add commands support

Signed-off-by: Casey Lee <cplee@nektos.com>

pkg/runner/command_test.go

@@ -0,0 +1,57 @@
+package runner
+
+import (
+	"context"
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+)
+
+func TestSetEnv(t *testing.T) {
+	assert := assert.New(t)
+	ctx := context.Background()
+	rc := new(RunContext)
+	handler := rc.commandHandler(ctx)
+
+	handler("::set-env name=x::valz\n")
+	assert.Equal("valz", rc.Env["x"])
+}
+
+func TestSetOutput(t *testing.T) {
+	assert := assert.New(t)
+	ctx := context.Background()
+	rc := new(RunContext)
+	handler := rc.commandHandler(ctx)
+
+	handler("::set-output name=x::valz\n")
+	assert.Equal("valz", rc.Outputs["x"])
+}
+
+func TestAddpath(t *testing.T) {
+	assert := assert.New(t)
+	ctx := context.Background()
+	rc := new(RunContext)
+	handler := rc.commandHandler(ctx)
+
+	handler("::add-path::/zoo")
+	assert.Equal("/zoo:", rc.Env["PATH"])
+
+	handler("::add-path::/booo")
+	assert.Equal("/booo:/zoo:", rc.Env["PATH"])
+}
+
+func TestStopCommands(t *testing.T) {
+	assert := assert.New(t)
+	ctx := context.Background()
+	rc := new(RunContext)
+	handler := rc.commandHandler(ctx)
+
+	handler("::set-env name=x::valz\n")
+	assert.Equal("valz", rc.Env["x"])
+	handler("::stop-commands::my-end-token\n")
+	handler("::set-env name=x::abcd\n")
+	assert.Equal("valz", rc.Env["x"])
+	handler("::my-end-token::\n")
+	handler("::set-env name=x::abcd\n")
+	assert.Equal("abcd", rc.Env["x"])
+}