[PATCH 5/6] virsh: Add testing for vshStringToArray

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Add a '--split' switch for the 'virsh echo' command and add few test
cases to the virshtest.

Signed-off-by: Peter Krempa <pkrempa@xxxxxxxxxx>
---
 tests/virshtest.c | 11 +++++++++++
 tools/vsh.c       | 15 +++++++++++++++
 2 files changed, 26 insertions(+)

diff --git a/tests/virshtest.c b/tests/virshtest.c
index 07c27428ae..751e8ffc49 100644
--- a/tests/virshtest.c
+++ b/tests/virshtest.c
@@ -487,6 +487,17 @@ mymain(void)
     DO_TEST(46, "a\n", "#unbalanced; 'quotes\"\necho a # b");
     DO_TEST(47, "a\n", "\\# ignored;echo a\n'#also' ignored");

+    /* test of splitting in vshStringToArray */
+    DO_TEST(48, "a\nb,c,\nd,,e,,\nf,,,e\n",
+            "-q", "echo", "--split", "a,b,,c,,,d,,,,e,,,,,f,,,,,,e");
+    DO_TEST(49, "\na\nb,c,\nd,,e,,\nf,,,e\n\n",
+            "-q", "echo", "--split", ",a,b,,c,,,d,,,,e,,,,,f,,,,,,e,");
+    DO_TEST(50, ",a\nb,c,\nd,,e,,\nf,,,e,\n",
+            "-q", "echo", "--split", ",,a,b,,c,,,d,,,,e,,,,,f,,,,,,e,,");
+    DO_TEST(51, ",\na\nb,c,\nd,,e,,\nf,,,e,\n\n",
+            "-q", "echo", "--split", ",,,a,b,,c,,,d,,,,e,,,,,f,,,,,,e,,,");
+    DO_TEST(52, ",,a\nb,c,\nd,,e,,\nf,,,e,,\n",
+            "-q", "echo", "--split", ",,,,a,b,,c,,,d,,,,e,,,,,f,,,,,,e,,,,");
 # undef DO_TEST

     VIR_FREE(custom_uri);
diff --git a/tools/vsh.c b/tools/vsh.c
index 2456267426..cdcf67684e 100644
--- a/tools/vsh.c
+++ b/tools/vsh.c
@@ -3118,6 +3118,10 @@ const vshCmdOptDef opts_echo[] = {
      .type = VSH_OT_BOOL,
      .help = N_("escape for XML use")
     },
+    {.name = "split",
+     .type = VSH_OT_BOOL,
+     .help = N_("split each argument on ','; ',,' is an escape sequence")
+    },
     {.name = "err",
      .type = VSH_OT_BOOL,
      .help = N_("output to stderr"),
@@ -3156,11 +3160,14 @@ cmdEcho(vshControl *ctl, const vshCmd *cmd)
     bool shell = vshCommandOptBool(cmd, "shell");
     bool xml = vshCommandOptBool(cmd, "xml");
     bool err = vshCommandOptBool(cmd, "err");
+    bool split = vshCommandOptBool(cmd, "split");
     const vshCmdOpt *opt = NULL;
     g_autofree char *arg = NULL;
     g_auto(virBuffer) buf = VIR_BUFFER_INITIALIZER;

     VSH_EXCLUSIVE_OPTIONS_VAR(shell, xml);
+    VSH_EXCLUSIVE_OPTIONS_VAR(shell, split);
+    VSH_EXCLUSIVE_OPTIONS_VAR(xml, split);

     while ((opt = vshCommandOptArgv(ctl, cmd, opt))) {
         const char *curr = opt->data;
@@ -3169,6 +3176,14 @@ cmdEcho(vshControl *ctl, const vshCmd *cmd)
             virBufferEscapeString(&buf, "%s", curr);
         } else if (shell) {
             virBufferEscapeShell(&buf, curr);
+        } else if (split) {
+            g_auto(GStrv) spl = NULL;
+            GStrv n;
+
+            vshStringToArray(curr, &spl);
+
+            for (n = spl; *n; n++)
+                virBufferAsprintf(&buf, "%s\n", *n);
         } else {
             virBufferAdd(&buf, curr, -1);
         }
-- 
2.31.1




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