From e3c379d069ffa9661561d25cdbf2f5894a2f8ee8 Mon Sep 17 00:00:00 2001
From: Adam Mathes <adam@adammathes.com>
Date: Sat, 14 Feb 2026 08:58:38 -0800
Subject: Refactor: project structure, implement dependency injection, and
 align v2 UI with v1

---
 internal/vlog/vlog_test.go | 78 ++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 78 insertions(+)
 create mode 100644 internal/vlog/vlog_test.go

(limited to 'internal/vlog/vlog_test.go')

diff --git a/internal/vlog/vlog_test.go b/internal/vlog/vlog_test.go
new file mode 100644
index 0000000..9def0f0
--- /dev/null
+++ b/internal/vlog/vlog_test.go
@@ -0,0 +1,78 @@
+package vlog
+
+import (
+	"bytes"
+	"fmt"
+	"os"
+	"testing"
+)
+
+func captureStdout(f func()) string {
+	old := os.Stdout
+	r, w, _ := os.Pipe()
+	os.Stdout = w
+
+	f()
+
+	w.Close()
+	os.Stdout = old
+
+	var buf bytes.Buffer
+	buf.ReadFrom(r)
+	return buf.String()
+}
+
+func TestPrintfVerbose(t *testing.T) {
+	VERBOSE = true
+	defer func() { VERBOSE = false }()
+
+	output := captureStdout(func() {
+		Printf("hello %s", "world")
+	})
+	expected := fmt.Sprintf("hello %s", "world")
+	if output != expected {
+		t.Errorf("expected %q, got %q", expected, output)
+	}
+}
+
+func TestPrintfSilent(t *testing.T) {
+	VERBOSE = false
+
+	output := captureStdout(func() {
+		Printf("hello %s", "world")
+	})
+	if output != "" {
+		t.Errorf("expected empty output when not verbose, got %q", output)
+	}
+}
+
+func TestPrintlnVerbose(t *testing.T) {
+	VERBOSE = true
+	defer func() { VERBOSE = false }()
+
+	output := captureStdout(func() {
+		Println("hello", "world")
+	})
+	expected := fmt.Sprintln("hello", "world")
+	if output != expected {
+		t.Errorf("expected %q, got %q", expected, output)
+	}
+}
+
+func TestPrintlnSilent(t *testing.T) {
+	VERBOSE = false
+
+	output := captureStdout(func() {
+		Println("hello", "world")
+	})
+	if output != "" {
+		t.Errorf("expected empty output when not verbose, got %q", output)
+	}
+}
+
+func TestInit(t *testing.T) {
+	// init() sets VERBOSE to false
+	if VERBOSE != false {
+		t.Error("VERBOSE should default to false")
+	}
+}
-- 
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