Adding unit tests for --silent

test/fast/Running "nvm use foo" where "foo" is circular aborts

@@ -18,5 +18,13 @@ EXPECTED_OUTPUT='The alias "foo" leads to an infinite loop. Aborting.'
 EXIT_CODE="$(nvm use foo 2>/dev/null ; echo $?)"
 [ "_$EXIT_CODE" = "_8" ] || die "Expected exit code 8; got $EXIT_CODE"
 
+OUTPUT="$(nvm use --silent foo 2>&1)"
+EXPECTED_OUTPUT=''
+[ "_$OUTPUT" = "_$EXPECTED_OUTPUT" ] \
+  || die "'nvm use --silent foo' did not output '$EXPECTED_OUTPUT'; got '$OUTPUT'"
+
+EXIT_CODE="$(nvm use --silent foo 2>/dev/null ; echo $?)"
+[ "_$EXIT_CODE" = "_8" ] || die "Expected exit code 8 from 'nvm use --silent foo'; got $EXIT_CODE"
+
 cleanup;
 

test/fast/Running "nvm use iojs" uses latest io.js version

@@ -18,5 +18,13 @@ EXPECTED_OUTPUT='The alias "foo" leads to an infinite loop. Aborting.'
 EXIT_CODE="$(nvm use foo 2>/dev/null ; echo $?)"
 [ "_$EXIT_CODE" = "_8" ] || die "Expected exit code 8; got $EXIT_CODE"
 
+OUTPUT="$(nvm use --silent foo 2>&1)"
+EXPECTED_OUTPUT=''
+[ "_$OUTPUT" = "_$EXPECTED_OUTPUT" ] \
+  || die "'nvm use --silent foo' did not output '$EXPECTED_OUTPUT'; got '$OUTPUT'"
+
+EXIT_CODE="$(nvm use --silent foo 2>/dev/null ; echo $?)"
+[ "_$EXIT_CODE" = "_8" ] || die "Expected exit code 8 from 'nvm use --silent foo'; got $EXIT_CODE"
+
 cleanup;
 

test/fast/Running "nvm use system" should work as expected

@@ -8,10 +8,15 @@ nvm_has_system_node() { return 0; }
 nvm_print_npm_version() { return ' (npm v1.2.3)'; }
 EXPECTED_OUTPUT="Now using system version of node: $(node -v)$(nvm_print_npm_version)"
 [ "$(nvm use system 2>&1 | tail -n1)" = "$EXPECTED_OUTPUT" ] || die "Could not use system version of node"
+EXPECTED_OUTPUT=""
+[ "$(nvm use --silent system 2>&1 | tail -n1)" = "$EXPECTED_OUTPUT" ] || die "Could not use system version of node or --silent was not silent"
 
 nvm_has_system_node() { return 1; }
 nvm_print_npm_version() { return ''; }
 EXPECTED_OUTPUT="System version of node not found."
 [ "$(nvm use system 2>&1 | tail -n1)" = "$EXPECTED_OUTPUT" ] || die "Did not report error, system node not found"
 nvm use system 2>&1 > /dev/null || [ $? -eq 127 ] || die "Did not return error code, system node not found"
+EXPECTED_OUTPUT=""
+[ "$(nvm use --silent system 2>&1 | tail -n1)" = "$EXPECTED_OUTPUT" ] || die "Did not report error, system node not found or --silent was not silent"
+nvm use --silent system 2>&1 > /dev/null || [ $? -eq 127 ] || die "Did not return error code, system node not found or --silent was not silent"
 

test/slow/nvm use/Running "nvm use iojs" uses latest io.js version

@@ -12,3 +12,9 @@ EXPECTED_OUTPUT="iojs-v1.0.1"
 
 [ "_$OUTPUT" = "_$EXPECTED_OUTPUT" ] \
   || die "'nvm use iojs' + 'nvm current' did not output '$EXPECTED_OUTPUT'; got '$OUTPUT'"
+
+OUTPUT="$(nvm use --silent iojs)"
+EXPECTED_OUTPUT=""
+
+[ "_$OUTPUT" = "_$EXPECTED_OUTPUT" ] \
+  || die "'nvm use --silent iojs' output was not silenced '$EXPECTED_OUTPUT'; got '$OUTPUT'"

test/slow/nvm use/Running "nvm use node" uses latest stable node version

@@ -12,3 +12,9 @@ EXPECTED_OUTPUT="$(nvm_version stable)"
 
 [ "_$OUTPUT" = "_$EXPECTED_OUTPUT" ] \
   || die "'nvm use node' + 'nvm current' did not output '$EXPECTED_OUTPUT'; got '$OUTPUT'"
+
+OUTPUT="$(nvm use --silent node)"
+EXPECTED_OUTPUT=""
+
+[ "_$OUTPUT" = "_$EXPECTED_OUTPUT" ] \
+  || die "'nvm use --silent node' output was not silenced '$EXPECTED_OUTPUT'; got '$OUTPUT'"

test/slow/nvm use/Running "nvm use v1.0.0" uses iojs-v1.0.0 iojs version

@@ -12,3 +12,9 @@ EXPECTED_OUTPUT="$(nvm_version v1.0.0)"
 
 [ "_$OUTPUT" = "_$EXPECTED_OUTPUT" ] \
   || die "'nvm use v1.0.0' + 'nvm current' did not output '$EXPECTED_OUTPUT'; got '$OUTPUT'"
+
+OUTPUT="$(nvm use --silent 'v1.0.0')"
+EXPECTED_OUTPUT=""
+
+[ "_$OUTPUT" = "_$EXPECTED_OUTPUT" ] \
+  || die "'nvm use --silent v1.0.0' output was not silenced '$EXPECTED_OUTPUT'; got '$OUTPUT'"