[PATCH 1/3] generic/182: retain existing btrfs behavior when len == 0

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Since btrfs doesn't interpret len=0 as "go to EOF", test for that instead.

Signed-off-by: Darrick J. Wong <darrick.wong@xxxxxxxxxx>
---
 tests/generic/182     |    3 ++-
 tests/generic/182.out |    2 --
 2 files changed, 2 insertions(+), 3 deletions(-)


diff --git a/tests/generic/182 b/tests/generic/182
index f484399..dacb989 100755
--- a/tests/generic/182
+++ b/tests/generic/182
@@ -1,7 +1,8 @@
 #! /bin/bash
 # FS QA Test No. 182
 #
-# Test the convention that dedupe with length == 0 means "to the end of fileA"
+# Test the convention that dedupe with length == 0 doesn't mean "to the end of
+# fileA"
 #   - Create a file.
 #   - Try to dedupe "zero" bytes (which means dedupe to EOF).
 #   - Check that the dedupe happened.
diff --git a/tests/generic/182.out b/tests/generic/182.out
index 049a3ee..9841b76 100644
--- a/tests/generic/182.out
+++ b/tests/generic/182.out
@@ -1,12 +1,10 @@
 QA output created by 182
 Create the original files
-dedupe: Extents did not match.
 f4820540fc0ac02750739896fe028d56  TEST_DIR/test-182/file1
 69ad53078a16243d98e21d9f8704a071  TEST_DIR/test-182/file2
 69ad53078a16243d98e21d9f8704a071  TEST_DIR/test-182/file2.chk
 Compare against check files
 Make the original file almost dedup-able
-dedupe: Extents did not match.
 f4820540fc0ac02750739896fe028d56  TEST_DIR/test-182/file1
 158d4e3578b94b89cbb44493a2110fb9  TEST_DIR/test-182/file2
 158d4e3578b94b89cbb44493a2110fb9  TEST_DIR/test-182/file2.chk

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