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Add a testcase to make sure we don't squash tabs or convert them to spaces

This is in response to @SvenDowideit asking if we had a "tab" testcase
in https://github.com/docker/docker/issues/2315#issuecomment-58133508
I couldn't find one so I'm adding one

Closes #2315

Signed-off-by: Doug Davis <dug@us.ibm.com>
Doug Davis 10 years ago
parent
commit
c980fe09b7
1 changed files with 19 additions and 0 deletions
  1. 19 0
      integration-cli/docker_cli_build_test.go

+ 19 - 0
integration-cli/docker_cli_build_test.go

@@ -2907,3 +2907,22 @@ RUN echo 123`,
 
 	logDone("build - verbose output from commands")
 }
+
+func TestBuildWithTabs(t *testing.T) {
+	name := "testbuildwithtabs"
+	defer deleteImages(name)
+	_, err := buildImage(name,
+		"FROM busybox\nRUN echo\tone\t\ttwo", true)
+	if err != nil {
+		t.Fatal(err)
+	}
+	res, err := inspectFieldJSON(name, "ContainerConfig.Cmd")
+	if err != nil {
+		t.Fatal(err)
+	}
+	expected := "[\"/bin/sh\",\"-c\",\"echo\\u0009one\\u0009\\u0009two\"]"
+	if res != expected {
+		t.Fatalf("Missing tabs.\nGot:%s\nExp:%s", res, expected)
+	}
+	logDone("build - with tabs")
+}