Support TokenEscapeChar, add tests

tests/07_token_escape_char_test.go

@@ -0,0 +1,97 @@
+package tests
+
+import (
+	"git.virtual.blue/tomgracey/template-nest-go"
+	"github.com/stretchr/testify/assert"
+	"io/ioutil"
+	"strings"
+	"testing"
+)
+
+func TestRenderWithEscapedVariable(t *testing.T) {
+	nest, err := templatenest.New(templatenest.Option{
+		TemplateDir:     "templates",
+		TokenEscapeChar: "\\",
+	})
+	if err != nil {
+		t.Fatalf("Failed to initialize TemplateNest: %+v", err)
+	}
+
+	page := templatenest.Hash{
+		"TEMPLATE": "00-simple-page",
+		"variable": "Simple Variable",
+		"simple_component": []templatenest.Hash{
+			templatenest.Hash{
+				"TEMPLATE": "01-simple-component-token-escape",
+			},
+		},
+	}
+
+	outputPath := "templates/output/09-simple-page-token-escape.html"
+	outputContents, err := ioutil.ReadFile(outputPath)
+	if err != nil {
+		t.Fatalf("error reading file (`%s`): %+v", outputPath, err)
+	}
+
+	assert.Equal(
+		t,
+		strings.TrimSpace(string(outputContents)),
+		nest.MustRender(page),
+		"Rendered output does not match expected output",
+	)
+}
+
+func TestRenderWithEscapedVariableAtStart(t *testing.T) {
+	nest, err := templatenest.New(templatenest.Option{
+		TemplateDir:     "templates",
+		TokenEscapeChar: "\\",
+	})
+	if err != nil {
+		t.Fatalf("Failed to initialize TemplateNest: %+v", err)
+	}
+
+	page := templatenest.Hash{
+		"TEMPLATE": "03-var-at-begin",
+		"variable": "Simple Variable",
+	}
+
+	outputPath := "templates/output/10-var-at-begin.html"
+	outputContents, err := ioutil.ReadFile(outputPath)
+	if err != nil {
+		t.Fatalf("error reading file (`%s`): %+v", outputPath, err)
+	}
+
+	assert.Equal(
+		t,
+		strings.TrimSpace(string(outputContents)),
+		nest.MustRender(page),
+		"Rendered output does not match expected output",
+	)
+}
+
+func TestRenderWithEscapedVariableAtStart01(t *testing.T) {
+	nest, err := templatenest.New(templatenest.Option{
+		TemplateDir:     "templates",
+		TokenEscapeChar: "\\",
+	})
+	if err != nil {
+		t.Fatalf("Failed to initialize TemplateNest: %+v", err)
+	}
+
+	page := templatenest.Hash{
+		"TEMPLATE": "03-var-at-begin-with-space",
+	}
+
+	outputPath := "templates/output/10-var-at-begin-with-space.html"
+	outputContents, err := ioutil.ReadFile(outputPath)
+	if err != nil {
+		t.Fatalf("error reading file (`%s`): %+v", outputPath, err)
+	}
+
+	assert.Equal(
+		t,
+		strings.TrimSpace(string(outputContents)),
+		nest.MustRender(page),
+		"Rendered output does not match expected output",
+	)
+}

tests/templates/03-var-at-begin-with-space.html

@@ -0,0 +1 @@
+\<!--% variable %-->

tests/templates/output/10-var-at-begin-with-space.html

@@ -0,0 +1 @@
+<!--% variable %-->