Change the extension of TAP test suites to .t

This is the common convention for TAP, and makes harnesses like prove
automatically detect them. Plus, test suites don’t have to be shell
scripts anymore.

Signed-off-by: Lukas Fleischer <lfleischer@archlinux.org>

test/t2400-aurblup.t

@@ -0,0 +1,53 @@
+#!/bin/sh
+
+test_description='aurblup tests'
+
+. ./setup.sh
+
+test_expect_success 'Test official provider update script.' '
+	mkdir -p remote/test/foobar-1.0-1 &&
+	cat <<-EOD >remote/test/foobar-1.0-1/desc &&
+	%FILENAME%
+	foobar-1.0-any.pkg.tar.xz
+
+	%NAME%
+	foobar
+
+	%VERSION%
+	1.0-1
+
+	%ARCH%
+	any
+	EOD
+	mkdir -p remote/test/foobar2-1.0-1 &&
+	cat <<-EOD >remote/test/foobar2-1.0-1/desc &&
+	%FILENAME%
+	foobar2-1.0-any.pkg.tar.xz
+
+	%NAME%
+	foobar2
+
+	%VERSION%
+	1.0-1
+
+	%ARCH%
+	any
+
+	%PROVIDES%
+	foobar3
+	foobar4
+	EOD
+	( cd remote/test && bsdtar -czf ../test.db * ) &&
+	mkdir sync &&
+	"$AURBLUP" &&
+	cat <<-EOD >expected &&
+	foobar|test|foobar
+	foobar2|test|foobar2
+	foobar2|test|foobar3
+	foobar2|test|foobar4
+	EOD
+	echo "SELECT Name, Repo, Provides FROM OfficialProviders ORDER BY Provides;" | sqlite3 aur.db >actual &&
+	test_cmp actual expected
+'
+
+test_done