add many-arg printf tests

Author: barneyb

jnc/params/jlib.jn

@@ -5,34 +5,19 @@ pub fn print_seven_longs(int a, int b, int c, int d, int e, int f, int g) {
 }
 
 pub fn print_eight_longs(int a, int b, int c, int d, int e, int f, int g, int h) {
-# once printf is implemented in Johann
-#    printf("J: %d, %d, %d, %d, %d, %d, %d, and %d\n",
-#                a,  b,  c,  d,  e,  f,  g,      h);
-    printf("J: %d, %d, %d, %d, %d, %d, %d",
-                a,  b,  c,  d,  e,  f,  g);
-    printf(", and %d\n",
-                   h);
+    printf("J: %d, %d, %d, %d, %d, %d, %d, and %d\n",
+                a,  b,  c,  d,  e,  f,  g,      h);
     flush_stdout__();
 }
 
 pub fn print_nine_longs(int a, int b, int c, int d, int e, int f, int g, int h, int i) {
-# once printf is implemented in Johann
-#    printf("J: %d, %d, %d, %d, %d, %d, %d, %d, and %d\n",
-#                a,  b,  c,  d,  e,  f,  g,  h,      i);
-    printf("J: %d, %d, %d, %d, %d, %d, %d",
-                a,  b,  c,  d,  e,  f,  g);
-    printf(", %d, and %d\n",
-               h,      i);
+    printf("J: %d, %d, %d, %d, %d, %d, %d, %d, and %d\n",
+                a,  b,  c,  d,  e,  f,  g,  h,      i);
     flush_stdout__();
 }
 
 pub fn print_ten_longs(int a, int b, int c, int d, int e, int f, int g, int h, int i, int j) {
-# once printf is implemented in Johann
-#    printf("J: %d, %d, %d, %d, %d, %d, %d, %d, %d, and %d\n",
-#                a,  b,  c,  d,  e,  f,  g,  h,  i,      j);
-    printf("J: %d, %d, %d, %d, %d, %d, %d",
-                a,  b,  c,  d,  e,  f,  g);
-    printf(", %d, %d, and %d\n",
-               h,  i,      j);
+    printf("J: %d, %d, %d, %d, %d, %d, %d, %d, %d, and %d\n",
+                a,  b,  c,  d,  e,  f,  g,  h,  i,      j);
     flush_stdout__();
 }

jstdlib/tests/printf.expected.txt

@@ -34,3 +34,5 @@ pointer: [[0x00000007b:0x000000929:0x000000008707]]
 written: 52
 everything: %, Z, Hello, this most beautiful world!, 456, 0x400, 0x0000003ff
 written: 77
+Ten: 1, 2, 3, 4, 5, 6, 7, 8, 9, and 10
+written: 39

jstdlib/tests/printf.jn

@@ -60,4 +60,9 @@ pub fn main() {
                0x400,
                0x3ff);
     printf(count, n);
+
+    int e = 8;
+    n = printf("Ten: %d, %d, %d, %d, %d, %d, %d, %d, %c, and %s\n",
+                      1,  2,  3,  4,  5,  6,  7,  e, '9',   "10");
+    printf(count, n);
 }