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-rw-r--r--tests/libfstream/Makemodule.am47
-rw-r--r--tests/libfstream/uncompress.c275
2 files changed, 322 insertions, 0 deletions
diff --git a/tests/libfstream/Makemodule.am b/tests/libfstream/Makemodule.am
index bba35f5..9303a8a 100644
--- a/tests/libfstream/Makemodule.am
+++ b/tests/libfstream/Makemodule.am
@@ -3,9 +3,56 @@ test_get_line_LDADD = libfstream.a libcompat.a
test_get_line_CPPFLAGS = $(AM_CPPFLAGS)
test_get_line_CPPFLAGS += -DTESTFILE=$(top_srcdir)/tests/libfstream/get_line.txt
+test_xfrm_bzip2_SOURCES = tests/libfstream/uncompress.c tests/test.h
+test_xfrm_bzip2_LDADD = libfstream.a libcompat.a $(BZIP2_LIBS) $(ZLIB_LIBS)
+test_xfrm_bzip2_LDADD += $(XZ_LIBS) $(ZSTD_LIBS)
+test_xfrm_bzip2_CPPFLAGS = $(AM_CPPFLAGS) -DTEST_BZIP2=1
+
+test_xfrm_xz_SOURCES = tests/libfstream/uncompress.c tests/test.h
+test_xfrm_xz_LDADD = libfstream.a libcompat.a $(BZIP2_LIBS) $(ZLIB_LIBS)
+test_xfrm_xz_LDADD += $(XZ_LIBS) $(ZSTD_LIBS)
+test_xfrm_xz_CPPFLAGS = $(AM_CPPFLAGS) -DTEST_XZ=1
+
+test_xfrm_gzip_SOURCES = tests/libfstream/uncompress.c tests/test.h
+test_xfrm_gzip_LDADD = libfstream.a libcompat.a $(BZIP2_LIBS) $(ZLIB_LIBS)
+test_xfrm_gzip_LDADD += $(XZ_LIBS) $(ZSTD_LIBS)
+test_xfrm_gzip_CPPFLAGS = $(AM_CPPFLAGS) -DTEST_GZIP=1
+
+test_xfrm_zstd_SOURCES = tests/libfstream/uncompress.c tests/test.h
+test_xfrm_zstd_LDADD = libfstream.a libcompat.a $(BZIP2_LIBS) $(ZLIB_LIBS)
+test_xfrm_zstd_LDADD += $(XZ_LIBS) $(ZSTD_LIBS)
+test_xfrm_zstd_CPPFLAGS = $(AM_CPPFLAGS) -DTEST_ZSTD=1
+
+if WITH_OWN_ZLIB
+test_xfrm_bzip2_LDADD += libz.la
+test_xfrm_xz_LDADD += libz.la
+test_xfrm_gzip_LDADD += libz.la
+test_xfrm_zstd_LDADD += libz.la
+endif
+
if BUILD_TOOLS
check_PROGRAMS += test_get_line
TESTS += test_get_line
+
+if WITH_BZIP2
+check_PROGRAMS += test_xfrm_bzip2
+TESTS += test_xfrm_bzip2
+endif
+
+if WITH_XZ
+check_PROGRAMS += test_xfrm_xz
+TESTS += test_xfrm_xz
+endif
+
+if WITH_GZIP
+check_PROGRAMS += test_xfrm_gzip
+TESTS += test_xfrm_gzip
+endif
+
+if WITH_ZSTD
+check_PROGRAMS += test_xfrm_zstd
+TESTS += test_xfrm_zstd
+endif
endif
EXTRA_DIST += $(top_srcdir)/tests/libfstream/get_line.txt
diff --git a/tests/libfstream/uncompress.c b/tests/libfstream/uncompress.c
new file mode 100644
index 0000000..bd7df46
--- /dev/null
+++ b/tests/libfstream/uncompress.c
@@ -0,0 +1,275 @@
+/* SPDX-License-Identifier: GPL-3.0-or-later */
+/*
+ * uncompress.c
+ *
+ * Copyright (C) 2021 David Oberhollenzer <goliath@infraroot.at>
+ */
+#include "fstream.h"
+#include "../test.h"
+
+static sqfs_u8 data_in[] = {
+#if defined(TEST_BZIP2)
+ 0x42, 0x5a, 0x68, 0x39, 0x31, 0x41, 0x59, 0x26,
+ 0x53, 0x59, 0x05, 0x24, 0x28, 0x04, 0x00, 0x00,
+ 0x27, 0xd7, 0x80, 0x00, 0x10, 0x40, 0x05, 0x06,
+ 0x04, 0x02, 0x00, 0x3f, 0xe7, 0xff, 0x40, 0x30,
+ 0x01, 0x2d, 0x23, 0x62, 0x26, 0x05, 0x3d, 0x03,
+ 0x54, 0xfd, 0x53, 0x4c, 0x86, 0x9e, 0x90, 0x6a,
+ 0x9e, 0x9e, 0x85, 0x3c, 0xa0, 0x00, 0x00, 0x1a,
+ 0x9e, 0x41, 0x13, 0x13, 0x28, 0x69, 0x03, 0xd4,
+ 0x0f, 0x1c, 0x70, 0xd0, 0xb4, 0xe3, 0xe4, 0x75,
+ 0x4e, 0x8b, 0x67, 0x43, 0x7b, 0x38, 0x27, 0x77,
+ 0xe4, 0xc1, 0x98, 0x3a, 0x2d, 0x3a, 0xe4, 0x44,
+ 0x98, 0xdc, 0x49, 0x8b, 0x22, 0x48, 0xfc, 0xc8,
+ 0xe7, 0x57, 0x05, 0x3c, 0x5a, 0xee, 0x5a, 0x84,
+ 0xcd, 0x7c, 0x8f, 0x26, 0x6b, 0x6e, 0xf7, 0xb5,
+ 0x49, 0x1f, 0x79, 0x42, 0x5d, 0x09, 0x8c, 0xc6,
+ 0xde, 0x0c, 0x0d, 0xb1, 0x46, 0xb4, 0xee, 0xd9,
+ 0x8f, 0x33, 0x37, 0x04, 0xa9, 0x05, 0x49, 0xe3,
+ 0x04, 0x16, 0x62, 0x36, 0x3a, 0x01, 0xda, 0xd4,
+ 0xc8, 0x8a, 0x32, 0x02, 0x1f, 0x62, 0x4b, 0xa4,
+ 0x49, 0x59, 0xda, 0x50, 0x85, 0x69, 0x35, 0x21,
+ 0x10, 0xc6, 0x8a, 0x3c, 0x44, 0x95, 0xb0, 0xbc,
+ 0xc5, 0x6b, 0xea, 0xfb, 0x40, 0xbd, 0x14, 0x01,
+ 0x6a, 0xfa, 0xcd, 0x67, 0xd8, 0x2d, 0x93, 0x8b,
+ 0xda, 0x44, 0x1b, 0xe9, 0x5a, 0x87, 0x60, 0xb0,
+ 0xe0, 0x73, 0xd1, 0x01, 0x3a, 0x66, 0x05, 0xcc,
+ 0x34, 0xa0, 0x63, 0x8d, 0x35, 0x5e, 0xa0, 0x9f,
+ 0x05, 0x89, 0x15, 0x51, 0x48, 0x16, 0x0c, 0x61,
+ 0xf4, 0x30, 0xb8, 0x07, 0x29, 0xc0, 0xf5, 0x1a,
+ 0xe1, 0x0d, 0x6c, 0xfe, 0x91, 0xda, 0x13, 0x2f,
+ 0x8e, 0x5b, 0x1c, 0xfc, 0xb3, 0xb2, 0x30, 0x9d,
+ 0xf6, 0x09, 0x30, 0x55, 0x30, 0x67, 0xc2, 0x87,
+ 0xe9, 0x9a, 0xd4, 0x1d, 0x66, 0x11, 0x54, 0x89,
+ 0x21, 0xe1, 0x55, 0x84, 0xbf, 0xa6, 0x11, 0xa4,
+ 0xb8, 0x40, 0xed, 0x42, 0x20, 0xb9, 0xb7, 0x26,
+ 0x31, 0x14, 0x4f, 0x86, 0xdc, 0x50, 0x34, 0x38,
+ 0x8b, 0x57, 0x77, 0x21, 0xf6, 0x89, 0xbd, 0xc5,
+ 0x65, 0xc3, 0x23, 0x45, 0xec, 0x7f, 0x8b, 0xb9,
+ 0x22, 0x9c, 0x28, 0x48, 0x02, 0x92, 0x14, 0x02,
+ 0x00,
+#elif defined(TEST_XZ)
+ 0xfd, 0x37, 0x7a, 0x58, 0x5a, 0x00, 0x00, 0x00,
+ 0xff, 0x12, 0xd9, 0x41, 0x02, 0x00, 0x21, 0x01,
+ 0x1c, 0x00, 0x00, 0x00, 0x10, 0xcf, 0x58, 0xcc,
+ 0xe0, 0x01, 0xbd, 0x01, 0x43, 0x5d, 0x00, 0x26,
+ 0x1b, 0xca, 0x46, 0x67, 0x5a, 0xf2, 0x77, 0xb8,
+ 0x7d, 0x86, 0xd8, 0x41, 0xdb, 0x05, 0x35, 0xcd,
+ 0x83, 0xa5, 0x7c, 0x12, 0xa5, 0x05, 0xdb, 0x90,
+ 0xbd, 0x2f, 0x14, 0xd3, 0x71, 0x72, 0x96, 0xa8,
+ 0x8a, 0x7d, 0x84, 0x56, 0x71, 0x8d, 0x6a, 0x22,
+ 0x98, 0xab, 0x9e, 0x3d, 0xc3, 0x55, 0xef, 0xcc,
+ 0xa5, 0xc3, 0xdd, 0x5b, 0x8e, 0xbf, 0x03, 0x81,
+ 0x21, 0x40, 0xd6, 0x26, 0x91, 0x02, 0x45, 0x4e,
+ 0x20, 0x91, 0xcf, 0x8c, 0x51, 0x22, 0x02, 0x70,
+ 0xba, 0x05, 0x6b, 0x83, 0xef, 0x3f, 0x8e, 0x09,
+ 0xef, 0x88, 0xf5, 0x37, 0x1b, 0x89, 0x8d, 0xff,
+ 0x1e, 0xee, 0xe8, 0xb0, 0xac, 0xf2, 0x6e, 0xd4,
+ 0x3e, 0x25, 0xaf, 0xa0, 0x6d, 0x2e, 0xc0, 0x7f,
+ 0xb5, 0xa0, 0xcb, 0x90, 0x1f, 0x08, 0x1a, 0xe2,
+ 0x90, 0x20, 0x19, 0x71, 0x0c, 0xe8, 0x3f, 0xe5,
+ 0x39, 0xeb, 0x9a, 0x62, 0x4f, 0x06, 0xda, 0x3c,
+ 0x32, 0x59, 0xcc, 0x83, 0xe3, 0x83, 0x0f, 0x38,
+ 0x7d, 0x43, 0x37, 0x6c, 0x0b, 0x05, 0x65, 0x98,
+ 0x25, 0xdb, 0xf2, 0xc0, 0x2d, 0x39, 0x36, 0x5d,
+ 0xd4, 0xb6, 0xc2, 0x79, 0x73, 0x3e, 0xc2, 0x6e,
+ 0x54, 0xec, 0x78, 0x2b, 0x5d, 0xf1, 0xd1, 0xb4,
+ 0xb3, 0xcd, 0xf3, 0x89, 0xf5, 0x81, 0x3e, 0x2c,
+ 0x65, 0xd6, 0x73, 0xd3, 0x1b, 0x20, 0x68, 0x0c,
+ 0x93, 0xd4, 0xfc, 0x9f, 0xf8, 0xa7, 0xd4, 0xfa,
+ 0x3a, 0xb1, 0x13, 0x93, 0x4b, 0xec, 0x78, 0x7d,
+ 0x5c, 0x81, 0x80, 0xe5, 0x14, 0x78, 0xfe, 0x7e,
+ 0xde, 0xf7, 0xad, 0x9e, 0x84, 0xba, 0xf1, 0x00,
+ 0xe9, 0xbd, 0x2c, 0xf4, 0x70, 0x7d, 0xbe, 0x29,
+ 0xb9, 0xf0, 0x10, 0xb9, 0x01, 0xf1, 0x76, 0x8a,
+ 0x5a, 0xad, 0x02, 0xa1, 0x32, 0xc8, 0x53, 0x59,
+ 0x11, 0x4c, 0xe2, 0x98, 0x34, 0xd9, 0x23, 0x51,
+ 0x4a, 0x40, 0x2b, 0x87, 0x41, 0xdd, 0x50, 0xcd,
+ 0x98, 0x1e, 0x29, 0x86, 0x23, 0x93, 0x3e, 0x9b,
+ 0x6b, 0x16, 0xa1, 0x40, 0xac, 0xe7, 0x40, 0xfe,
+ 0xa9, 0x87, 0x48, 0x25, 0x52, 0x02, 0x8b, 0xc4,
+ 0x68, 0x08, 0x5a, 0x62, 0xc1, 0xb2, 0x07, 0x3b,
+ 0x26, 0x1e, 0x59, 0x5c, 0x47, 0x24, 0xae, 0x8e,
+ 0xe5, 0xf7, 0xe6, 0x4b, 0x13, 0xb4, 0x6d, 0x46,
+ 0x65, 0x4f, 0xd0, 0x48, 0xcc, 0x51, 0x4b, 0x80,
+ 0xcb, 0xf1, 0xd4, 0x6c, 0x45, 0x98, 0x92, 0x47,
+ 0xeb, 0x60, 0x00, 0x00, 0x00, 0x01, 0xd7, 0x02,
+ 0xbe, 0x03, 0x00, 0x00, 0xda, 0x2c, 0x45, 0x49,
+ 0xa8, 0x00, 0x0a, 0xfc, 0x02, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x59, 0x5a
+#elif defined(TEST_GZIP)
+ 0x1f, 0x8b, 0x08, 0x08, 0x82, 0xd4, 0x97, 0x60,
+ 0x00, 0x03, 0x74, 0x65, 0x73, 0x74, 0x2e, 0x74,
+ 0x78, 0x74, 0x00, 0x35, 0x90, 0xc1, 0x71, 0x43,
+ 0x31, 0x08, 0x44, 0xef, 0xbf, 0x8a, 0x2d, 0x20,
+ 0xf3, 0xab, 0x48, 0x6e, 0xb9, 0xa6, 0x00, 0x82,
+ 0xb0, 0xc3, 0x8c, 0x24, 0x64, 0x09, 0x3c, 0x2e,
+ 0x3f, 0xc8, 0x4e, 0x6e, 0x42, 0xc0, 0xb2, 0xfb,
+ 0x3e, 0x6d, 0x4a, 0x83, 0x8e, 0x15, 0x0d, 0xc5,
+ 0xaa, 0x4d, 0x2c, 0x75, 0x50, 0x13, 0x7f, 0x03,
+ 0x5b, 0x5f, 0xc2, 0x2e, 0x1e, 0x13, 0x54, 0x74,
+ 0xe8, 0x62, 0xed, 0x57, 0x48, 0xd5, 0x6c, 0x2e,
+ 0x29, 0xb9, 0x00, 0xd1, 0x58, 0xcd, 0xca, 0xe1,
+ 0xd2, 0x46, 0x2e, 0x6b, 0x67, 0x2d, 0x5a, 0xa2,
+ 0x3b, 0xc2, 0x51, 0xe9, 0x3b, 0xe5, 0x21, 0xfe,
+ 0x92, 0x16, 0x34, 0xba, 0x76, 0x02, 0x55, 0xbd,
+ 0x05, 0x9d, 0xf8, 0x72, 0x48, 0xd7, 0x96, 0xda,
+ 0x68, 0xba, 0x1f, 0xf7, 0x2c, 0xa9, 0xbd, 0x1d,
+ 0xb7, 0xd0, 0x85, 0x6e, 0xcb, 0x67, 0x14, 0xc8,
+ 0x43, 0x26, 0xab, 0x93, 0xab, 0x75, 0x44, 0xad,
+ 0xd4, 0xd8, 0x5e, 0xca, 0x7b, 0x48, 0x97, 0xee,
+ 0x4b, 0x4f, 0x49, 0x1d, 0x39, 0x0c, 0xa1, 0x34,
+ 0xde, 0xd2, 0x93, 0x1d, 0xcf, 0x00, 0x79, 0xca,
+ 0x4f, 0xbc, 0x6f, 0x49, 0x0a, 0x17, 0xe8, 0x8c,
+ 0x74, 0xf2, 0xca, 0xaa, 0x1d, 0x53, 0xc6, 0x94,
+ 0x1f, 0xe9, 0x45, 0x66, 0x06, 0xcf, 0x8f, 0xbb,
+ 0xd5, 0x18, 0x79, 0x4e, 0xd2, 0x4e, 0x26, 0x85,
+ 0xac, 0x25, 0x07, 0x6b, 0xad, 0xff, 0x84, 0x32,
+ 0x50, 0xe0, 0x12, 0x57, 0x25, 0x47, 0xdf, 0x86,
+ 0x30, 0x68, 0x66, 0x11, 0xf3, 0xc4, 0xc7, 0x83,
+ 0x65, 0xb8, 0xc4, 0xc6, 0x98, 0x0c, 0x8c, 0x99,
+ 0x84, 0x73, 0x8e, 0x63, 0x68, 0x21, 0xdf, 0x1b,
+ 0xd6, 0x8f, 0x31, 0x4d, 0x8b, 0xf4, 0x4d, 0x71,
+ 0x93, 0xca, 0xa3, 0x1c, 0x75, 0x10, 0x32, 0x02,
+ 0xec, 0x72, 0x51, 0x56, 0x42, 0x91, 0x25, 0x73,
+ 0x77, 0x9b, 0xd5, 0x6d, 0x83, 0x36, 0x20, 0x4d,
+ 0x1c, 0xeb, 0x8f, 0x6b, 0xb4, 0xf3, 0xf8, 0x05,
+ 0x6b, 0x8b, 0x8b, 0x20, 0xbe, 0x01, 0x00, 0x00
+#elif defined(TEST_ZSTD)
+ 0x28, 0xb5, 0x2f, 0xfd, 0x04, 0x88, 0xa5, 0x08,
+ 0x00, 0x46, 0x97, 0x3a, 0x1a, 0x80, 0x37, 0xcd,
+ 0x01, 0xc0, 0x8a, 0xec, 0xfe, 0x2d, 0xf2, 0xb9,
+ 0x44, 0x6b, 0xb9, 0x24, 0x77, 0x56, 0x5a, 0x33,
+ 0x17, 0x0b, 0x67, 0x83, 0x2e, 0x47, 0x07, 0x31,
+ 0x00, 0x32, 0x00, 0x33, 0x00, 0xc5, 0x2c, 0x5a,
+ 0x92, 0x93, 0x0f, 0x7b, 0xd1, 0x1d, 0x63, 0x2c,
+ 0xc8, 0x99, 0x94, 0x77, 0x8f, 0x94, 0x38, 0x75,
+ 0x80, 0x2f, 0xae, 0xc1, 0x3e, 0xd2, 0xcf, 0x49,
+ 0x15, 0x25, 0x1a, 0x87, 0x93, 0xdd, 0xe8, 0x00,
+ 0x6d, 0xaa, 0xf8, 0x54, 0x74, 0xe5, 0x48, 0x4d,
+ 0xa6, 0xf3, 0x1a, 0xa3, 0x13, 0x08, 0xe5, 0x26,
+ 0xdc, 0x73, 0xcc, 0x3e, 0xfd, 0x86, 0xa9, 0x52,
+ 0xb2, 0x76, 0xc7, 0xc2, 0x0f, 0xe4, 0x84, 0x4b,
+ 0x12, 0x61, 0x3a, 0x6b, 0x7a, 0x1e, 0x8a, 0x81,
+ 0xa9, 0x9b, 0x11, 0x37, 0x25, 0x55, 0x73, 0x73,
+ 0x71, 0xa0, 0x84, 0xca, 0xc3, 0x4b, 0xb5, 0xcc,
+ 0x50, 0xa6, 0x46, 0xd7, 0xe8, 0x08, 0xaa, 0x04,
+ 0x28, 0xb1, 0x8e, 0xea, 0xb4, 0x4a, 0x49, 0x2b,
+ 0xd6, 0x0d, 0x59, 0x68, 0xda, 0x64, 0x29, 0x1f,
+ 0x85, 0x53, 0x72, 0xf1, 0xc5, 0x88, 0x1a, 0x0b,
+ 0x4f, 0x96, 0x43, 0xe0, 0x91, 0x89, 0xb9, 0xc0,
+ 0xe8, 0x18, 0xd5, 0x6e, 0x94, 0xe8, 0x35, 0x66,
+ 0x01, 0x94, 0x80, 0x95, 0x87, 0xe2, 0xc8, 0x19,
+ 0x73, 0xa3, 0x01, 0x05, 0xc1, 0x64, 0x72, 0xc9,
+ 0x6b, 0x6e, 0x55, 0x7c, 0x29, 0x67, 0x90, 0x93,
+ 0x49, 0xeb, 0xe3, 0x85, 0xc2, 0xf5, 0x79, 0x68,
+ 0x9d, 0x92, 0xc3, 0x32, 0x75, 0x80, 0x66, 0xf2,
+ 0x43, 0xa7, 0xb0, 0xc3, 0x22, 0x3f, 0x39, 0x8a,
+ 0x35, 0x5c, 0x63, 0x5c, 0xd1, 0x9e, 0x8a, 0xd2,
+ 0x78, 0x3c, 0x12, 0x01, 0x25, 0x04, 0x0e, 0x08,
+ 0x10, 0x88, 0xb6, 0x1b, 0xb7, 0x96, 0x35, 0xa8,
+ 0x0d, 0x1e, 0xae, 0xac, 0x4a, 0x70, 0xa5, 0x31,
+ 0xd0, 0x0c, 0x78, 0xbf, 0xdd, 0xc5, 0x24, 0x3e,
+ 0xcb, 0x0a, 0x0a, 0x69, 0x40, 0xba, 0xb0, 0xc4,
+ 0x2a, 0x9b, 0x1e, 0x0a, 0x51, 0xa6, 0x16, 0x98,
+ 0x76
+#endif
+};
+
+static const char orig[] =
+"Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod\n"
+"tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam,\n"
+"quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo\n"
+"consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse\n"
+"cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non\n"
+"proident, sunt in culpa qui officia deserunt mollit anim id est laborum.\n";
+
+#if defined(TEST_BZIP2)
+#define COMP_NAME "bzip2"
+#define COMP_ID FSTREAM_COMPRESSOR_BZIP2
+#elif defined(TEST_XZ)
+#define COMP_NAME "xz"
+#define COMP_ID FSTREAM_COMPRESSOR_XZ
+#elif defined(TEST_GZIP)
+#define COMP_NAME "gzip"
+#define COMP_ID FSTREAM_COMPRESSOR_GZIP
+#elif defined(TEST_ZSTD)
+#define COMP_NAME "zstd"
+#define COMP_ID FSTREAM_COMPRESSOR_ZSTD
+#endif
+
+static void destroy_noop(sqfs_object_t *obj)
+{
+ (void)obj;
+}
+
+static int precache_noop(istream_t *strm)
+{
+ (void)strm;
+ return 0;
+}
+
+static const char *get_filename(istream_t *strm)
+{
+ (void)strm;
+ return "memstream";
+}
+
+static istream_t memstream = {
+ .base = {
+ .destroy = destroy_noop,
+ },
+
+ .buffer_used = sizeof(data_in) / sizeof(data_in[0]),
+ .buffer_offset = 0,
+ .eof = true,
+ .buffer = data_in,
+
+ .precache = precache_noop,
+ .get_filename = get_filename,
+};
+
+int main(void)
+{
+ char buffer[2 * (sizeof(orig) / sizeof(orig[0]))];
+ const char *name;
+ istream_t *xfrm;
+ size_t orig_sz;
+ int ret;
+
+ /* XXX: null terminator not included in the compressed blob */
+ orig_sz = (sizeof(orig) / sizeof(orig[0])) - 1;
+
+ /* generic API test */
+ TEST_ASSERT(fstream_compressor_exists(COMP_ID));
+
+ name = fstream_compressor_name_from_id(COMP_ID);
+ TEST_STR_EQUAL(name, COMP_NAME);
+
+ ret = fstream_compressor_id_from_name(name);
+ TEST_EQUAL_I(ret, COMP_ID);
+
+ ret = istream_detect_compressor(&memstream, NULL);
+ TEST_EQUAL_I(ret, COMP_ID);
+
+ /* decoder test */
+ xfrm = istream_compressor_create(&memstream, COMP_ID);
+ TEST_NOT_NULL(xfrm);
+
+ name = istream_get_filename(xfrm);
+ TEST_STR_EQUAL(name, "memstream");
+
+ ret = istream_read(xfrm, buffer, sizeof(buffer));
+ TEST_ASSERT(ret > 0);
+ TEST_EQUAL_UI((size_t)ret, orig_sz);
+
+ ret = memcmp(buffer, orig, ret);
+ TEST_EQUAL_I(ret, 0);
+
+ ret = istream_read(xfrm, buffer, sizeof(buffer));
+ TEST_EQUAL_I(ret, 0);
+
+ /* cleanup */
+ sqfs_destroy(xfrm);
+ return EXIT_SUCCESS;
+}