[test] Update ParseableInterface to ModuleInterface

Also remove uses of -emit-parseable-module-interface from tests

test/ModuleInterface/ModuleCache/module-cache-errors-in-importing-file.swift

@@ -0,0 +1,23 @@
+// RUN: %empty-directory(%t)
+// RUN: %empty-directory(%t/modulecache)
+//
+// Setup builds a parseable interface for a module SomeModule (built from some-module.swift).
+// This test checks we still build and load its corresponding .swiftmodule when the file that imports it contains an error prior to the import statement.
+
+// Setup phase 1: Write the input file.
+//
+// RUN: echo 'public func SomeFunc() -> Int { return 42; }' >>%t/some-module.swift
+
+// Setup phase 2: build the module.
+//
+// RUN: %target-swift-frontend -I %t -emit-module-interface-path %t/SomeModule.swiftinterface -module-name SomeModule %t/some-module.swift -emit-module -o /dev/null
+
+// Actual test: compile and verify the import succeeds (i.e. we only report the error in this file)
+//
+// RUN: %target-swift-frontend -typecheck -verify -I %t -module-cache-path %t/modulecache %s
+
+unresolved // expected-error {{use of unresolved identifier 'unresolved'}}
+
+import SomeModule
+
+print(SomeFunc())