diff --git a/tests/stdlib/alpine/alpine.cue b/tests/stdlib/alpine/alpine.cue
new file mode 100644
index 00000000..b9e7186a
--- /dev/null
+++ b/tests/stdlib/alpine/alpine.cue
@@ -0,0 +1,43 @@
+package alpine
+
+import (
+	"dagger.io/dagger"
+	"dagger.io/alpine"
+)
+
+TestImageVersion: {
+	image: alpine.#Image & {
+		// install an old version on purpose
+		version: "3.10.6"
+	}
+
+	test: #dagger: compute: [
+		dagger.#Load & {from: image},
+		dagger.#Exec & {
+			args: [
+				"sh",
+				"-ec",
+				"""
+					test "$(cat /etc/alpine-release)" = 3.10.6
+					""",
+			]
+		},
+	]
+}
+
+TestPackageInstall: {
+	image: alpine.#Image & {
+		package: jq:   true
+		package: curl: "=~7.74.0"
+	}
+
+	test: #dagger: compute: [
+		dagger.#Load & {from: image},
+		dagger.#Exec & {
+			args: ["jq", "--version"]
+		},
+		dagger.#Exec & {
+			args: ["sh", "-ec", "curl --version | grep -q 7.74.0"]
+		},
+	]
+}
diff --git a/tests/stdlib/go/go.cue b/tests/stdlib/go/go.cue
new file mode 100644
index 00000000..0b98f584
--- /dev/null
+++ b/tests/stdlib/go/go.cue
@@ -0,0 +1,33 @@
+package go
+
+import (
+	"dagger.io/dagger"
+	"dagger.io/go"
+	"dagger.io/alpine"
+)
+
+TestData: dagger.#Dir
+
+TestGoBuild: {
+	build: go.#Build & {
+		source: TestData
+		output: "/bin/testbin"
+	}
+
+	test: #dagger: compute: [
+		dagger.#Load & {from: alpine.#Image},
+		dagger.#Exec & {
+			args: [
+				"sh",
+				"-ec",
+				"""
+					test "$(/bin/testbin)" = "hello world"
+					""",
+			]
+			mount: "/bin/testbin": {
+				from: build
+				path: "/bin/testbin"
+			}
+		},
+	]
+}
diff --git a/tests/stdlib/go/testdata/go.mod b/tests/stdlib/go/testdata/go.mod
new file mode 100644
index 00000000..c4133132
--- /dev/null
+++ b/tests/stdlib/go/testdata/go.mod
@@ -0,0 +1,3 @@
+module main
+
+go 1.14
diff --git a/tests/stdlib/go/testdata/main.go b/tests/stdlib/go/testdata/main.go
new file mode 100644
index 00000000..c0481191
--- /dev/null
+++ b/tests/stdlib/go/testdata/main.go
@@ -0,0 +1,7 @@
+package main
+
+import "fmt"
+
+func main() {
+	fmt.Println("hello world")
+}
diff --git a/tests/stdlib/yarn/testdata/package.json b/tests/stdlib/yarn/testdata/package.json
new file mode 100644
index 00000000..60c2e43d
--- /dev/null
+++ b/tests/stdlib/yarn/testdata/package.json
@@ -0,0 +1,11 @@
+{
+  "name": "test",
+  "main": "index.js",
+  "license": {
+    "type": "Apache-2.0",
+    "url": "https://opensource.org/licenses/apache2.0.php"
+  },
+  "scripts": {
+	  "build": "mkdir -p ./build && echo output > ./build/test && touch .env && cp .env ./build/"
+  }
+}
diff --git a/tests/stdlib/yarn/yarn.cue b/tests/stdlib/yarn/yarn.cue
new file mode 100644
index 00000000..a707eefa
--- /dev/null
+++ b/tests/stdlib/yarn/yarn.cue
@@ -0,0 +1,35 @@
+package yarn
+
+import (
+	"dagger.io/dagger"
+	"dagger.io/yarn"
+	"dagger.io/alpine"
+)
+
+TestData: dagger.#Dir
+
+TestYarn: {
+	run: yarn.#Script & {
+		source: TestData
+	}
+
+	test: #dagger: compute: [
+		dagger.#Load & {from: alpine.#Image & {
+			package: bash: "=5.1.0-r0"
+		}},
+		dagger.#Exec & {
+			mount: "/build": from: run
+			args: [
+				"/bin/bash",
+				"--noprofile",
+				"--norc",
+				"-eo",
+				"pipefail",
+				"-c",
+				"""
+					test "$(cat /build/test)" = "output"
+					""",
+			]
+		},
+	]
+}
diff --git a/tests/test.sh b/tests/test.sh
index fb166a30..8961a16b 100755
--- a/tests/test.sh
+++ b/tests/test.sh
@@ -20,6 +20,17 @@ test::examples() {
       "$dagger" "${DAGGER_BINARY_ARGS[@]}" compute --input-dir www.source="$d"/../examples/simple "$d"/../examples/simple
 }
 
+test::stdlib() {
+  local dagger="$1"
+
+  test::one "stdlib: alpine" \
+      "$dagger" "${DAGGER_BINARY_ARGS[@]}" compute "$d"/stdlib/alpine
+  disable test::one "stdlib: yarn (FIXME: performance)" \
+      "$dagger" "${DAGGER_BINARY_ARGS[@]}" compute "$d"/stdlib/yarn --input-dir TestData="$d"/stdlib/yarn/testdata
+  disable test::one "stdlib: go (FIXME: performance)" \
+      "$dagger" "${DAGGER_BINARY_ARGS[@]}" compute "$d"/stdlib/go --input-dir TestData="$d"/stdlib/go/testdata
+}
+
 test::compute(){
   local dagger="$1"
 
@@ -32,7 +43,7 @@ test::compute(){
       "$dagger" "${DAGGER_BINARY_ARGS[@]}" compute "$d"/compute/invalid/int
   test::one "Compute: invalid struct should fail" --exit=1 --stdout= \
       "$dagger" "${DAGGER_BINARY_ARGS[@]}" compute "$d"/compute/invalid/struct
-	disable test::one "Compute: overloading #ComponentScript with new prop should fail (FIXME: unauthorized fields are not checked)" --exit=1  \
+  disable test::one "Compute: overloading #ComponentScript with new prop should fail (FIXME: unauthorized fields are not checked)" --exit=1  \
       "$dagger" "${DAGGER_BINARY_ARGS[@]}" compute "$d"/compute/invalid/overload/new_prop
   test::one "Compute: overloading #ComponentScript with new def should succeed" --exit=0  \
       "$dagger" "${DAGGER_BINARY_ARGS[@]}" compute "$d"/compute/invalid/overload/new_def
@@ -251,6 +262,7 @@ test::all(){
   test::subdir "$dagger"
   test::dockerbuild "$dagger"
 
+  test::stdlib "$dagger"
   test::examples "$dagger"
 }