Move tests plan from dagger dir to universe

Signed-off-by: Tom Chauveau <tom.chauveau@epitech.eu>

stdlib/docker/tests/build/dockerfile.cue

@@ -0,0 +1,56 @@
+package docker
+
+import (
+	"dagger.io/dagger"
+	"dagger.io/dagger/op"
+)
+
+TestSourceBuild: dagger.#Artifact @dagger(input)
+
+TestBuild: {
+	image: #Build & {
+		source: TestSourceBuild
+	}
+
+	verify: #up: [
+		op.#Load & {
+			from: image
+		},
+
+		op.#Exec & {
+			always: true
+			args: [
+				"sh", "-c", """
+						grep -q "test" /test.txt
+					""",
+			]
+		},
+	]
+}
+
+TestSourceImageFromDockerfile: dagger.#Artifact @dagger(input)
+
+TestImageFromDockerfile: {
+	image: #ImageFromDockerfile & {
+		dockerfile: """
+				FROM alpine
+				COPY test.txt /test.txt
+			"""
+		context: TestSourceImageFromDockerfile
+	}
+
+	verify: #up: [
+		op.#Load & {
+			from: image
+		},
+
+		op.#Exec & {
+			always: true
+			args: [
+				"sh", "-c", """
+						grep -q "test" /test.txt
+					""",
+			]
+		},
+	]
+}

stdlib/docker/tests/build/testdata/build/Dockerfile

@@ -0,0 +1,2 @@
+FROM alpine
+RUN echo test >> /test.txt

stdlib/docker/tests/build/testdata/dockerfile/test.txt

@@ -0,0 +1 @@
+test