dash reports a negative $LINENO when using shunit2's macros - this isn't
shunit2's fault, so allow for it in the test cases

--- shunit2-2.1.8/shunit2_macros_test.sh
+++ shunit2-2.1.8/shunit2_macros_test.sh
@@ -27,13 +27,13 @@ testAssertEquals() {
   [ -z "${LINENO:-}" ] && startSkipping
 
   ( ${_ASSERT_EQUALS_} 'x' 'y' >"${stdoutF}" 2>"${stderrF}" )
-  grep '^ASSERT:\[[0-9]*\] *' "${stdoutF}" >/dev/null
+  grep '^ASSERT:\[[0-9-]*\] *' "${stdoutF}" >/dev/null
   rtrn=$?
   assertTrue '_ASSERT_EQUALS_ failure' ${rtrn}
   [ "${rtrn}" -ne "${SHUNIT_TRUE}" ] && cat "${stderrF}" >&2
 
   ( ${_ASSERT_EQUALS_} '"some msg"' 'x' 'y' >"${stdoutF}" 2>"${stderrF}" )
-  grep '^ASSERT:\[[0-9]*\] *' "${stdoutF}" >/dev/null
+  grep '^ASSERT:\[[0-9-]*\] *' "${stdoutF}" >/dev/null
   rtrn=$?
   assertTrue '_ASSERT_EQUALS_ w/ msg failure' ${rtrn}
   [ "${rtrn}" -ne "${SHUNIT_TRUE}" ] && cat "${stderrF}" >&2
@@ -46,13 +46,13 @@ testAssertNotEquals() {
   [ -z "${LINENO:-}" ] && startSkipping
 
   ( ${_ASSERT_NOT_EQUALS_} 'x' 'x' >"${stdoutF}" 2>"${stderrF}" )
-  grep '^ASSERT:\[[0-9]*\] *' "${stdoutF}" >/dev/null
+  grep '^ASSERT:\[[0-9-]*\] *' "${stdoutF}" >/dev/null
   rtrn=$?
   assertTrue '_ASSERT_NOT_EQUALS_ failure' ${rtrn}
   [ "${rtrn}" -ne "${SHUNIT_TRUE}" ] && cat "${stderrF}" >&2
 
   ( ${_ASSERT_NOT_EQUALS_} '"some msg"' 'x' 'x' >"${stdoutF}" 2>"${stderrF}" )
-  grep '^ASSERT:\[[0-9]*\] *' "${stdoutF}" >/dev/null
+  grep '^ASSERT:\[[0-9-]*\] *' "${stdoutF}" >/dev/null
   rtrn=$?
   assertTrue '_ASSERT_NOT_EQUALS_ w/ msg failure' ${rtrn}
   [ "${rtrn}" -ne "${SHUNIT_TRUE}" ] && cat "${stderrF}" >&2
@@ -65,13 +65,13 @@ testSame() {
   [ -z "${LINENO:-}" ] && startSkipping
 
   ( ${_ASSERT_SAME_} 'x' 'y' >"${stdoutF}" 2>"${stderrF}" )
-  grep '^ASSERT:\[[0-9]*\] *' "${stdoutF}" >/dev/null
+  grep '^ASSERT:\[[0-9-]*\] *' "${stdoutF}" >/dev/null
   rtrn=$?
   assertTrue '_ASSERT_SAME_ failure' ${rtrn}
   [ "${rtrn}" -ne "${SHUNIT_TRUE}" ] && cat "${stderrF}" >&2
 
   ( ${_ASSERT_SAME_} '"some msg"' 'x' 'y' >"${stdoutF}" 2>"${stderrF}" )
-  grep '^ASSERT:\[[0-9]*\] *' "${stdoutF}" >/dev/null
+  grep '^ASSERT:\[[0-9-]*\] *' "${stdoutF}" >/dev/null
   rtrn=$?
   assertTrue '_ASSERT_SAME_ w/ msg failure' ${rtrn}
   [ "${rtrn}" -ne "${SHUNIT_TRUE}" ] && cat "${stderrF}" >&2
@@ -84,13 +84,13 @@ testNotSame() {
   [ -z "${LINENO:-}" ] && startSkipping
 
   ( ${_ASSERT_NOT_SAME_} 'x' 'x' >"${stdoutF}" 2>"${stderrF}" )
-  grep '^ASSERT:\[[0-9]*\] *' "${stdoutF}" >/dev/null
+  grep '^ASSERT:\[[0-9-]*\] *' "${stdoutF}" >/dev/null
   rtrn=$?
   assertTrue '_ASSERT_NOT_SAME_ failure' ${rtrn}
   [ "${rtrn}" -ne "${SHUNIT_TRUE}" ] && cat "${stderrF}" >&2
 
   ( ${_ASSERT_NOT_SAME_} '"some msg"' 'x' 'x' >"${stdoutF}" 2>"${stderrF}" )
-  grep '^ASSERT:\[[0-9]*\] *' "${stdoutF}" >/dev/null
+  grep '^ASSERT:\[[0-9-]*\] *' "${stdoutF}" >/dev/null
   rtrn=$?
   assertTrue '_ASSERT_NOT_SAME_ w/ msg failure' ${rtrn}
   [ "${rtrn}" -ne "${SHUNIT_TRUE}" ] && cat "${stderrF}" >&2
@@ -103,13 +103,13 @@ testNull() {
   [ -z "${LINENO:-}" ] && startSkipping
 
   ( ${_ASSERT_NULL_} 'x' >"${stdoutF}" 2>"${stderrF}" )
-  grep '^ASSERT:\[[0-9]*\] *' "${stdoutF}" >/dev/null
+  grep '^ASSERT:\[[0-9-]*\] *' "${stdoutF}" >/dev/null
   rtrn=$?
   assertTrue '_ASSERT_NULL_ failure' ${rtrn}
   [ "${rtrn}" -ne "${SHUNIT_TRUE}" ] && cat "${stderrF}" >&2
 
   ( ${_ASSERT_NULL_} '"some msg"' 'x' >"${stdoutF}" 2>"${stderrF}" )
-  grep '^ASSERT:\[[0-9]*\] *' "${stdoutF}" >/dev/null
+  grep '^ASSERT:\[[0-9-]*\] *' "${stdoutF}" >/dev/null
   rtrn=$?
   assertTrue '_ASSERT_NULL_ w/ msg failure' ${rtrn}
   [ "${rtrn}" -ne "${SHUNIT_TRUE}" ] && cat "${stderrF}" >&2
@@ -123,13 +123,13 @@ testNotNull()
   [ -z "${LINENO:-}" ] && startSkipping
 
   ( ${_ASSERT_NOT_NULL_} '' >"${stdoutF}" 2>"${stderrF}" )
-  grep '^ASSERT:\[[0-9]*\] *' "${stdoutF}" >/dev/null
+  grep '^ASSERT:\[[0-9-]*\] *' "${stdoutF}" >/dev/null
   rtrn=$?
   assertTrue '_ASSERT_NOT_NULL_ failure' ${rtrn}
   [ "${rtrn}" -ne "${SHUNIT_TRUE}" ] && cat "${stderrF}" >&2
 
   ( ${_ASSERT_NOT_NULL_} '"some msg"' '""' >"${stdoutF}" 2>"${stderrF}" )
-  grep '^ASSERT:\[[0-9]*\] *' "${stdoutF}" >/dev/null
+  grep '^ASSERT:\[[0-9-]*\] *' "${stdoutF}" >/dev/null
   rtrn=$?
   assertTrue '_ASSERT_NOT_NULL_ w/ msg failure' ${rtrn}
   [ "${rtrn}" -ne "${SHUNIT_TRUE}" ] && cat "${stdoutF}" "${stderrF}" >&2
@@ -142,13 +142,13 @@ testAssertTrue() {
   [ -z "${LINENO:-}" ] && startSkipping
 
   ( ${_ASSERT_TRUE_} "${SHUNIT_FALSE}" >"${stdoutF}" 2>"${stderrF}" )
-  grep '^ASSERT:\[[0-9]*\] *' "${stdoutF}" >/dev/null
+  grep '^ASSERT:\[[0-9-]*\] *' "${stdoutF}" >/dev/null
   rtrn=$?
   assertTrue '_ASSERT_TRUE_ failure' ${rtrn}
   [ "${rtrn}" -ne "${SHUNIT_TRUE}" ] && cat "${stderrF}" >&2
 
   ( ${_ASSERT_TRUE_} '"some msg"' "${SHUNIT_FALSE}" >"${stdoutF}" 2>"${stderrF}" )
-  grep '^ASSERT:\[[0-9]*\] *' "${stdoutF}" >/dev/null
+  grep '^ASSERT:\[[0-9-]*\] *' "${stdoutF}" >/dev/null
   rtrn=$?
   assertTrue '_ASSERT_TRUE_ w/ msg failure' ${rtrn}
   [ "${rtrn}" -ne "${SHUNIT_TRUE}" ] && cat "${stderrF}" >&2
@@ -161,13 +161,13 @@ testAssertFalse() {
   [ -z "${LINENO:-}" ] && startSkipping
 
   ( ${_ASSERT_FALSE_} "${SHUNIT_TRUE}" >"${stdoutF}" 2>"${stderrF}" )
-  grep '^ASSERT:\[[0-9]*\] *' "${stdoutF}" >/dev/null
+  grep '^ASSERT:\[[0-9-]*\] *' "${stdoutF}" >/dev/null
   rtrn=$?
   assertTrue '_ASSERT_FALSE_ failure' ${rtrn}
   [ "${rtrn}" -ne "${SHUNIT_TRUE}" ] && cat "${stderrF}" >&2
 
   ( ${_ASSERT_FALSE_} '"some msg"' "${SHUNIT_TRUE}" >"${stdoutF}" 2>"${stderrF}" )
-  grep '^ASSERT:\[[0-9]*\] *' "${stdoutF}" >/dev/null
+  grep '^ASSERT:\[[0-9-]*\] *' "${stdoutF}" >/dev/null
   rtrn=$?
   assertTrue '_ASSERT_FALSE_ w/ msg failure' ${rtrn}
   [ "${rtrn}" -ne "${SHUNIT_TRUE}" ] && cat "${stderrF}" >&2
@@ -180,13 +180,13 @@ testFail() {
   [ -z "${LINENO:-}" ] && startSkipping
 
   ( ${_FAIL_} >"${stdoutF}" 2>"${stderrF}" )
-  grep '^ASSERT:\[[0-9]*\] *' "${stdoutF}" >/dev/null
+  grep '^ASSERT:\[[0-9-]*\] *' "${stdoutF}" >/dev/null
   rtrn=$?
   assertTrue '_FAIL_ failure' ${rtrn}
   [ "${rtrn}" -ne "${SHUNIT_TRUE}" ] && cat "${stderrF}" >&2
 
   ( ${_FAIL_} '"some msg"' >"${stdoutF}" 2>"${stderrF}" )
-  grep '^ASSERT:\[[0-9]*\] *' "${stdoutF}" >/dev/null
+  grep '^ASSERT:\[[0-9-]*\] *' "${stdoutF}" >/dev/null
   rtrn=$?
   assertTrue '_FAIL_ w/ msg failure' ${rtrn}
   [ "${rtrn}" -ne "${SHUNIT_TRUE}" ] && cat "${stderrF}" >&2
@@ -200,13 +200,13 @@ testFailNotEquals()
   [ -z "${LINENO:-}" ] && startSkipping
 
   ( ${_FAIL_NOT_EQUALS_} 'x' 'y' >"${stdoutF}" 2>"${stderrF}" )
-  grep '^ASSERT:\[[0-9]*\] *' "${stdoutF}" >/dev/null
+  grep '^ASSERT:\[[0-9-]*\] *' "${stdoutF}" >/dev/null
   rtrn=$?
   assertTrue '_FAIL_NOT_EQUALS_ failure' ${rtrn}
   [ "${rtrn}" -ne "${SHUNIT_TRUE}" ] && cat "${stderrF}" >&2
 
   ( ${_FAIL_NOT_EQUALS_} '"some msg"' 'x' 'y' >"${stdoutF}" 2>"${stderrF}" )
-  grep '^ASSERT:\[[0-9]*\] *' "${stdoutF}" >/dev/null
+  grep '^ASSERT:\[[0-9-]*\] *' "${stdoutF}" >/dev/null
   rtrn=$?
   assertTrue '_FAIL_NOT_EQUALS_ w/ msg failure' ${rtrn}
   [ "${rtrn}" -ne "${SHUNIT_TRUE}" ] && cat "${stderrF}" >&2
@@ -219,13 +219,13 @@ testFailSame() {
   [ -z "${LINENO:-}" ] && startSkipping
 
   ( ${_FAIL_SAME_} 'x' 'x' >"${stdoutF}" 2>"${stderrF}" )
-  grep '^ASSERT:\[[0-9]*\] *' "${stdoutF}" >/dev/null
+  grep '^ASSERT:\[[0-9-]*\] *' "${stdoutF}" >/dev/null
   rtrn=$?
   assertTrue '_FAIL_SAME_ failure' ${rtrn}
   [ "${rtrn}" -ne "${SHUNIT_TRUE}" ] && cat "${stderrF}" >&2
 
   ( ${_FAIL_SAME_} '"some msg"' 'x' 'x' >"${stdoutF}" 2>"${stderrF}" )
-  grep '^ASSERT:\[[0-9]*\] *' "${stdoutF}" >/dev/null
+  grep '^ASSERT:\[[0-9-]*\] *' "${stdoutF}" >/dev/null
   rtrn=$?
   assertTrue '_FAIL_SAME_ w/ msg failure' ${rtrn}
   [ "${rtrn}" -ne "${SHUNIT_TRUE}" ] && cat "${stderrF}" >&2
@@ -238,13 +238,13 @@ testFailNotSame() {
   [ -z "${LINENO:-}" ] && startSkipping
 
   ( ${_FAIL_NOT_SAME_} 'x' 'y' >"${stdoutF}" 2>"${stderrF}" )
-  grep '^ASSERT:\[[0-9]*\] *' "${stdoutF}" >/dev/null
+  grep '^ASSERT:\[[0-9-]*\] *' "${stdoutF}" >/dev/null
   rtrn=$?
   assertTrue '_FAIL_NOT_SAME_ failure' ${rtrn}
   [ "${rtrn}" -ne "${SHUNIT_TRUE}" ] && cat "${stderrF}" >&2
 
   ( ${_FAIL_NOT_SAME_} '"some msg"' 'x' 'y' >"${stdoutF}" 2>"${stderrF}" )
-  grep '^ASSERT:\[[0-9]*\] *' "${stdoutF}" >/dev/null
+  grep '^ASSERT:\[[0-9-]*\] *' "${stdoutF}" >/dev/null
   rtrn=$?
   assertTrue '_FAIL_NOT_SAME_ w/ msg failure' ${rtrn}
   [ "${rtrn}" -ne "${SHUNIT_TRUE}" ] && cat "${stderrF}" >&2