From 72bb737cf97755013eafb2a2ab56d09cdeee3e8b Mon Sep 17 00:00:00 2001
From: Robert Knight <robertknight@gmail.com>
Date: Tue, 19 Nov 2013 14:05:48 +0000
Subject: [PATCH] Add unit test for enhanced error reporting

Add a test to check for a useful response for a SQL
query that cannot be executed due to a constraint failure
---
 error_test.go | 27 ++++++++++++++++++++++++++-
 1 file changed, 26 insertions(+), 1 deletion(-)

diff --git a/error_test.go b/error_test.go
index 0f92881..bf7bb3c 100644
--- a/error_test.go
+++ b/error_test.go
@@ -8,7 +8,7 @@ import (
 	"testing"
 )
 
-func TestFailures(t *testing.T) {
+func TestCorruptDbErrors(t *testing.T) {
 	dirName, err := ioutil.TempDir("", "sqlite3")
 	if err != nil {
 		t.Fatal(err)
@@ -37,3 +37,28 @@ func TestFailures(t *testing.T) {
 	}
 	db.Close()
 }
+
+func TestSqlLogicErrors(t *testing.T) {
+	dirName, err := ioutil.TempDir("", "sqlite3")
+	if err != nil {
+		t.Fatal(err)
+	}
+	defer os.RemoveAll(dirName)
+
+	dbFileName := path.Join(dirName, "test.db")
+	db, err := sql.Open("sqlite3", dbFileName)
+	if err != nil {
+		t.Error(err)
+	}
+
+	_, err = db.Exec("CREATE TABLE Foo (id INT PRIMARY KEY)")
+	if err != nil {
+		t.Error(err)
+	}
+
+	const expectedErr = "table Foo already exists"
+	_, err = db.Exec("CREATE TABLE Foo (id INT PRIMARY KEY)")
+	if err.Error() != expectedErr {
+		t.Errorf("Unexpected error: %s, expected %s", err.Error(), expectedErr)
+	}
+}