ref: 814dce91ef582a850d1bdc5464cebe1091559b55
parent: ef3d02cda8c74294c9461c0ef45497781a118d63
author: Ori Bernstein <[email protected]>
date: Fri Jun 19 22:34:31 EDT 2020
More date tests
--- a/cmd/date.rc
+++ b/cmd/date.rc
@@ -38,7 +38,8 @@
check '2020-06-14' 1592092800
check '2020-06-14T22:14:17-07:00' 1592198057
-# colloquial american formats (eww)
+# colloquial american format (eww)
check '06/14/2020' 1592092800
+check '06/01/2020' 1590969600
exit ''
--- a/libc/date.c
+++ b/libc/date.c
@@ -53,8 +53,8 @@
Tzone *gmt, *us_arizona, *us_eastern;
Tm here, there;
Tzone *zl, *zp;
- char buf[1024];
- int i;
+ char buf[128], buf1[128];
+ int i, h;
tmfmtinstall();
if((gmt = tmgetzone("GMT")) == nil)@@ -208,6 +208,44 @@
fail("format: %r");if(strcmp(buf, "Fri, 17 Mar 1950 08:34:17 -0500") != 0)
fail("wrong output: %s\n", buf);+
+ /* AM and PM parsing */
+ for(i = 0; i < 24; i++){+ h = i % 12;
+ if(h == 0)
+ h = 12;
+ snprint(buf, sizeof(buf), "2021 02 01 %d:14:30 -0400", i);
+ snprint(buf1, sizeof(buf1), "2021 02 01 %d:14:30 -0400 %s", h, (i < 12) ? "AM" : "PM");
+ if(tmparse(&tm, "YYYY MM DD hh:mm:ss ZZZ", buf, nil) == nil)
+ fail("parse: %r\n");+ if(tmparse(&tt, "YYYY MM DD hh:mm:ss ZZZ A", buf1, nil) == nil)
+ fail("parse: %r\n");+ if(tm.abs != tt.abs)
+ print("bad am/pm parsed: %s != %s (%lld != %lld)\n", buf, buf1, tm.abs, tt.abs);+ }
+
+ /* Time zone boundaries: entering DST */
+ if(tmtime(&tm, 1520733600, us_eastern) == nil)
+ fail("tmtime: tz boundary");+ if(snprint(buf, sizeof(buf), "%τ", tmfmt(&tm, nil)) == -1)
+ fail("format: %r");+ memset(&tm, 0, sizeof(tm));
+ if(tmparse(&tm, "W MMM D hh:mm:ss ZZZ YYYY", buf, nil) == nil)
+ fail("parse: %r\n");+ if(tm.abs != 1520733600)
+ fail("round trip timezone: %lld != 1520733600\n", tm.abs);+
+ /* Time zone boundaries: leaving DST */
+ if(tmtime(&tm, 1541296800, us_eastern) == nil)
+ fail("tmtime: tz boundary");+ if(snprint(buf, sizeof(buf), "%τ", tmfmt(&tm, nil)) == -1)
+ fail("format: %r\n");+ memset(&tm, 0, sizeof(tm));
+ if(tmparse(&tm, "W MMM D hh:mm:ss ZZZ YYYY", buf, nil) == nil)
+ fail("parse: %r");+ if(tm.abs != 1541296800)
+ fail("round trip timezone: %lld != 1541296800\n", tm.abs);+
/* flexible date parsing */
if(tmparse(&tm, "?YYYY ?MM DD hh:mm:ss ?ZZZ", "89 04 10 20:14:30 -0400", nil) == nil)
--- a/regress
+++ b/regress
@@ -23,3 +23,13 @@
$O.%: %.$O $OFILES $LIB
$LD $LDFLAGS -o $target $prereq
+
+# [$OS].??* avoids file names like 9.h
+nuke:V:
+ rm -f *.[$OS] y.tab.? lex.yy.c y.debug y.output [$OS].??* *.acid $TARG $CLEANFILES
+
+clean:V:
+ rm -f *.[$OS] *.a[$OS] y.tab.? lex.yy.c y.debug y.output [$OS].??* $TARG $CLEANFILES
+
+%.clean:V:
+ rm -f $stem.[$OS] [$OS].$stem $stem.acid $stem