Re-add serde tests

Cargo.lock

@@ -371,6 +371,15 @@ dependencies = [
  "hashbrown",
 ]
 
+[[package]]
+name = "indoc"
+version = "1.0.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e5a75aeaaef0ce18b58056d306c27b07436fbb34b8816c53094b76dd81803136"
+dependencies = [
+ "unindent",
+]
+
 [[package]]
 name = "instant"
 version = "0.1.12"
@@ -770,6 +779,12 @@ version = "0.2.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "8ccb82d61f80a663efe1f787a51b16b5a51e3314d6ac365b08639f52387b33f3"
 
+[[package]]
+name = "unindent"
+version = "0.1.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f14ee04d9415b52b3aeab06258a3f07093182b88ba0f9b8d203f211a7a7d41c7"
+
 [[package]]
 name = "waker-fn"
 version = "1.1.0"
@@ -842,6 +857,7 @@ dependencies = [
  "env_logger",
  "evdev",
  "getopts",
+ "indoc",
  "lazy_static",
  "log",
  "nix 0.23.1",

Cargo.toml

@@ -11,6 +11,7 @@ license = "MIT"
 env_logger = "0.9.0"
 evdev = "0.11.3"
 getopts = "0.2"
+indoc = "1.0"
 lazy_static = "1.4.0"
 log = "0.4.14"
 nix = "0.23.1"

src/config/mod.rs

@@ -7,6 +7,9 @@ pub mod key_press;
 mod keymap;
 mod modmap;
 
+#[cfg(test)]
+mod tests;
+
 extern crate serde_yaml;
 
 use keymap::Keymap;

src/config/tests.rs

@@ -0,0 +1,109 @@
+use crate::Config;
+use indoc::indoc;
+use serde_yaml::Error;
+
+#[test]
+fn test_modmap_basic() {
+    assert_parse(indoc! {"
+    modmap:
+      - name: Global
+        remap:
+          Alt_L: Ctrl_L
+      - remap:
+          Shift_R: Win_R
+        application:
+          only: Google-chrome
+    "})
+}
+
+#[test]
+fn test_modmap_application() {
+    assert_parse(indoc! {"
+    modmap:
+      - remap:
+          Alt_L: Ctrl_L
+        application:
+          not:
+            - Gnome-terminal
+      - remap:
+          Shift_R: Win_R
+        application:
+          only: Google-chrome
+    "})
+}
+
+#[test]
+fn test_modmap_multi_purpose_key() {
+    assert_parse(indoc! {"
+    modmap:
+      - remap:
+          Space:
+            held: Shift_L
+            alone: Space
+      - remap:
+          Muhenkan:
+            held: Alt_L
+            alone: Muhenkan
+            alone_timeout_millis: 500
+    "})
+}
+
+#[test]
+fn test_keymap_basic() {
+    assert_parse(indoc! {"
+    keymap:
+      - name: Global
+        remap:
+          Alt-Enter: Ctrl-Enter
+      - remap:
+          Alt-S: Ctrl-S
+    "})
+}
+
+#[test]
+fn test_keymap_application() {
+    assert_parse(indoc! {"
+    keymap:
+      - remap:
+          Alt-Enter: Ctrl-Enter
+        application:
+          not: Gnome-terminal
+      - remap:
+          Alt-S: Ctrl-S
+        application:
+          only:
+            - Gnome-terminal
+    "})
+}
+
+#[test]
+fn test_keymap_array() {
+    assert_parse(indoc! {"
+    keymap:
+      - remap:
+          C-w:
+            - Shift-C-w
+            - C-x
+    "})
+}
+
+#[test]
+fn test_keymap_remap() {
+    assert_parse(indoc! {"
+    keymap:
+      - remap:
+          C-x:
+            remap:
+              s: C-w
+              C-s:
+                remap:
+                  x: C-z
+    "})
+}
+
+fn assert_parse(yaml: &str) {
+    let result: Result<Config, Error> = serde_yaml::from_str(&yaml);
+    if let Err(e) = result {
+        assert!(false, "{}", e)
+    }
+}