Adding a few more tests

tests/baselines/reference/contextualIntersectionType.js

@@ -0,0 +1,14 @@
+//// [contextualIntersectionType.ts]
+var x: { a: (s: string) => string } & { b: (n: number) => number };
+x = {
+    a: s => s,
+    b: n => n
+};
+
+
+//// [contextualIntersectionType.js]
+var x;
+x = {
+    a: function (s) { return s; },
+    b: function (n) { return n; }
+};

tests/baselines/reference/contextualIntersectionType.symbols

@@ -0,0 +1,23 @@
+=== tests/cases/conformance/types/intersection/contextualIntersectionType.ts ===
+var x: { a: (s: string) => string } & { b: (n: number) => number };
+>x : Symbol(x, Decl(contextualIntersectionType.ts, 0, 3))
+>a : Symbol(a, Decl(contextualIntersectionType.ts, 0, 8))
+>s : Symbol(s, Decl(contextualIntersectionType.ts, 0, 13))
+>b : Symbol(b, Decl(contextualIntersectionType.ts, 0, 39))
+>n : Symbol(n, Decl(contextualIntersectionType.ts, 0, 44))
+
+x = {
+>x : Symbol(x, Decl(contextualIntersectionType.ts, 0, 3))
+
+    a: s => s,
+>a : Symbol(a, Decl(contextualIntersectionType.ts, 1, 5))
+>s : Symbol(s, Decl(contextualIntersectionType.ts, 2, 6))
+>s : Symbol(s, Decl(contextualIntersectionType.ts, 2, 6))
+
+    b: n => n
+>b : Symbol(b, Decl(contextualIntersectionType.ts, 2, 14))
+>n : Symbol(n, Decl(contextualIntersectionType.ts, 3, 6))
+>n : Symbol(n, Decl(contextualIntersectionType.ts, 3, 6))
+
+};
+

tests/baselines/reference/contextualIntersectionType.types

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+=== tests/cases/conformance/types/intersection/contextualIntersectionType.ts ===
+var x: { a: (s: string) => string } & { b: (n: number) => number };
+>x : { a: (s: string) => string; } & { b: (n: number) => number; }
+>a : (s: string) => string
+>s : string
+>b : (n: number) => number
+>n : number
+
+x = {
+>x = {    a: s => s,    b: n => n} : { a: (s: string) => string; b: (n: number) => number; }
+>x : { a: (s: string) => string; } & { b: (n: number) => number; }
+>{    a: s => s,    b: n => n} : { a: (s: string) => string; b: (n: number) => number; }
+
+    a: s => s,
+>a : (s: string) => string
+>s => s : (s: string) => string
+>s : string
+>s : string
+
+    b: n => n
+>b : (n: number) => number
+>n => n : (n: number) => number
+>n : number
+>n : number
+
+};
+

tests/baselines/reference/intersectionTypeAssignment.errors.txt

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+tests/cases/conformance/types/intersection/intersectionTypeAssignment.ts(8,1): error TS2322: Type '{ a: string; }' is not assignable to type '{ a: string; b: string; }'.
+  Property 'b' is missing in type '{ a: string; }'.
+tests/cases/conformance/types/intersection/intersectionTypeAssignment.ts(9,1): error TS2322: Type '{ a: string; }' is not assignable to type '{ a: string; } & { b: string; }'.
+  Type '{ a: string; }' is not assignable to type '{ b: string; }'.
+    Property 'b' is missing in type '{ a: string; }'.
+tests/cases/conformance/types/intersection/intersectionTypeAssignment.ts(13,1): error TS2322: Type '{ b: string; }' is not assignable to type '{ a: string; b: string; }'.
+  Property 'a' is missing in type '{ b: string; }'.
+tests/cases/conformance/types/intersection/intersectionTypeAssignment.ts(14,1): error TS2322: Type '{ b: string; }' is not assignable to type '{ a: string; } & { b: string; }'.
+  Type '{ b: string; }' is not assignable to type '{ a: string; }'.
+    Property 'a' is missing in type '{ b: string; }'.
+
+
+==== tests/cases/conformance/types/intersection/intersectionTypeAssignment.ts (4 errors) ====
+    var a: { a: string };
+    var b: { b: string };
+    var x: { a: string, b: string };
+    var y: { a: string } & { b: string };
+
+    a = x;
+    a = y;
+    x = a;  // Error
+    ~
+!!! error TS2322: Type '{ a: string; }' is not assignable to type '{ a: string; b: string; }'.
+!!! error TS2322:   Property 'b' is missing in type '{ a: string; }'.
+    y = a;  // Error
+    ~
+!!! error TS2322: Type '{ a: string; }' is not assignable to type '{ a: string; } & { b: string; }'.
+!!! error TS2322:   Type '{ a: string; }' is not assignable to type '{ b: string; }'.
+!!! error TS2322:     Property 'b' is missing in type '{ a: string; }'.
+
+    b = x;
+    b = y;
+    x = b;  // Error
+    ~
+!!! error TS2322: Type '{ b: string; }' is not assignable to type '{ a: string; b: string; }'.
+!!! error TS2322:   Property 'a' is missing in type '{ b: string; }'.
+    y = b;  // Error
+    ~
+!!! error TS2322: Type '{ b: string; }' is not assignable to type '{ a: string; } & { b: string; }'.
+!!! error TS2322:   Type '{ b: string; }' is not assignable to type '{ a: string; }'.
+!!! error TS2322:     Property 'a' is missing in type '{ b: string; }'.
+
+    x = y;
+    y = x;
+

tests/baselines/reference/intersectionTypeAssignment.js

@@ -0,0 +1,35 @@
+//// [intersectionTypeAssignment.ts]
+var a: { a: string };
+var b: { b: string };
+var x: { a: string, b: string };
+var y: { a: string } & { b: string };
+
+a = x;
+a = y;
+x = a;  // Error
+y = a;  // Error
+
+b = x;
+b = y;
+x = b;  // Error
+y = b;  // Error
+
+x = y;
+y = x;
+
+
+//// [intersectionTypeAssignment.js]
+var a;
+var b;
+var x;
+var y;
+a = x;
+a = y;
+x = a; // Error
+y = a; // Error
+b = x;
+b = y;
+x = b; // Error
+y = b; // Error
+x = y;
+y = x;

tests/cases/conformance/types/intersection/contextualIntersectionType.ts

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+var x: { a: (s: string) => string } & { b: (n: number) => number };
+x = {
+    a: s => s,
+    b: n => n
+};

tests/cases/conformance/types/intersection/intersectionTypeAssignment.ts

@@ -0,0 +1,17 @@
+var a: { a: string };
+var b: { b: string };
+var x: { a: string, b: string };
+var y: { a: string } & { b: string };
+
+a = x;
+a = y;
+x = a;  // Error
+y = a;  // Error
+
+b = x;
+b = y;
+x = b;  // Error
+y = b;  // Error
+
+x = y;
+y = x;