test(make): add test cases for GitHub scop#544

test/fixtures/make/test2/Makefile

@@ -0,0 +1,7 @@
+# makefile
+
+all: abc/xyz
+.PHONY: abc/xyz
+abc/xyz 123/xaa 123/xbb:
+	mkdir -p $(@:/%=)
+	date > $@

test/t/test_make.py

@@ -2,6 +2,8 @@
 
 import pytest
 
+from conftest import assert_complete
+
 
 class TestMake:
     @pytest.mark.complete("make -f Ma", cwd="make")
@@ -45,3 +47,22 @@ def test_8(self, bash, completion):
     @pytest.mark.complete("make -", require_cmd=True)
     def test_9(self, completion):
         assert completion
+
+
+@pytest.mark.bashcomp(require_cmd=True, cwd="make/test2")
+class TestMake2:
+    def test_github_issue_544_1(self, bash):
+        completion = assert_complete(bash, "make ab")
+        assert completion == "c/xyz"
+
+    def test_github_issue_544_2(self, bash):
+        completion = assert_complete(bash, "make 1")
+        assert completion == "23/"
+
+    def test_github_issue_544_3(self, bash):
+        completion = assert_complete(bash, "make 123/")
+        assert completion == ["xaa", "xbb"]
+
+    def test_github_issue_544_4(self, bash):
+        completion = assert_complete(bash, "make 123/xa")
+        assert completion == "a"