grep-cli: support Brotli/Zstd decompression

Fixes #1099

3 files changed, 32 insertions, 0 deletions

diff --git a/tests/data/sherlock.br b/tests/data/sherlock.br
new file mode 100644
index 00000000..7d0a9613
--- /dev/null
+++ b/tests/data/sherlock.br
@@ -0,0 +1,2 @@
+n
���-_�.� ����cM����Y�4�����Ya�-L�O(�8�sn^Gwш!,�
+KD��/7��th����]j�����E_;d�rF�Qs�/:DIVB}�T7��ѵ��H�2���)��M[u���i����50ڮ�Y6��������%�ר_��U	by�4��Ϡ�!&�g��#�
\ No newline at end of file
diff --git a/tests/data/sherlock.zst b/tests/data/sherlock.zst
new file mode 100644
index 00000000..c649ac9b
--- /dev/null
+++ b/tests/data/sherlock.zst
diff --git a/tests/misc.rs b/tests/misc.rs
index 31662871..b4e620c5 100644
--- a/tests/misc.rs
+++ b/tests/misc.rs
@@ -909,6 +909,36 @@ be, to a very large extent, the result of luck. Sherlock Holmes
     eqnice!(expected, cmd.stdout());
 });
 
+rgtest!(compressed_brotli, |dir: Dir, mut cmd: TestCommand| {
+    if !cmd_exists("brotli") {
+        return;
+    }
+
+    dir.create_bytes("sherlock.br", include_bytes!("./data/sherlock.br"));
+    cmd.arg("-z").arg("Sherlock").arg("sherlock.br");
+
+    let expected = "\
+For the Doctor Watsons of this world, as opposed to the Sherlock
+be, to a very large extent, the result of luck. Sherlock Holmes
+";
+    eqnice!(expected, cmd.stdout());
+});
+
+rgtest!(compressed_zstd, |dir: Dir, mut cmd: TestCommand| {
+    if !cmd_exists("zstd") {
+        return;
+    }
+
+    dir.create_bytes("sherlock.zst", include_bytes!("./data/sherlock.zst"));
+    cmd.arg("-z").arg("Sherlock").arg("sherlock.zst");
+
+    let expected = "\
+For the Doctor Watsons of this world, as opposed to the Sherlock
+be, to a very large extent, the result of luck. Sherlock Holmes
+";
+    eqnice!(expected, cmd.stdout());
+});
+
 rgtest!(compressed_failing_gzip, |dir: Dir, mut cmd: TestCommand| {
     if !cmd_exists("gzip") {
         return;