integration tests for value extraction

src/values.rs

@@ -111,7 +111,7 @@ pub fn normalize_cow(input: Cow<'_, [u8]>) -> Cow<'_, [u8]> {
         }
     }
 
-    owned.extend(dbg!(&input[last_index..]));
+    owned.extend(&input[last_index..]);
     if owned.is_empty() {
         input
     } else {
@@ -431,8 +431,8 @@ impl Serialize for TrueVariant<'_> {
 /// [`bitwise_offset`]: IntegerSuffix::bitwise_offset
 #[derive(Copy, Clone, Eq, PartialEq, Ord, PartialOrd, Hash, Debug)]
 pub struct Integer {
-    value: i64,
+    pub value: i64,
-    suffix: Option<IntegerSuffix>,
+    pub suffix: Option<IntegerSuffix>,
 }
 
 impl Display for Integer {
@@ -599,26 +599,9 @@ impl TryFrom<Vec<u8>> for IntegerSuffix {
 /// foreground or background color.
 #[derive(Clone, Eq, PartialEq, Ord, PartialOrd, Hash, Debug, Default)]
 pub struct Color {
-    foreground: Option<ColorValue>,
+    pub foreground: Option<ColorValue>,
-    background: Option<ColorValue>,
+    pub background: Option<ColorValue>,
-    attributes: Vec<ColorAttribute>,
+    pub attributes: Vec<ColorAttribute>,
-}
-
-impl Color {
-    /// Returns the foreground color, if any.
-    pub const fn foreground(&self) -> Option<ColorValue> {
-        self.foreground
-    }
-
-    /// Returns the background color, if any.
-    pub const fn background(&self) -> Option<ColorValue> {
-        self.background
-    }
-
-    /// Returns the list of text modifiers, if any.
-    pub fn attributes(&self) -> &[ColorAttribute] {
-        &self.attributes
-    }
 }
 
 impl Display for Color {

tests/integration_tests/file_integeration_test.rs

@@ -0,0 +1,71 @@
+use git_config::file::GitConfig;
+use git_config::values::*;
+use std::borrow::Cow;
+use std::convert::TryFrom;
+
+/// Asserts we can cast into all variants of our type
+#[test]
+fn get_value_for_all_provided_values() -> Result<(), Box<dyn std::error::Error>> {
+    let config = r#"
+        [core]
+            bool-explicit = false
+            bool-implicit
+            integer-no-prefix = 10
+            integer-prefix = 10g
+            color = brightgreen red \
+            bold
+            other = hello world
+    "#;
+
+    let file = GitConfig::try_from(config)?;
+
+    assert_eq!(
+        file.get_value::<Boolean>("core", None, "bool-explicit")?,
+        Boolean::False(Cow::Borrowed("false"))
+    );
+
+    assert_eq!(
+        file.get_value::<Boolean>("core", None, "bool-implicit")?,
+        Boolean::True(TrueVariant::Implicit)
+    );
+
+    assert_eq!(
+        file.get_value::<Integer>("core", None, "integer-no-prefix")?,
+        Integer {
+            value: 10,
+            suffix: None
+        }
+    );
+
+    assert_eq!(
+        file.get_value::<Integer>("core", None, "integer-no-prefix")?,
+        Integer {
+            value: 10,
+            suffix: None
+        }
+    );
+
+    assert_eq!(
+        file.get_value::<Integer>("core", None, "integer-prefix")?,
+        Integer {
+            value: 10,
+            suffix: Some(IntegerSuffix::Gibi),
+        }
+    );
+
+    assert_eq!(
+        file.get_value::<Color>("core", None, "color")?,
+        Color {
+            foreground: Some(ColorValue::BrightGreen),
+            background: Some(ColorValue::Red),
+            attributes: vec![ColorAttribute::Bold]
+        }
+    );
+
+    assert_eq!(
+        file.get_value::<Value>("core", None, "other")?,
+        Value::Other(Cow::Borrowed(b"hello world"))
+    );
+
+    Ok(())
+}

tests/integration_tests/main.rs

@@ -0,0 +1,8 @@
+// See https://matklad.github.io/2021/02/27/delete-cargo-integration-tests.html
+// for an explanation of why the integration tests are laid out like this.
+//
+// TL;DR single mod makes integration tests faster to compile, test, and with
+// less build artifacts.
+
+mod file_integeration_test;
+mod parser_integration_tests;