From 8282c60d742dc6725723370249a341a944575d6c Mon Sep 17 00:00:00 2001
From: Will Dietz <w@wdtz.org>
Date: Sun, 25 Feb 2018 16:33:17 -0600
Subject: [PATCH] tests: test nix search behavior

---
 tests/local.mk   |  3 ++-
 tests/search.nix | 25 +++++++++++++++++++++++++
 tests/search.sh  | 42 ++++++++++++++++++++++++++++++++++++++++++
 3 files changed, 69 insertions(+), 1 deletion(-)
 create mode 100644 tests/search.nix
 create mode 100644 tests/search.sh

diff --git a/tests/local.mk b/tests/local.mk
index ec7ebfb0..9df0adf1 100644
--- a/tests/local.mk
+++ b/tests/local.mk
@@ -24,7 +24,8 @@ nix_tests = \
   brotli.sh \
   pure-eval.sh \
   check.sh \
-  plugins.sh
+  plugins.sh \
+  search.sh
   # parallel.sh
 
 install-tests += $(foreach x, $(nix_tests), tests/$(x))
diff --git a/tests/search.nix b/tests/search.nix
new file mode 100644
index 00000000..fea6e7a7
--- /dev/null
+++ b/tests/search.nix
@@ -0,0 +1,25 @@
+with import ./config.nix;
+
+{
+  hello = mkDerivation rec {
+    name = "hello-${version}";
+    version = "0.1";
+    buildCommand = "touch $out";
+    meta.description = "Empty file";
+  };
+  foo = mkDerivation rec {
+    name = "foo-5";
+    buildCommand = ''
+      mkdir -p $out
+      echo ${name} > $out/${name}
+    '';
+  };
+  bar = mkDerivation rec {
+    name = "bar-3";
+    buildCommand = ''
+      echo "Does not build successfully"
+      exit 1
+    '';
+    meta.description = "broken bar";
+  };
+}
diff --git a/tests/search.sh b/tests/search.sh
new file mode 100644
index 00000000..53a69a0b
--- /dev/null
+++ b/tests/search.sh
@@ -0,0 +1,42 @@
+source common.sh
+
+clearStore
+clearCache
+
+# No packages
+(( $(NIX_PATH= nix search -u|wc -l) == 0 ))
+
+# Haven't updated cache, still nothing
+(( $(nix search -f search.nix hello|wc -l) == 0 ))
+(( $(nix search -f search.nix |wc -l) == 0 ))
+
+# Update cache, search should work
+(( $(nix search -f search.nix -u hello|wc -l) > 0 ))
+
+# Use cache
+(( $(nix search -f search.nix foo|wc -l) > 0 ))
+(( $(nix search foo|wc -l) > 0 ))
+
+# Test --no-cache works
+# No results from cache
+(( $(nix search --no-cache foo |wc -l) == 0 ))
+# Does find results from file pointed at
+(( $(nix search -f search.nix --no-cache foo |wc -l) > 0 ))
+
+# Check descriptions are searched
+(( $(nix search broken | wc -l) > 0 ))
+
+# Check search that matches nothing
+(( $(nix search nosuchpackageexists | wc -l) == 0 ))
+
+
+## Search expressions
+
+# Check that empty search string matches all
+EMPTY=$(nix search)
+BOL=$(nix search "^")
+ALL=$(nix search ".*")
+
+diff <(printf "%s" $EMPTY) <(printf "%s" $BOL)
+# "ALL" highlights differently, not sure preferred behavior
+# diff <(printf "%s" $EMPTY) <(printf "%s" $ALL)