test: added test for ignoring .dagger directory in input dir

Signed-off-by: Sam Alba <sam.alba@gmail.com>

tests/cli.bats

@@ -308,6 +308,20 @@ setup() {
 }'
 }
 
+@test "dagger input dir: ignore .dagger" {
+    "$DAGGER" init
+
+    dagger_new_with_plan input "$TESTDIR"/cli/input/ignore
+
+    run [ -d "$TESTDIR"/cli/input/ignore/testdata/.dagger ]
+    assert_success
+
+    cp -R "$TESTDIR"/cli/input/ignore/testdata/ "$DAGGER_WORKSPACE"/testdata
+    "$DAGGER" input -e "input" dir "source" "$DAGGER_WORKSPACE"/testdata
+    "$DAGGER" up -e "input"
+    assert_success
+}
+
 @test "dagger input git" {
     "$DAGGER" init
 

tests/cli/input/ignore/main.cue

@@ -0,0 +1,20 @@
+package testing
+
+import (
+	"dagger.io/dagger/op"
+	"dagger.io/dagger"
+)
+
+source: dagger.#Artifact
+
+#up: [
+	op.#FetchContainer & {ref: "busybox"},
+	op.#Exec & {
+		args: ["sh", "-c", """
+			set -exu
+			[ -f /source/testfile ]
+			[ ! -d /source/.dagger ]
+			"""]
+		mount: "/source": from: source
+	},
+]

tests/cli/input/ignore/testdata/testfile

@@ -0,0 +1 @@
+thisisatest