream()
module.exportContext(ctx, style)
self.assertEqual(str(ctx), module.strPack(expected))
def testIntDiv(self): source = """ var const sA: int = 10 var const sB: int = 3 var const s1: int = sA / sB var const s2: int = sA / sB + 1 var const s3: int = sA / 3 var const s4: int = 1000 / sB """ expected = """ const sA = 10; const sB = 3; const s1 = sA / sB | 0; const s2 = (sA / sB | 0) + 1; const s3 = sA / 3 | 0; const s4 = 1000 / sB | 0; """ # sA / sB => sA / sB | 0 Необходимо использовать | 0, т.к. результат должен быть целым числом 10 // 3 = 3 # sA / sB + 1 => (sA / sB | 0) + 1 Применяются скобки, т.к. приоритет операции | ниже, чем + module = TSCore.createModuleFromWpp(source, 'intDiv.wpp') ctx = OutContextMemoryStream() module.exportContext(ctx, style) self.assertEqual(str(ctx), module.strPack(expected))