diff --git a/test-foundation-package/test-foundation-essentials.swift b/test-foundation-package/test-foundation-essentials.swift
new file mode 100644
index 0000000..c25acfb
--- /dev/null
+++ b/test-foundation-package/test-foundation-essentials.swift
@@ -0,0 +1,4 @@
+import FoundationEssentials
+
+let data = Data([1, 2, 3])
+print(data)
diff --git a/test-foundation-package/test-foundation-essentials.txt b/test-foundation-package/test-foundation-essentials.txt
new file mode 100644
index 0000000..fc530a4
--- /dev/null
+++ b/test-foundation-package/test-foundation-essentials.txt
@@ -0,0 +1,8 @@
+REQUIRES: platform=Linux
+RUN: rm -rf %t
+RUN: mkdir -p %t
+RUN: %{swiftc}  -o %t/test-foundation-essentials %S/test-foundation-essentials.swift
+RUN: %t/test-foundation-essentials | %{FileCheck} %s
+CHECK: bytes
+LLD-NOT: libFoundation.so
+LLD-NOT: libFoundationInternationalization.so
diff --git a/test-foundation-package/test-foundation-internationalization.swift b/test-foundation-package/test-foundation-internationalization.swift
new file mode 100644
index 0000000..0c0ac1a
--- /dev/null
+++ b/test-foundation-package/test-foundation-internationalization.swift
@@ -0,0 +1,4 @@
+import FoundationInternationalization
+
+let style = IntegerFormatStyle<Int>()
+print(style)
diff --git a/test-foundation-package/test-foundation-internationalization.txt b/test-foundation-package/test-foundation-internationalization.txt
new file mode 100644
index 0000000..2e9ba00
--- /dev/null
+++ b/test-foundation-package/test-foundation-internationalization.txt
@@ -0,0 +1,7 @@
+REQUIRES: platform=Linux
+RUN: rm -rf %t
+RUN: mkdir -p %t
+RUN: %{swiftc}  -o %t/test-foundation-internationalization %S/test-foundation-internationalization.swift
+RUN: %t/test-foundation-internationalization | %{FileCheck} %s
+CHECK: IntegerFormatStyle
+LLD-NOT: libFoundation.so
diff --git a/test-foundation-package/test-foundation-macros.swift b/test-foundation-package/test-foundation-macros.swift
new file mode 100644
index 0000000..71e0d65
--- /dev/null
+++ b/test-foundation-package/test-foundation-macros.swift
@@ -0,0 +1,10 @@
+import FoundationEssentials
+
+#if canImport(FoundationMacros)
+#error("Should not be able to import the FoundationMacros module directly")
+#endif
+
+let predicate = #Predicate<Int> {
+	$0 > 2
+}
+print(predicate)
diff --git a/test-foundation-package/test-foundation-macros.txt b/test-foundation-package/test-foundation-macros.txt
new file mode 100644
index 0000000..5181d6a
--- /dev/null
+++ b/test-foundation-package/test-foundation-macros.txt
@@ -0,0 +1,8 @@
+REQUIRES: platform=Linux
+RUN: rm -rf %t
+RUN: mkdir -p %t
+RUN: %{swiftc}  -o %t/test-foundation-macros %S/test-foundation-macros.swift
+RUN: %t/test-foundation-macros | %{FileCheck} %s
+CHECK: Predicate
+LLD-NOT: libFoundationMacros.so
+LLD-NOT: libFoundation.so