=== tests/cases/conformance/types/typeRelationships/assignmentCompatibility/assignmentCompatWithObjectMembers3.ts ===
// members N and M of types S and T have the same name, same accessibility, same optionality, and N is assignable M
// additional optional properties do not cause errors

class S implements S2 { foo: string; }
>S : S, Symbol(S, Decl(assignmentCompatWithObjectMembers3.ts, 0, 0))
>S2 : S2, Symbol(S2, Decl(assignmentCompatWithObjectMembers3.ts, 6, 9))
>foo : string, Symbol(foo, Decl(assignmentCompatWithObjectMembers3.ts, 3, 23))

class T implements T2 { foo: string; }
>T : T, Symbol(T, Decl(assignmentCompatWithObjectMembers3.ts, 3, 38))
>T2 : T2, Symbol(T2, Decl(assignmentCompatWithObjectMembers3.ts, 8, 42))
>foo : string, Symbol(foo, Decl(assignmentCompatWithObjectMembers3.ts, 4, 23))

var s: S;
>s : S, Symbol(s, Decl(assignmentCompatWithObjectMembers3.ts, 5, 3))
>S : S, Symbol(S, Decl(assignmentCompatWithObjectMembers3.ts, 0, 0))

var t: T;
>t : T, Symbol(t, Decl(assignmentCompatWithObjectMembers3.ts, 6, 3))
>T : T, Symbol(T, Decl(assignmentCompatWithObjectMembers3.ts, 3, 38))

interface S2 { foo: string; bar?: string }
>S2 : S2, Symbol(S2, Decl(assignmentCompatWithObjectMembers3.ts, 6, 9))
>foo : string, Symbol(foo, Decl(assignmentCompatWithObjectMembers3.ts, 8, 14))
>bar : string, Symbol(bar, Decl(assignmentCompatWithObjectMembers3.ts, 8, 27))

interface T2 { foo: string; baz?: string }
>T2 : T2, Symbol(T2, Decl(assignmentCompatWithObjectMembers3.ts, 8, 42))
>foo : string, Symbol(foo, Decl(assignmentCompatWithObjectMembers3.ts, 9, 14))
>baz : string, Symbol(baz, Decl(assignmentCompatWithObjectMembers3.ts, 9, 27))

var s2: S2;
>s2 : S2, Symbol(s2, Decl(assignmentCompatWithObjectMembers3.ts, 10, 3))
>S2 : S2, Symbol(S2, Decl(assignmentCompatWithObjectMembers3.ts, 6, 9))

var t2: T2;
>t2 : T2, Symbol(t2, Decl(assignmentCompatWithObjectMembers3.ts, 11, 3))
>T2 : T2, Symbol(T2, Decl(assignmentCompatWithObjectMembers3.ts, 8, 42))

var a: { foo: string; bar?: string }
>a : { foo: string; bar?: string; }, Symbol(a, Decl(assignmentCompatWithObjectMembers3.ts, 13, 3))
>foo : string, Symbol(foo, Decl(assignmentCompatWithObjectMembers3.ts, 13, 8))
>bar : string, Symbol(bar, Decl(assignmentCompatWithObjectMembers3.ts, 13, 21))

var b: { foo: string; baz?: string }
>b : { foo: string; baz?: string; }, Symbol(b, Decl(assignmentCompatWithObjectMembers3.ts, 14, 3))
>foo : string, Symbol(foo, Decl(assignmentCompatWithObjectMembers3.ts, 14, 8))
>baz : string, Symbol(baz, Decl(assignmentCompatWithObjectMembers3.ts, 14, 21))

var a2: S2 = { foo: '' };
>a2 : S2, Symbol(a2, Decl(assignmentCompatWithObjectMembers3.ts, 16, 3))
>S2 : S2, Symbol(S2, Decl(assignmentCompatWithObjectMembers3.ts, 6, 9))
>{ foo: '' } : { foo: string; }
>foo : string, Symbol(foo, Decl(assignmentCompatWithObjectMembers3.ts, 16, 14))
>'' : string

var b2: T2 = { foo: '' };
>b2 : T2, Symbol(b2, Decl(assignmentCompatWithObjectMembers3.ts, 17, 3))
>T2 : T2, Symbol(T2, Decl(assignmentCompatWithObjectMembers3.ts, 8, 42))
>{ foo: '' } : { foo: string; }
>foo : string, Symbol(foo, Decl(assignmentCompatWithObjectMembers3.ts, 17, 14))
>'' : string

s = t;
>s = t : T
>s : S, Symbol(s, Decl(assignmentCompatWithObjectMembers3.ts, 5, 3))
>t : T, Symbol(t, Decl(assignmentCompatWithObjectMembers3.ts, 6, 3))

t = s;
>t = s : S
>t : T, Symbol(t, Decl(assignmentCompatWithObjectMembers3.ts, 6, 3))
>s : S, Symbol(s, Decl(assignmentCompatWithObjectMembers3.ts, 5, 3))

s = s2;
>s = s2 : S2
>s : S, Symbol(s, Decl(assignmentCompatWithObjectMembers3.ts, 5, 3))
>s2 : S2, Symbol(s2, Decl(assignmentCompatWithObjectMembers3.ts, 10, 3))

s = a2;
>s = a2 : S2
>s : S, Symbol(s, Decl(assignmentCompatWithObjectMembers3.ts, 5, 3))
>a2 : S2, Symbol(a2, Decl(assignmentCompatWithObjectMembers3.ts, 16, 3))

s2 = t2;
>s2 = t2 : T2
>s2 : S2, Symbol(s2, Decl(assignmentCompatWithObjectMembers3.ts, 10, 3))
>t2 : T2, Symbol(t2, Decl(assignmentCompatWithObjectMembers3.ts, 11, 3))

t2 = s2;
>t2 = s2 : S2
>t2 : T2, Symbol(t2, Decl(assignmentCompatWithObjectMembers3.ts, 11, 3))
>s2 : S2, Symbol(s2, Decl(assignmentCompatWithObjectMembers3.ts, 10, 3))

s2 = t;
>s2 = t : T
>s2 : S2, Symbol(s2, Decl(assignmentCompatWithObjectMembers3.ts, 10, 3))
>t : T, Symbol(t, Decl(assignmentCompatWithObjectMembers3.ts, 6, 3))

s2 = b;
>s2 = b : { foo: string; baz?: string; }
>s2 : S2, Symbol(s2, Decl(assignmentCompatWithObjectMembers3.ts, 10, 3))
>b : { foo: string; baz?: string; }, Symbol(b, Decl(assignmentCompatWithObjectMembers3.ts, 14, 3))

s2 = a2;
>s2 = a2 : S2
>s2 : S2, Symbol(s2, Decl(assignmentCompatWithObjectMembers3.ts, 10, 3))
>a2 : S2, Symbol(a2, Decl(assignmentCompatWithObjectMembers3.ts, 16, 3))

a = b;
>a = b : { foo: string; baz?: string; }
>a : { foo: string; bar?: string; }, Symbol(a, Decl(assignmentCompatWithObjectMembers3.ts, 13, 3))
>b : { foo: string; baz?: string; }, Symbol(b, Decl(assignmentCompatWithObjectMembers3.ts, 14, 3))

b = a;
>b = a : { foo: string; bar?: string; }
>b : { foo: string; baz?: string; }, Symbol(b, Decl(assignmentCompatWithObjectMembers3.ts, 14, 3))
>a : { foo: string; bar?: string; }, Symbol(a, Decl(assignmentCompatWithObjectMembers3.ts, 13, 3))

a = s;
>a = s : S
>a : { foo: string; bar?: string; }, Symbol(a, Decl(assignmentCompatWithObjectMembers3.ts, 13, 3))
>s : S, Symbol(s, Decl(assignmentCompatWithObjectMembers3.ts, 5, 3))

a = s2;
>a = s2 : S2
>a : { foo: string; bar?: string; }, Symbol(a, Decl(assignmentCompatWithObjectMembers3.ts, 13, 3))
>s2 : S2, Symbol(s2, Decl(assignmentCompatWithObjectMembers3.ts, 10, 3))

a = a2;
>a = a2 : S2
>a : { foo: string; bar?: string; }, Symbol(a, Decl(assignmentCompatWithObjectMembers3.ts, 13, 3))
>a2 : S2, Symbol(a2, Decl(assignmentCompatWithObjectMembers3.ts, 16, 3))

a2 = b2;
>a2 = b2 : T2
>a2 : S2, Symbol(a2, Decl(assignmentCompatWithObjectMembers3.ts, 16, 3))
>b2 : T2, Symbol(b2, Decl(assignmentCompatWithObjectMembers3.ts, 17, 3))

b2 = a2;
>b2 = a2 : S2
>b2 : T2, Symbol(b2, Decl(assignmentCompatWithObjectMembers3.ts, 17, 3))
>a2 : S2, Symbol(a2, Decl(assignmentCompatWithObjectMembers3.ts, 16, 3))

a2 = b;
>a2 = b : { foo: string; baz?: string; }
>a2 : S2, Symbol(a2, Decl(assignmentCompatWithObjectMembers3.ts, 16, 3))
>b : { foo: string; baz?: string; }, Symbol(b, Decl(assignmentCompatWithObjectMembers3.ts, 14, 3))

a2 = t2;
>a2 = t2 : T2
>a2 : S2, Symbol(a2, Decl(assignmentCompatWithObjectMembers3.ts, 16, 3))
>t2 : T2, Symbol(t2, Decl(assignmentCompatWithObjectMembers3.ts, 11, 3))

a2 = t;
>a2 = t : T
>a2 : S2, Symbol(a2, Decl(assignmentCompatWithObjectMembers3.ts, 16, 3))
>t : T, Symbol(t, Decl(assignmentCompatWithObjectMembers3.ts, 6, 3))