6 files changed, 146 insertions, 0 deletions
diff --git a/internal/findlinks/findlinks_test.go b/internal/findlinks/findlinks_test.go
new file mode 100644
index 0000000..79fb241
--- /dev/null
+++ b/internal/findlinks/findlinks_test.go
@@ -0,0 +1,51 @@
+package findlinks
+
+import (
+	"os"
+	"testing"
+
+	"github.com/google/go-cmp/cmp"
+)
+
+func findLinksFile(filename string) ([]Link, error) {
+	f, err := os.Open(filename)
+	if err != nil {
+		panic("can't open test file")
+	}
+	defer f.Close()
+
+	return FindLinks(f)
+}
+
+func TestFindlinks(t *testing.T) {
+	type test struct {
+		filename string
+		links    []Link
+	}
+
+	tests := []test{
+		{
+			"html/ex1.html",
+			[]Link{
+				{
+					Href: "/other-page",
+					Text: "A link to another page",
+				},
+			},
+		},
+	}
+
+	for _, test := range tests {
+		t.Run(test.filename, func(t *testing.T) {
+			links, err := findLinksFile(test.filename)
+			if err != nil {
+				t.Error(err)
+			}
+
+			if !cmp.Equal(links, test.links) {
+				t.Errorf("got %v, want %v", links, test.links)
+			}
+		})
+	}
+
+}
diff --git a/internal/findlinks/html/ex1.html b/internal/findlinks/html/ex1.html
new file mode 100644
index 0000000..833f110
--- /dev/null
+++ b/internal/findlinks/html/ex1.html
@@ -0,0 +1,6 @@
+<html>
+<body>
+  <h1>Hello!</h1>
+  <a href="/other-page">A link to another page</a>
+</body>
+</html>
diff --git a/internal/findlinks/html/ex2.html b/internal/findlinks/html/ex2.html
new file mode 100644
index 0000000..3d22f94
--- /dev/null
+++ b/internal/findlinks/html/ex2.html
@@ -0,0 +1,17 @@
+<html>
+<head>
+  <link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/font-awesome/4.7.0/css/font-awesome.min.css">
+</head>
+<body>
+  <h1>Social stuffs</h1>
+  <div>
+    <a href="https://www.twitter.com/joncalhoun">
+      Check me out on twitter
+      <i class="fa fa-twitter" aria-hidden="true"></i>
+    </a>
+    <a href="https://github.com/gophercises">
+      Gophercises is on <strong>Github</strong>!
+    </a>
+  </div>
+</body>
+</html>
diff --git a/internal/findlinks/html/ex3.html b/internal/findlinks/html/ex3.html
new file mode 100644
index 0000000..1e718e2
--- /dev/null
+++ b/internal/findlinks/html/ex3.html
@@ -0,0 +1,62 @@
+<!DOCTYPE html>
+<!--[if lt IE 7]> <html class="ie ie6 lt-ie9 lt-ie8 lt-ie7" lang="en"> <![endif]-->
+<!--[if IE 7]>    <html class="ie ie7 lt-ie9 lt-ie8"        lang="en"> <![endif]-->
+<!--[if IE 8]>    <html class="ie ie8 lt-ie9"               lang="en"> <![endif]-->
+<!--[if IE 9]>    <html class="ie ie9"                      lang="en"> <![endif]-->
+<!--[if !IE]><!-->
+<html lang="en" class="no-ie">
+<!--<![endif]-->
+
+<head>
+  <title>Gophercises - Coding exercises for budding gophers</title>
+</head>
+
+<body>
+  <section class="header-section">
+    <div class="jumbo-content">
+      <div class="pull-right login-section">
+        Already have an account?
+        <a href="#" class="btn btn-login">Login <i class="fa fa-sign-in" aria-hidden="true"></i></a>
+      </div>
+      <center>
+        <img src="https://gophercises.com/img/gophercises_logo.png" style="max-width: 85%; z-index: 3;">
+        <h1>coding exercises for budding gophers</h1>
+        <br/>
+        <form action="/do-stuff" method="post">
+          <div class="input-group">
+            <input type="email" id="drip-email" name="fields[email]" class="btn-input" placeholder="Email Address" required>
+            <button class="btn btn-success btn-lg" type="submit">Sign me up!</button>
+            <a href="/lost">Lost? Need help?</a>
+          </div>
+        </form>
+        <p class="disclaimer disclaimer-box">Gophercises is 100% FREE, but is currently in beta. There will be bugs, and things will be changing significantly over the coming weeks.</p>
+      </center>
+    </div>
+  </section>
+  <section class="footer-section">
+    <div class="row">
+      <div class="col-md-6 col-md-offset-1 vcenter">
+        <div class="quote">
+          "Success is no accident. It is hard work, perseverance, learning, studying, sacrifice and most of all, love of what you are doing or learning to do." - Pele
+        </div>
+      </div>
+      <div class="col-md-4 col-md-offset-0 vcenter">
+        <center>
+          <img src="https://gophercises.com/img/gophercises_lifting.gif" style="width: 80%">
+          <br/>
+          <br/>
+        </center>
+      </div>
+    </div>
+    <div class="row">
+      <div class="col-md-10 col-md-offset-1">
+        <center>
+          <p class="disclaimer">
+            Artwork created by Marcus Olsson (<a href="https://twitter.com/marcusolsson">@marcusolsson</a>), animated by Jon Calhoun (that's me!), and inspired by the original Go Gopher created by Renee French.
+          </p>
+        </center>
+      </div>
+    </div>
+  </section>
+</body>
+</html>
diff --git a/internal/findlinks/html/ex4.html b/internal/findlinks/html/ex4.html
new file mode 100644
index 0000000..0e893b8
--- /dev/null
+++ b/internal/findlinks/html/ex4.html
@@ -0,0 +1,5 @@
+<html>
+<body>
+  <a href="/dog-cat">dog cat <!-- commented text SHOULD NOT be included! --></a>
+</body>
+</html>
diff --git a/internal/findlinks/html/ex_spaces.html b/internal/findlinks/html/ex_spaces.html
new file mode 100644
index 0000000..943f405
--- /dev/null
+++ b/internal/findlinks/html/ex_spaces.html
@@ -0,0 +1,5 @@
+<html>
+    <body>
+        <a href="/spaces">    </a>
+    </body>
+</html>