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Adding contextual typing test

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This commit is contained in:
Anders Hejlsberg
2015-09-29 15:26:27 -07:00
parent 81934ab0af
commit 82c010e12a
4 changed files with 108 additions and 0 deletions
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tests/baselines/reference/contextualThisType.js
+24
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@@ -0,0 +1,24 @@
//// [contextualThisType.ts]
interface X {
a: (p: this) => this;
}
interface Y extends X {
}
var x: Y = {
a(p) {
return p;
}
}
var y = x.a(x);
//// [contextualThisType.js]
var x = {
a: function (p) {
return p;
}
};
var y = x.a(x);
tests/baselines/reference/contextualThisType.symbols
+34
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@@ -0,0 +1,34 @@
=== tests/cases/conformance/types/thisType/contextualThisType.ts ===
interface X {
>X : Symbol(X, Decl(contextualThisType.ts, 0, 0))
a: (p: this) => this;
>a : Symbol(a, Decl(contextualThisType.ts, 0, 13))
>p : Symbol(p, Decl(contextualThisType.ts, 1, 8))
}
interface Y extends X {
>Y : Symbol(Y, Decl(contextualThisType.ts, 2, 1))
>X : Symbol(X, Decl(contextualThisType.ts, 0, 0))
}
var x: Y = {
>x : Symbol(x, Decl(contextualThisType.ts, 7, 3))
>Y : Symbol(Y, Decl(contextualThisType.ts, 2, 1))
a(p) {
>a : Symbol(a, Decl(contextualThisType.ts, 7, 12))
>p : Symbol(p, Decl(contextualThisType.ts, 8, 6))
return p;
>p : Symbol(p, Decl(contextualThisType.ts, 8, 6))
}
}
var y = x.a(x);
>y : Symbol(y, Decl(contextualThisType.ts, 13, 3))
>x.a : Symbol(X.a, Decl(contextualThisType.ts, 0, 13))
>x : Symbol(x, Decl(contextualThisType.ts, 7, 3))
>a : Symbol(X.a, Decl(contextualThisType.ts, 0, 13))
>x : Symbol(x, Decl(contextualThisType.ts, 7, 3))
tests/baselines/reference/contextualThisType.types
+36
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=== tests/cases/conformance/types/thisType/contextualThisType.ts ===
interface X {
>X : X
a: (p: this) => this;
>a : (p: this) => this
>p : this
}
interface Y extends X {
>Y : Y
>X : X
}
var x: Y = {
>x : Y
>Y : Y
>{ a(p) { return p; }} : { a(p: Y): Y; }
a(p) {
>a : (p: Y) => Y
>p : Y
return p;
>p : Y
}
}
var y = x.a(x);
>y : Y
>x.a(x) : Y
>x.a : (p: Y) => Y
>x : Y
>a : (p: Y) => Y
>x : Y
tests/cases/conformance/types/thisType/contextualThisType.ts
+14
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@@ -0,0 +1,14 @@
interface X {
a: (p: this) => this;
}
interface Y extends X {
}
var x: Y = {
a(p) {
return p;
}
}
var y = x.a(x);