Finally port the OpenBSD regression suite.

Both kristaps@ and wiz@ repeated asked for this,
literally for years.

16 files changed, 249 insertions, 0 deletions

diff --git a/regress/mdoc/break/Makefile b/regress/mdoc/break/Makefile
new file mode 100644
index 00000000..b4c3b219
--- /dev/null
+++ b/regress/mdoc/break/Makefile
@@ -0,0 +1,15 @@
+# $OpenBSD: Makefile,v 1.4 2016/08/20 17:58:09 schwarze Exp $
+
+REGRESS_TARGETS	= brokenbreaker twice tail two notopen
+LINT_TARGETS	= brokenbreaker twice tail two notopen
+
+# It's hard to keep stuff together in next-line scope.
+
+SKIP_TMAN	= tail
+
+# groff-1.22.3 defect:
+# - non-matching enclosure end macro prints a closing delimiter
+
+SKIP_GROFF	= brokenbreaker notopen
+
+.include <bsd.regress.mk>
diff --git a/regress/mdoc/break/brokenbreaker.in b/regress/mdoc/break/brokenbreaker.in
new file mode 100644
index 00000000..b5a23f40
--- /dev/null
+++ b/regress/mdoc/break/brokenbreaker.in
@@ -0,0 +1,14 @@
+.Dd December 23, 2014
+.Dt BREAK-BROKENBREAKER 1
+.Os OpenBSD
+.Sh NAME
+.Nm break-brokenbreaker
+.Nd a broken block breaking another block
+.Sh DESCRIPTION
+.Po po
+.Ao ao pc
+.Pc
+.Bo bo pc
+.Pc ac
+.Ac bc
+.Bc
diff --git a/regress/mdoc/break/brokenbreaker.out_ascii b/regress/mdoc/break/brokenbreaker.out_ascii
new file mode 100644
index 00000000..1a8cd75a
--- /dev/null
+++ b/regress/mdoc/break/brokenbreaker.out_ascii
@@ -0,0 +1,9 @@
+BREAK-BROKENBREAKER(1)      General Commands Manual     BREAK-BROKENBREAKER(1)
+
+NNAAMMEE
+     bbrreeaakk--bbrrookkeennbbrreeaakkeerr - a broken block breaking another block
+
+DDEESSCCRRIIPPTTIIOONN
+     (po <ao pc) [bo pc ac> bc]
+
+OpenBSD                        December 23, 2014                       OpenBSD
diff --git a/regress/mdoc/break/brokenbreaker.out_lint b/regress/mdoc/break/brokenbreaker.out_lint
new file mode 100644
index 00000000..16e7a2ba
--- /dev/null
+++ b/regress/mdoc/break/brokenbreaker.out_lint
@@ -0,0 +1,3 @@
+mandoc: brokenbreaker.in:10:2: WARNING: blocks badly nested: Po breaks Ao
+mandoc: brokenbreaker.in:12:2: ERROR: skipping end of block that is not open: Pc
+mandoc: brokenbreaker.in:13:2: WARNING: blocks badly nested: Ao breaks Bo
diff --git a/regress/mdoc/break/notopen.in b/regress/mdoc/break/notopen.in
new file mode 100644
index 00000000..20a9bf12
--- /dev/null
+++ b/regress/mdoc/break/notopen.in
@@ -0,0 +1,12 @@
+.Dd August 20, 2016
+.Dt BREAK-NOTOPEN 1
+.Os OpenBSD
+.Sh NAME
+.Nm break-notopen
+.Nd mismatching end macro inside two open blocks
+.Sh DESCRIPTION
+.Ao ao
+.Bo bo pc
+.Pc bc
+.Bc ac
+.Ac tail
diff --git a/regress/mdoc/break/notopen.out_ascii b/regress/mdoc/break/notopen.out_ascii
new file mode 100644
index 00000000..db71cc41
--- /dev/null
+++ b/regress/mdoc/break/notopen.out_ascii
@@ -0,0 +1,9 @@
+BREAK-NOTOPEN(1)            General Commands Manual           BREAK-NOTOPEN(1)
+
+NNAAMMEE
+     bbrreeaakk--nnoottooppeenn - mismatching end macro inside two open blocks
+
+DDEESSCCRRIIPPTTIIOONN
+     <ao [bo pc bc] ac> tail
+
+OpenBSD                         August 20, 2016                        OpenBSD
diff --git a/regress/mdoc/break/notopen.out_lint b/regress/mdoc/break/notopen.out_lint
new file mode 100644
index 00000000..e70b2f6f
--- /dev/null
+++ b/regress/mdoc/break/notopen.out_lint
@@ -0,0 +1 @@
+mandoc: notopen.in:10:2: ERROR: skipping end of block that is not open: Pc
diff --git a/regress/mdoc/break/tail.in b/regress/mdoc/break/tail.in
new file mode 100644
index 00000000..ff250591
--- /dev/null
+++ b/regress/mdoc/break/tail.in
@@ -0,0 +1,37 @@
+.Dd April 5, 2015
+.Dt BREAK-TAIL 1
+.Os OpenBSD
+.Sh NAME
+.Nm break-tail
+.Nd tail arguments on broken blocks
+.Sh DESCRIPTION
+Broken by a partial explicit block:
+.Ao ao
+.Bo bo ac
+.Ac bc
+.Bc tail
+.Ao ao
+.Bo bo ac
+.Ac bc
+.Bc Po po pc
+.Pc tail
+.Pp
+Broken by a partial implicit block:
+.Aq aq Bo bo eol
+.Bc tail
+.Aq aq Bo bo eol
+.Bc Po po pc
+.Pc tail
+.Pp
+Broken by a full implicit block:
+.Bl -tag -width Ds -offset indent
+.It it Ao ao ac
+.Ac tail
+list body
+.El
+.Bl -tag -width Ds -offset indent
+.It it Ao ao ac
+.Ac Po po pc
+.Pc tail
+list body
+.El
diff --git a/regress/mdoc/break/tail.out_ascii b/regress/mdoc/break/tail.out_ascii
new file mode 100644
index 00000000..62675d29
--- /dev/null
+++ b/regress/mdoc/break/tail.out_ascii
@@ -0,0 +1,21 @@
+BREAK-TAIL(1)               General Commands Manual              BREAK-TAIL(1)
+
+NNAAMMEE
+     bbrreeaakk--ttaaiill - tail arguments on broken blocks
+
+DDEESSCCRRIIPPTTIIOONN
+     Broken by a partial explicit block: <ao [bo ac> bc] tail <ao [bo ac> bc]
+     (po pc) tail
+
+     Broken by a partial implicit block: <aq [bo eol>] tail <aq [bo eol>] (po
+     pc) tail
+
+     Broken by a full implicit block:
+
+           it <ao ac> tail
+                   list body
+
+           it <ao ac> (po pc) tail
+                   list body
+
+OpenBSD                          April 5, 2015                         OpenBSD
diff --git a/regress/mdoc/break/tail.out_lint b/regress/mdoc/break/tail.out_lint
new file mode 100644
index 00000000..d6f1b900
--- /dev/null
+++ b/regress/mdoc/break/tail.out_lint
@@ -0,0 +1,4 @@
+mandoc: tail.in:11:2: WARNING: blocks badly nested: Ao breaks Bo
+mandoc: tail.in:15:2: WARNING: blocks badly nested: Ao breaks Bo
+mandoc: tail.in:20:2: WARNING: blocks badly nested: Aq breaks Bo
+mandoc: tail.in:22:2: WARNING: blocks badly nested: Aq breaks Bo
diff --git a/regress/mdoc/break/twice.in b/regress/mdoc/break/twice.in
new file mode 100644
index 00000000..8853aec1
--- /dev/null
+++ b/regress/mdoc/break/twice.in
@@ -0,0 +1,32 @@
+.Dd February 12, 2015
+.Dt BREAK-TWICE 1
+.Os OpenBSD
+.Sh NAME
+.Nm break-twice
+.Nd breaking the same block twice
+.Sh DESCRIPTION
+Standard case, explicit:
+.Bo bo
+.Bro bro
+.Ao ao brc
+.Brc bc
+.Bc ac
+.Ac
+.Pp
+Standard case, implicit:
+.Bo bo
+.Bro bro
+.Aq aq brc Brc bc Bc eol
+.Pp
+Two of the same kind, explicit:
+.Bo bo
+.Bo bo
+.Ao ao bc
+.Bc bc
+.Bc ac
+.Ac
+.Pp
+Two of the same kind, implicit:
+.Bo bo
+.Bo bo
+.Aq aq bc Bc bc Bc eol
diff --git a/regress/mdoc/break/twice.out_ascii b/regress/mdoc/break/twice.out_ascii
new file mode 100644
index 00000000..c6d0149d
--- /dev/null
+++ b/regress/mdoc/break/twice.out_ascii
@@ -0,0 +1,15 @@
+BREAK-TWICE(1)              General Commands Manual             BREAK-TWICE(1)
+
+NNAAMMEE
+     bbrreeaakk--ttwwiiccee - breaking the same block twice
+
+DDEESSCCRRIIPPTTIIOONN
+     Standard case, explicit: [bo {bro <ao brc} bc] ac>
+
+     Standard case, implicit: [bo {bro <aq brc} bc] eol>
+
+     Two of the same kind, explicit: [bo [bo <ao bc] bc] ac>
+
+     Two of the same kind, implicit: [bo [bo <aq bc] bc] eol>
+
+OpenBSD                        February 12, 2015                       OpenBSD
diff --git a/regress/mdoc/break/twice.out_lint b/regress/mdoc/break/twice.out_lint
new file mode 100644
index 00000000..6ac976c0
--- /dev/null
+++ b/regress/mdoc/break/twice.out_lint
@@ -0,0 +1,8 @@
+mandoc: twice.in:12:2: WARNING: blocks badly nested: Bro breaks Ao
+mandoc: twice.in:13:2: WARNING: blocks badly nested: Bo breaks Ao
+mandoc: twice.in:19:12: WARNING: blocks badly nested: Bro breaks Aq
+mandoc: twice.in:19:19: WARNING: blocks badly nested: Bo breaks Aq
+mandoc: twice.in:25:2: WARNING: blocks badly nested: Bo breaks Ao
+mandoc: twice.in:26:2: WARNING: blocks badly nested: Bo breaks Ao
+mandoc: twice.in:32:11: WARNING: blocks badly nested: Bo breaks Aq
+mandoc: twice.in:32:17: WARNING: blocks badly nested: Bo breaks Aq
diff --git a/regress/mdoc/break/two.in b/regress/mdoc/break/two.in
new file mode 100644
index 00000000..d3071699
--- /dev/null
+++ b/regress/mdoc/break/two.in
@@ -0,0 +1,42 @@
+.Dd February 12, 2015
+.Dt BREAK-TWO 1
+.Os OpenBSD
+.Sh NAME
+.Nm break-two
+.Nd the same block breaking two other blocks
+.Sh DESCRIPTION
+Standard case, explicit:
+.Ao ao
+.Bo bo
+.Bro bro ac
+.Ac brc
+.Brc bc
+.Bc
+.Pp
+Standard case, implicit:
+.Aq aq Bo bo Bro bro eol
+.Brc bc Bc
+.Pp
+Reverse closing, explicit:
+.Ao ao
+.Bo bo
+.Bro bro ac
+.Ac bc
+.Bc brc
+.Brc
+.Pp
+Reverse closing, implicit:
+.Aq aq Bo bo Bro bro eol
+.Bc brc Brc
+.Pp
+Two of the same kind, explicit:
+.Ao ao
+.Bo bo
+.Bo bo ac
+.Ac bc
+.Bc bc
+.Bc
+.Pp
+Two of the same kind, implicit:
+.Aq aq Bo bo Bo bo eol
+.Bc bc Bc
diff --git a/regress/mdoc/break/two.out_ascii b/regress/mdoc/break/two.out_ascii
new file mode 100644
index 00000000..e4db38c4
--- /dev/null
+++ b/regress/mdoc/break/two.out_ascii
@@ -0,0 +1,19 @@
+BREAK-TWO(1)                General Commands Manual               BREAK-TWO(1)
+
+NNAAMMEE
+     bbrreeaakk--ttwwoo - the same block breaking two other blocks
+
+DDEESSCCRRIIPPTTIIOONN
+     Standard case, explicit: <ao [bo {bro ac> brc} bc]
+
+     Standard case, implicit: <aq [bo {bro eol>} bc]
+
+     Reverse closing, explicit: <ao [bo {bro ac> bc] brc}
+
+     Reverse closing, implicit: <aq [bo {bro eol>] brc}
+
+     Two of the same kind, explicit: <ao [bo [bo ac> bc] bc]
+
+     Two of the same kind, implicit: <aq [bo [bo eol>] bc]
+
+OpenBSD                        February 12, 2015                       OpenBSD
diff --git a/regress/mdoc/break/two.out_lint b/regress/mdoc/break/two.out_lint
new file mode 100644
index 00000000..79346fe3
--- /dev/null
+++ b/regress/mdoc/break/two.out_lint
@@ -0,0 +1,8 @@
+mandoc: two.in:12:2: WARNING: blocks badly nested: Ao breaks Bro
+mandoc: two.in:17:2: WARNING: blocks badly nested: Aq breaks Bro
+mandoc: two.in:24:2: WARNING: blocks badly nested: Ao breaks Bro
+mandoc: two.in:25:2: WARNING: blocks badly nested: Bo breaks Bro
+mandoc: two.in:29:2: WARNING: blocks badly nested: Aq breaks Bro
+mandoc: two.in:30:2: WARNING: blocks badly nested: Bo breaks Bro
+mandoc: two.in:36:2: WARNING: blocks badly nested: Ao breaks Bo
+mandoc: two.in:41:2: WARNING: blocks badly nested: Aq breaks Bo