Add test for install pluggin from file with args

cmd/plugin_install_test.go

@@ -85,3 +85,46 @@ func Test_pluginInstallCmdAutomatedNoOverwrite(t *testing.T) {
 	require.NoError(t, os.RemoveAll("plugins/"))
 	require.NoError(t, os.Remove(fmt.Sprintf("%s.bak", pluginTestConfigFile)))
 }
+
+func Test_pluginInstallCmdWithArgs(t *testing.T) {
+	pluginTestConfigFile := "./testdata/gatewayd_plugins.yaml"
+	pluginTestPath := "./testdata/gatewayd-plugin-cache-linux-amd64-v0.2.8.tar.gz"
+	pluginTestName := "plugin-cache"
+	// Test plugin install command.
+	output, err := executeCommandC(
+		rootCmd, "plugin", "install",
+		pluginTestPath, "--name", pluginTestName)
+	require.NoError(t, err, "plugin install should not return an error")
+	assert.Contains(t, output, "Installing plugin from CLI argumen")
+	assert.Contains(t, output, "Plugin installed successfully")
+
+	// See if the plugin was actually installed.
+	output, err = executeCommandC(rootCmd, "plugin", "list", "-p", pluginTestConfigFile)
+	require.NoError(t, err, "plugin list should not return an error")
+	assert.Contains(t, output, "Name: gatewayd-plugin-cache")
+
+	// Clean up.
+	assert.FileExists(t, "plugins/gatewayd-plugin-cache")
+	assert.FileExists(t, fmt.Sprintf("%s.bak", pluginTestConfigFile))
+	assert.NoFileExists(t, "plugins/LICENSE")
+	assert.NoFileExists(t, "plugins/README.md")
+	assert.NoFileExists(t, "plugins/checksum.txt")
+	assert.NoFileExists(t, "plugins/gatewayd_plugin.yaml")
+
+	require.NoError(t, os.RemoveAll("plugins/"))
+	require.NoError(t, os.Remove(fmt.Sprintf("%s.bak", pluginTestConfigFile)))
+}
+
+
+func Test_pluginInstallCmdWithArgsWithOutName(t *testing.T) {
+	pluginTestPath := "./testdata/gatewayd-plugin-cache-linux-amd64-v0.2.8.tar.gz"
+	// Test plugin install command.
+	output, err := executeCommandC(
+		rootCmd, "plugin", "install",
+		pluginTestPath)
+	require.NoError(t, err, "plugin install should be return an error")
+	assert.Contains(t, output, "Installing plugin from CLI argumen")
+	assert.Contains(t, output, "Plugin name not specified")
+
+}
+