From 6232d13f5321b87ddf12a1aa36b4545da45f173d Mon Sep 17 00:00:00 2001
From: Joel Klinghed <the_jk@spawned.biz>
Date: Wed, 17 Nov 2021 22:34:57 +0100
Subject: Travel3: Simple image and video display site

Reads the images and videos from filesystem and builds a site in
memroy.
---
 test/test_tz_str.cc | 97 +++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 97 insertions(+)
 create mode 100644 test/test_tz_str.cc

(limited to 'test/test_tz_str.cc')

diff --git a/test/test_tz_str.cc b/test/test_tz_str.cc
new file mode 100644
index 0000000..a96c4ea
--- /dev/null
+++ b/test/test_tz_str.cc
@@ -0,0 +1,97 @@
+#include "common.hh"
+
+#include "tz_str.hh"
+
+#include <gtest/gtest.h>
+
+namespace {
+
+constexpr const time_t kMin = 60;
+constexpr const time_t kHour = 60 * kMin;
+constexpr const time_t kDay = 24 * kHour;
+
+}  // namespace
+
+TEST(tz_str, get_local_time_no_dst) {
+  auto ret = tz::get_local_time("HST10", 0);
+  EXPECT_TRUE(ret.has_value());
+  if (ret.has_value()) {
+    EXPECT_EQ(0 - 10 * kHour, ret.value());
+  }
+
+  ret = tz::get_local_time("HST10", kDay * 180);
+  EXPECT_TRUE(ret.has_value());
+  if (ret.has_value()) {
+    EXPECT_EQ(kDay * 180 - 10 * kHour, ret.value());
+  }
+}
+
+TEST(tz_str, get_local_time_quote) {
+  auto ret = tz::get_local_time("<HST-FOO>10", 0);
+  EXPECT_TRUE(ret.has_value());
+  if (ret.has_value()) {
+    EXPECT_EQ(0 - 10 * kHour, ret.value());
+  }
+}
+
+TEST(tz_str, get_local_time_dst) {
+  auto ret = tz::get_local_time("IST-1GMT0,M10.5.0,M3.5.0/1", 0);
+  EXPECT_TRUE(ret.has_value());
+  if (ret.has_value()) {
+    EXPECT_EQ(0 * kHour, ret.value());
+  }
+
+  ret = tz::get_local_time("IST-1GMT0,M10.5.0,M3.5.0/1", kDay * 180);
+  EXPECT_TRUE(ret.has_value());
+  if (ret.has_value()) {
+    EXPECT_EQ(kDay * 180 + 1 * kHour, ret.value());
+  }
+
+  ret = tz::get_local_time("GMT0IST,M3.5.0/1,M10.5.0", 0);
+  EXPECT_TRUE(ret.has_value());
+  if (ret.has_value()) {
+    EXPECT_EQ(0 * kHour, ret.value());
+  }
+
+  ret = tz::get_local_time("GMT0IST,M3.5.0/1,M10.5.0", kDay * 180);
+  EXPECT_TRUE(ret.has_value());
+  if (ret.has_value()) {
+    EXPECT_EQ(kDay * 180 + 1 * kHour, ret.value());
+  }
+
+  ret = tz::get_local_time("NZST-12:00:00NZDT-13:00:00,M10.1.0,M3.3.0", 0);
+  EXPECT_TRUE(ret.has_value());
+  if (ret.has_value()) {
+    EXPECT_EQ(13 * kHour, ret.value());
+  }
+
+  ret = tz::get_local_time("NZST-12:00:00NZDT-13:00:00,M10.1.0,M3.3.0",
+                           kDay * 180);
+  EXPECT_TRUE(ret.has_value());
+  if (ret.has_value()) {
+    EXPECT_EQ(kDay * 180 + 12 * kHour, ret.value());
+  }
+}
+
+TEST(tz_str, get_local_time_bad) {
+  auto ret = tz::get_local_time("<HST-", 0);
+  EXPECT_FALSE(ret.has_value());
+
+  ret = tz::get_local_time("< >1", 0);
+  EXPECT_FALSE(ret.has_value());
+
+  ret = tz::get_local_time("HS10", 0);
+  EXPECT_FALSE(ret.has_value());
+
+  ret = tz::get_local_time("HST", 0);
+  EXPECT_FALSE(ret.has_value());
+
+  ret = tz::get_local_time("HST-300", 0);
+  EXPECT_FALSE(ret.has_value());
+
+  ret = tz::get_local_time("HST-10:300", 0);
+  EXPECT_FALSE(ret.has_value());
+
+  ret = tz::get_local_time("HST-10:00:300", 0);
+  EXPECT_FALSE(ret.has_value());
+}
-- 
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