HTTP: expose capture group variables.

1 files changed, 101 insertions, 0 deletions

diff --git a/nginx/t/js_capture_variables.t b/nginx/t/js_capture_variables.t
new file mode 100644
index 00000000..ccc977ee
--- /dev/null
+++ b/nginx/t/js_capture_variables.t
@@ -0,0 +1,101 @@
+#!/usr/bin/perl
+
+# (C) Thomas P.
+
+# Tests for http njs module, reading location capture variables.
+
+###############################################################################
+
+use warnings;
+use strict;
+
+use Test::More;
+
+BEGIN { use FindBin; chdir($FindBin::Bin); }
+
+use lib 'lib';
+use Test::Nginx;
+
+###############################################################################
+
+select STDERR; $| = 1;
+select STDOUT; $| = 1;
+
+my $t = Test::Nginx->new()->has(qw/http/)
+	->write_file_expand('nginx.conf', <<'EOF');
+
+%%TEST_GLOBALS%%
+
+daemon off;
+
+events {
+}
+
+http {
+    %%TEST_GLOBALS_HTTP%%
+
+    js_import test.js;
+
+    server {
+        listen       127.0.0.1:8080;
+        server_name  localhost;
+
+        location /njs {
+            js_content test.njs;
+        }
+
+        location ~ /(.+)/(.+) {
+            js_content test.variables;
+        }
+    }
+}
+
+EOF
+
+$t->write_file('test.js', <<EOF);
+    function variables(r) {
+        return r.return(200, `"\${r.variables[r.args.index]}"`);
+    }
+
+    function test_njs(r) {
+        r.return(200, njs.version);
+    }
+
+    export default {njs:test_njs, variables};
+
+EOF
+
+$t->try_run('no njs capture variables')->plan(4);
+
+###############################################################################
+
+TODO: {
+local $TODO = 'not yet' unless has_version('0.8.6');
+
+like(http_get('/test/hello?index=0'), qr/"\/test\/hello"/, 'global capture');
+like(http_get('/test/hello?index=1'), qr/"test"/, 'local capture 1');
+like(http_get('/test/hello?index=2'), qr/"hello"/, 'local capture 2');
+like(http_get('/test/hello?index=3'), qr/"undefined"/, 'undefined capture');
+
+}
+
+###############################################################################
+
+sub has_version {
+	my $need = shift;
+
+	http_get('/njs') =~ /^([.0-9]+)$/m;
+
+	my @v = split(/\./, $1);
+	my ($n, $v);
+
+	for $n (split(/\./, $need)) {
+		$v = shift @v || 0;
+		return 0 if $n > $v;
+		return 1 if $v > $n;
+	}
+
+	return 1;
+}
+
+###############################################################################