Add test

Author: RyanCavanaugh

tests/baselines/reference/moduleKeywordDeprecated.errors.txt

@@ -0,0 +1,34 @@
+foo.ts(2,8): suggestion TS1540: A 'namespace' declaration should not be declared using the 'module' keyword. Please use the 'namespace' keyword instead.
+foo.ts(3,8): suggestion TS1540: A 'namespace' declaration should not be declared using the 'module' keyword. Please use the 'namespace' keyword instead.
+foo.ts(3,12): suggestion TS1540: A 'namespace' declaration should not be declared using the 'module' keyword. Please use the 'namespace' keyword instead.
+
+
+==== foo.ts (3 errors) ====
+    // Error
+    module notok { }
+           ~~~~~
+!!! suggestion TS1540: A 'namespace' declaration should not be declared using the 'module' keyword. Please use the 'namespace' keyword instead.
+    module not.ok { }
+           ~~~
+!!! suggestion TS1540: A 'namespace' declaration should not be declared using the 'module' keyword. Please use the 'namespace' keyword instead.
+               ~~
+!!! suggestion TS1540: A 'namespace' declaration should not be declared using the 'module' keyword. Please use the 'namespace' keyword instead.
+    
+    // OK
+    declare module fine { }
+    declare module also.fine { }
+    
+    // Still the only way to do it
+    declare module "good" { }
+    
+==== decl.d.ts (0 errors) ====
+    // OK since these are ambient
+    declare module foo { }
+    declare module foo.bar { }
+    
+    // Still the only way to do it
+    declare module "alsogood" { }
+    
+    export module exported { }
+    export module exported.sub { }
+    

tests/baselines/reference/moduleKeywordDeprecated.js

@@ -0,0 +1,27 @@
+//// [tests/cases/compiler/moduleKeywordDeprecated.ts] ////
+
+//// [foo.ts]
+// Error
+module notok { }
+module not.ok { }
+
+// OK
+declare module fine { }
+declare module also.fine { }
+
+// Still the only way to do it
+declare module "good" { }
+
+//// [decl.d.ts]
+// OK since these are ambient
+declare module foo { }
+declare module foo.bar { }
+
+// Still the only way to do it
+declare module "alsogood" { }
+
+export module exported { }
+export module exported.sub { }
+
+
+//// [foo.js]

tests/baselines/reference/moduleKeywordDeprecated.symbols

@@ -0,0 +1,43 @@
+//// [tests/cases/compiler/moduleKeywordDeprecated.ts] ////
+
+=== foo.ts ===
+// Error
+module notok { }
+>notok : Symbol(notok, Decl(foo.ts, 0, 0))
+
+module not.ok { }
+>not : Symbol(not, Decl(foo.ts, 1, 16))
+>ok : Symbol(ok, Decl(foo.ts, 2, 11))
+
+// OK
+declare module fine { }
+>fine : Symbol(fine, Decl(foo.ts, 2, 17))
+
+declare module also.fine { }
+>also : Symbol(also, Decl(foo.ts, 5, 23))
+>fine : Symbol(fine, Decl(foo.ts, 6, 20))
+
+// Still the only way to do it
+declare module "good" { }
+>"good" : Symbol("good", Decl(foo.ts, 6, 28))
+
+=== decl.d.ts ===
+// OK since these are ambient
+declare module foo { }
+>foo : Symbol(foo, Decl(decl.d.ts, 0, 0), Decl(decl.d.ts, 1, 22))
+
+declare module foo.bar { }
+>foo : Symbol(foo, Decl(decl.d.ts, 0, 0), Decl(decl.d.ts, 1, 22))
+>bar : Symbol(bar, Decl(decl.d.ts, 2, 19))
+
+// Still the only way to do it
+declare module "alsogood" { }
+>"alsogood" : Symbol("alsogood", Decl(decl.d.ts, 2, 26))
+
+export module exported { }
+>exported : Symbol(exported, Decl(decl.d.ts, 5, 29), Decl(decl.d.ts, 7, 26))
+
+export module exported.sub { }
+>exported : Symbol(exported, Decl(decl.d.ts, 5, 29), Decl(decl.d.ts, 7, 26))
+>sub : Symbol(sub, Decl(decl.d.ts, 8, 23))
+

tests/baselines/reference/moduleKeywordDeprecated.types

@@ -0,0 +1,29 @@
+//// [tests/cases/compiler/moduleKeywordDeprecated.ts] ////
+
+=== foo.ts ===
+// Error
+module notok { }
+module not.ok { }
+
+// OK
+declare module fine { }
+declare module also.fine { }
+
+// Still the only way to do it
+declare module "good" { }
+>"good" : typeof import("good")
+>       : ^^^^^^^^^^^^^^^^^^^^^
+
+=== decl.d.ts ===
+// OK since these are ambient
+declare module foo { }
+declare module foo.bar { }
+
+// Still the only way to do it
+declare module "alsogood" { }
+>"alsogood" : any
+>           : ^^^
+
+export module exported { }
+export module exported.sub { }
+

tests/cases/compiler/moduleKeywordDeprecated.ts

@@ -0,0 +1,24 @@
+// @filename: foo.ts
+
+// Error
+module notok { }
+module not.ok { }
+
+// OK
+declare module fine { }
+declare module also.fine { }
+
+// Still the only way to do it
+declare module "good" { }
+
+// @filename: decl.d.ts
+
+// OK since these are ambient
+declare module foo { }
+declare module foo.bar { }
+
+// Still the only way to do it
+declare module "alsogood" { }
+
+export module exported { }
+export module exported.sub { }