First failing tests extracted from dotenv

fixtures/exported.env

@@ -0,0 +1,2 @@
+export OPTION_A=2
+export OPTION_B='\n'

fixtures/plain.env

@@ -0,0 +1,5 @@
+OPTION_A=1
+OPTION_B=2
+OPTION_C= 3
+OPTION_D =4
+OPTION_E = 5

fixtures/quoted.env

@@ -0,0 +1,8 @@
+OPTION_A='1'
+OPTION_B='2'
+OPTION_C=''
+OPTION_D='\n'
+OPTION_E="1"
+OPTION_F="2"
+OPTION_G=""
+OPTION_H="\n"

godotenv.go

@@ -0,0 +1,5 @@
+package godotenv
+
+func Load(filenames ...string) (err error) {
+	return
+}

godotenv_test.go

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+package godotenv
+
+import (
+	"os"
+	"testing"
+)
+
+func TestLoadPlainEnv(t *testing.T) {
+	envFileName := "fixtures/plain.env"
+	err := Load(envFileName)
+	if err != nil {
+		t.Fatalf("Error loading %v", envFileName)
+	}
+
+	plainValues := map[string]string{
+		"OPTION_A": "1",
+		"OPTION_B": "2",
+		"OPTION_C": "3",
+		"OPTION_D": "4",
+		"OPTION_E": "5",
+	}
+
+	for k := range plainValues {
+		envValue := os.Getenv(k)
+		v := plainValues[k]
+		if envValue != v {
+			t.Errorf("Mismatch for key '%v': expected '%v' got '%v'", k, v, envValue)
+		}
+	}
+}