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authorArnold D. Robbins <arnold@skeeve.com>2010-07-16 13:09:56 +0300
committerArnold D. Robbins <arnold@skeeve.com>2010-07-16 13:09:56 +0300
commitbc70de7b3302d5a81515b901cae376b8b51d2004 (patch)
treed36d6743e65697f6923b79d0ea8f9f9bf4ef7398 /test/printfloat.awk
parentb9e4a1fd4c8c8753ab8a9887bab55f03efe1e3e2 (diff)
downloadegawk-bc70de7b3302d5a81515b901cae376b8b51d2004.tar.gz
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Move to gawk-3.1.0.
Diffstat (limited to 'test/printfloat.awk')
-rw-r--r--test/printfloat.awk62
1 files changed, 62 insertions, 0 deletions
diff --git a/test/printfloat.awk b/test/printfloat.awk
new file mode 100644
index 00000000..1cb40660
--- /dev/null
+++ b/test/printfloat.awk
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+# Test program for checking sprintf operation with various floating
+# point formats
+#
+# Watch out - full output of this program will have 3000 * tot lines,
+# which will take a chunk of space if you will write it to your disk.
+# --mj
+
+BEGIN {
+ just = "-"
+ plus = "+ "
+ alt = "#"
+ zero = "0"
+ spec = "feEgG"
+ fw[1] = ""
+ fw[2] = "1"
+ fw[3] = "5"
+ fw[4] = "10"
+ fw[5] = "15"
+ prec[1] = ".-1"
+ prec[2] = ""
+ prec[3] = ".2"
+ prec[4] = ".5"
+ prec[5] = ".10"
+
+ num = 123.6
+ factor = 1.0e-12
+ tot = 8
+ data[1] = 0
+ data[2] = 1
+ for (i = 3; i <= tot; i++) {
+ data[i] = num * factor
+ factor *= 1000
+ }
+
+ for (j = 1; j <= 2; j++) {
+ for (p = 1; p <= 3; p++) {
+ for (a = 1; a <= 2; a++) {
+ for (z = 1; z <= 2; z++) {
+ for (s = 1; s <= 5; s++) {
+ for (w = 1; w <= 5; w++) {
+ for (r = 1; r <= 5; r++) {
+ frmt = "|%" substr(just, j, 1)
+ frmt = frmt substr(plus, p, 1)
+ frmt = frmt substr(alt, a, 1)
+ frmt = frmt substr(zero, z, 1)
+ frmt = frmt fw[w] prec[r]
+ frmt = frmt substr(spec, s, 1) "|"
+ for (i = 1; i <= tot; i++) {
+ result = sprintf(frmt, data[i])
+# "normalize" if you must
+# sub(/\|\./, "|0.", result)
+ printf("%-16s %-25s\t%g\n", frmt,
+ result,data[i])
+ }
+ }
+ }
+ }
+ }
+ }
+ }
+ }
+}