Initial push to gitea

internal/clip/clip_test.go

@@ -0,0 +1,37 @@
+package clip
+
+import "testing"
+
+func TestExtractJSONObject(t *testing.T) {
+	cases := []struct {
+		name string
+		in   string
+		want string
+	}{
+		{"raw json", `{"a":1}`, `{"a":1}`},
+		{"with prose", "Sure, here you go:\n{\"a\":1}\nThanks", `{"a":1}`},
+		{"with fence", "```json\n{\"a\":1}\n```", `{"a":1}`},
+		{"nested", `prelude {"a":{"b":2},"c":3} trailing`, `{"a":{"b":2},"c":3}`},
+		{"brace in string", `{"text":"hello {world}"}`, `{"text":"hello {world}"}`},
+	}
+	for _, c := range cases {
+		t.Run(c.name, func(t *testing.T) {
+			got, err := extractJSONObject(c.in)
+			if err != nil {
+				t.Fatalf("err: %v", err)
+			}
+			if got != c.want {
+				t.Errorf("got %q want %q", got, c.want)
+			}
+		})
+	}
+}
+
+func TestExtractJSONObjectMissing(t *testing.T) {
+	if _, err := extractJSONObject("no json here"); err == nil {
+		t.Error("expected error for missing JSON")
+	}
+	if _, err := extractJSONObject(`{"unterminated":`); err == nil {
+		t.Error("expected error for unbalanced braces")
+	}
+}