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* [PATCH 1/2] Add zformat unit tests.
@ 2019-12-24 18:25 Daniel Shahaf
  0 siblings, 0 replies; only message in thread
From: Daniel Shahaf @ 2019-12-24 18:25 UTC (permalink / raw)
  To: zsh-workers

---
 Src/Modules/zutil.c  |  6 ++---
 Test/V13zformat.ztst | 65 ++++++++++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 68 insertions(+), 3 deletions(-)
 create mode 100644 Test/V13zformat.ztst

diff --git a/Src/Modules/zutil.c b/Src/Modules/zutil.c
index 24659cb16..de5fe8034 100644
--- a/Src/Modules/zutil.c
+++ b/Src/Modules/zutil.c
@@ -913,13 +913,13 @@ bin_zformat(char *nam, char **args, UNUSED(Options ops), UNUSED(int func))
     switch (opt) {
     case 'f':
 	{
-	    char **ap, *specs[256], *out;
+	    char **ap, *specs[256] = {0}, *out;
 	    int olen, oused = 0;
 
-	    memset(specs, 0, 256 * sizeof(char *));
-
 	    specs['%'] = "%";
 	    specs[')'] = ")";
+
+	    /* Parse the specs in argv. */
 	    for (ap = args + 2; *ap; ap++) {
 		if (!ap[0][0] || ap[0][0] == '-' || ap[0][0] == '.' ||
 		    idigit(ap[0][0]) || ap[0][1] != ':') {
diff --git a/Test/V13zformat.ztst b/Test/V13zformat.ztst
new file mode 100644
index 000000000..d8de2bb04
--- /dev/null
+++ b/Test/V13zformat.ztst
@@ -0,0 +1,65 @@
+# Test the use of zformat, if the zsh/zutil module is available.
+
+%prep
+
+  if ! zmodload zsh/zutil 2>/dev/null; then
+    ZTST_unimplemented="can't load the zsh/zutil module for testing"
+  fi
+
+  # Helper function.  Expects a single format using %s and a value for it.
+  zformat_and_print_s() {
+    zformat -f REPLY "$1" "s:$2"
+    print -r - ${(qq)REPLY}
+  }
+
+%test
+
+ zformat_and_print_s '%s'   foo
+ zformat_and_print_s '%5s'  min
+ zformat_and_print_s '%-5s' neg
+ zformat_and_print_s '%.5s' max
+ zformat_and_print_s '%.5s' truncated
+0:basic zformat test
+>'foo'
+>'min  '
+>'  neg'
+>'max'
+>'trunc'
+
+ # There may be a set of digits either before or after the opening parenthesis.
+ zformat_and_print_s 'The answer is "%3(s.yes.no)".' 3
+ zformat_and_print_s 'The answer is "%(3s.yes.no)".' 3
+ # The test number defaults to zero.
+ zformat_and_print_s '%(s.equal.unequal)' -1
+ zformat_and_print_s '%(s.equal.unequal)' 0
+ zformat_and_print_s '%(s.equal.unequal)' 1
+ # Negative numbers are allowed
+ # The delimiter is arbitrary
+ zformat_and_print_s '%-4(s.minus four.)' -4
+ zformat_and_print_s '%(-4s//minus four)' -4
+ # The argument is evaluated as a math expression
+ zformat_and_print_s '%18(s.math.)' '6*3'
+0:basic conditionals test
+>'The answer is "yes".'
+>'The answer is "yes".'
+>'unequal'
+>'equal'
+>'unequal'
+>'minus four'
+>''
+>'math'
+
+ () {
+   zformat -f 1 '%(8n.%(5j.yes.no).no)' 'n:8' 'j:5'
+   echo $1
+ }
+0:nested conditionals test
+>yes
+
+ zformat -a argv . foo:lorem ipsum:bar bazbaz '\\esc\:ape'
+ print -rl -- "$@"
+0:basic -a test
+>foo  .lorem
+>ipsum.bar
+>bazbaz
+>\esc:ape

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2019-12-24 18:25 [PATCH 1/2] Add zformat unit tests Daniel Shahaf

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