From fd22426b3db5b49664a80db7c10b2e503151c16e Mon Sep 17 00:00:00 2001
From: "@0xb17bea125" <t@mail.bitbears.dev>
Date: Sun, 4 Dec 2022 15:57:13 +0900
Subject: [PATCH] tzif: add help_tzif.fqtest

---
 format/tzif/testdata/generate_fqtest.sh |  3 +++
 format/tzif/testdata/help_tzif.fqtest   | 29 +++++++++++++++++++++++++
 2 files changed, 32 insertions(+)
 create mode 100644 format/tzif/testdata/help_tzif.fqtest

diff --git a/format/tzif/testdata/generate_fqtest.sh b/format/tzif/testdata/generate_fqtest.sh
index e21fbf2c..7470b14a 100755
--- a/format/tzif/testdata/generate_fqtest.sh
+++ b/format/tzif/testdata/generate_fqtest.sh
@@ -49,6 +49,9 @@ tear_down() {
   if grep "error" ./*.fqtest; then
     exit 1
   fi
+
+  echo '$ fq -h tzif' > help_tzif.fqtest
+  ../../../fq -h tzif >> help_tzif.fqtest
 )
 
 result=0
diff --git a/format/tzif/testdata/help_tzif.fqtest b/format/tzif/testdata/help_tzif.fqtest
new file mode 100644
index 00000000..c1c8c216
--- /dev/null
+++ b/format/tzif/testdata/help_tzif.fqtest
@@ -0,0 +1,29 @@
+$ fq -h tzif
+tzif: Time Zone Information Format decoder
+
+Decode examples
+===============
+
+  # Decode file as tzif
+  $ fq -d tzif . file
+  # Decode value as tzif
+  ... | tzif
+
+Get last transition time
+========================
+
+  fq '.v2plusdatablock.transition_times[-1] | tovalue' tziffile
+  
+Count leap second records
+=========================
+
+  fq '.v2plusdatablock.leap_second_records | length' tziffile
+  
+Authors
+=======
+- Takashi Oguma @bitbears-dev (https://github.com/bitbears-dev) @0xb17bea125 (https://twitter.com/0xb17bea125)
+
+References
+==========
+- https://datatracker.ietf.org/doc/html/rfc8536
+