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Add tests

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This commit is contained in:
Anders Hejlsberg 2016-08-15 15:21:12 -07:00
parent 8f847c5034
commit 15dae3fd8a
3 changed files with 228 additions and 0 deletions
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65
tests/baselines/reference/implicitConstParameters.errors.txt Normal file
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tests/cases/compiler/implicitConstParameters.ts(39,27): error TS2532: Object is possibly 'undefined'.
tests/cases/compiler/implicitConstParameters.ts(45,27): error TS2532: Object is possibly 'undefined'.
==== tests/cases/compiler/implicitConstParameters.ts (2 errors) ====
function doSomething(cb: () => void) {
cb();
}
function fn(x: number | string) {
if (typeof x === 'number') {
doSomething(() => x.toFixed());
}
}
function f1(x: string | undefined) {
if (!x) {
return;
}
doSomething(() => x.length);
}
function f2(x: string | undefined) {
if (x) {
doSomething(() => {
doSomething(() => x.length);
});
}
}
function f3(x: string | undefined) {
inner();
function inner() {
if (x) {
doSomething(() => x.length);
}
}
}
function f4(x: string | undefined) {
x = "abc"; // causes x to be considered non-const
if (x) {
doSomething(() => x.length);
~
!!! error TS2532: Object is possibly 'undefined'.
}
}
function f5(x: string | undefined) {
if (x) {
doSomething(() => x.length);
~
!!! error TS2532: Object is possibly 'undefined'.
}
x = "abc"; // causes x to be considered non-const
}
function f6(x: string | undefined) {
const y = x || "";
if (x) {
doSomething(() => y.length);
}
}

106
tests/baselines/reference/implicitConstParameters.js Normal file
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//// [implicitConstParameters.ts]
function doSomething(cb: () => void) {
cb();
}
function fn(x: number | string) {
if (typeof x === 'number') {
doSomething(() => x.toFixed());
}
}
function f1(x: string | undefined) {
if (!x) {
return;
}
doSomething(() => x.length);
}
function f2(x: string | undefined) {
if (x) {
doSomething(() => {
doSomething(() => x.length);
});
}
}
function f3(x: string | undefined) {
inner();
function inner() {
if (x) {
doSomething(() => x.length);
}
}
}
function f4(x: string | undefined) {
x = "abc"; // causes x to be considered non-const
if (x) {
doSomething(() => x.length);
}
}
function f5(x: string | undefined) {
if (x) {
doSomething(() => x.length);
}
x = "abc"; // causes x to be considered non-const
}
function f6(x: string | undefined) {
const y = x || "";
if (x) {
doSomething(() => y.length);
}
}
//// [implicitConstParameters.js]
function doSomething(cb) {
cb();
}
function fn(x) {
if (typeof x === 'number') {
doSomething(function () { return x.toFixed(); });
}
}
function f1(x) {
if (!x) {
return;
}
doSomething(function () { return x.length; });
}
function f2(x) {
if (x) {
doSomething(function () {
doSomething(function () { return x.length; });
});
}
}
function f3(x) {
inner();
function inner() {
if (x) {
doSomething(function () { return x.length; });
}
}
}
function f4(x) {
x = "abc"; // causes x to be considered non-const
if (x) {
doSomething(function () { return x.length; });
}
}
function f5(x) {
if (x) {
doSomething(function () { return x.length; });
}
x = "abc"; // causes x to be considered non-const
}
function f6(x) {
var y = x || "";
if (x) {
doSomething(function () { return y.length; });
}
}

57
tests/cases/compiler/implicitConstParameters.ts Normal file
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// @strictNullChecks: true
function doSomething(cb: () => void) {
cb();
}
function fn(x: number | string) {
if (typeof x === 'number') {
doSomething(() => x.toFixed());
}
}
function f1(x: string | undefined) {
if (!x) {
return;
}
doSomething(() => x.length);
}
function f2(x: string | undefined) {
if (x) {
doSomething(() => {
doSomething(() => x.length);
});
}
}
function f3(x: string | undefined) {
inner();
function inner() {
if (x) {
doSomething(() => x.length);
}
}
}
function f4(x: string | undefined) {
x = "abc"; // causes x to be considered non-const
if (x) {
doSomething(() => x.length);
}
}
function f5(x: string | undefined) {
if (x) {
doSomething(() => x.length);
}
x = "abc"; // causes x to be considered non-const
}
function f6(x: string | undefined) {
const y = x || "";
if (x) {
doSomething(() => y.length);
}
}