From e4fbd57165a3632b2dec13348a7a8fc0f516adce Mon Sep 17 00:00:00 2001
From: Andy Scott <andy.g.scott@gmail.com>
Date: Mon, 5 Nov 2018 12:59:02 -0800
Subject: [PATCH] bazel: add tests for boostrap script behavior

---
 .../tools/build-managers/bazel/default.nix    | 23 +++++++++++++++++++
 1 file changed, 23 insertions(+)

diff --git a/pkgs/development/tools/build-managers/bazel/default.nix b/pkgs/development/tools/build-managers/bazel/default.nix
index dcb9f593436..935e262bb16 100644
--- a/pkgs/development/tools/build-managers/bazel/default.nix
+++ b/pkgs/development/tools/build-managers/bazel/default.nix
@@ -200,6 +200,29 @@ stdenv.mkDerivation rec {
     cp scripts/zsh_completion/_bazel $out/share/zsh/site-functions/
   '';
 
+  doInstallCheck = true;
+  installCheckPhase = ''
+    export TEST_TMPDIR=$(pwd)
+
+    mkdir -p tools
+    touch tools/bazel
+    chmod +x tools/bazel
+
+    echo "#!/bin/bash -e" > tools/bazel
+    echo "exit 1" >> tools/bazel
+
+    ! $out/bin/bazel test --test_output=errors \
+        examples/cpp:hello-success_test \
+        examples/java-native/src/test/java/com/example/myproject:hello
+
+    echo "#!/bin/bash -e" > tools/bazel
+    echo "exec \"\$BAZEL_REAL\" \"\$@\"" >> tools/bazel
+
+    $out/bin/bazel test --test_output=errors \
+        examples/cpp:hello-success_test \
+        examples/java-native/src/test/java/com/example/myproject:hello
+  '';
+
   # Save paths to hardcoded dependencies so Nix can detect them.
   postFixup = ''
     mkdir -p $out/nix-support