test(fixtures): Move to source code based color tests

Author: Muscraft

Cargo.lock

@@ -128,17 +128,11 @@ divan = "0.1.14"
 glob = "0.3.1"
 serde = { version = "1.0.199", features = ["derive"] }
 snapbox = { version = "0.6.0", features = ["diff", "term-svg", "cmd", "examples"] }
-toml = "0.8.0"
-tryfn = "0.2.1"
 
 [[bench]]
 name = "bench"
 harness = false
 
-[[test]]
-name = "fixtures"
-harness = false
-
 [features]
 default = []
 simd = ["memchr"]

Cargo.toml

@@ -0,0 +1,18 @@
+use annotate_snippets::{AnnotationKind, Group, Level, Renderer, Snippet};
+
+use snapbox::{assert_data_eq, file};
+
+#[test]
+fn case() {
+    let input = Level::ERROR.header("expected `.`, `=`").group(
+        Group::new().element(
+            Snippet::source("asdf")
+                .origin("Cargo.toml")
+                .line_start(1)
+                .annotation(AnnotationKind::Primary.span(4..4).label("")),
+        ),
+    );
+    let expected = file!["ann_eof.term.svg"];
+    let renderer = Renderer::styled();
+    assert_data_eq!(renderer.render(input), expected);
+}

tests/color/ann_eof.rs

@@ -0,0 +1,20 @@
+use annotate_snippets::{
+    AnnotationKind, Group, Level, Renderer, Snippet,
+};
+
+use snapbox::{assert_data_eq, file};
+
+#[test]
+fn case() {
+    let input = Level::ERROR.header("expected `.`, `=`").group(
+        Group::new().element(
+            Snippet::source("asf")
+                .origin("Cargo.toml")
+                .line_start(1)
+                .annotation(AnnotationKind::Primary.span(2..2).label("'d' belongs here")),
+        ),
+    );
+    let expected = file!["ann_insertion.term.svg"];
+    let renderer = Renderer::styled();
+    assert_data_eq!(renderer.render(input), expected);
+}

tests/fixtures/color/ann_eof.svg renamed to tests/color/ann_eof.term.svg

@@ -0,0 +1,33 @@
+use annotate_snippets::{
+    AnnotationKind, Group, Level, Renderer, Snippet,
+};
+
+use snapbox::{assert_data_eq, file};
+
+#[test]
+fn case() {
+    let source = r#"                        if let DisplayLine::Source {
+                            ref mut inline_marks,
+                        } = body[body_idx]
+"#;
+
+    let input = Level::ERROR
+        .header("pattern does not mention fields `lineno`, `content`")
+        .id("E0027")
+        .group(
+            Group::new().element(
+                Snippet::source(source)
+                    .origin("src/display_list.rs")
+                    .line_start(139)
+                    .fold(false)
+                    .annotation(
+                        AnnotationKind::Primary
+                            .span(31..128)
+                            .label("missing fields `lineno`, `content`"),
+                    ),
+            ),
+        );
+    let expected = file!["ann_multiline.term.svg"];
+    let renderer = Renderer::styled();
+    assert_data_eq!(renderer.render(input), expected);
+}

tests/color/ann_insertion.rs

@@ -0,0 +1,33 @@
+use annotate_snippets::{
+    AnnotationKind, Group, Level, Renderer, Snippet,
+};
+
+use snapbox::{assert_data_eq, file};
+
+#[test]
+fn case() {
+    let source = r#"This is an example
+of an edge case of an annotation overflowing
+to exactly one character on next line.
+"#;
+
+    let input = Level::ERROR
+        .header("spacing error found")
+        .id("E####")
+        .group(
+            Group::new().element(
+                Snippet::source(source)
+                    .origin("foo.txt")
+                    .line_start(26)
+                    .fold(false)
+                    .annotation(
+                        AnnotationKind::Primary
+                            .span(11..19)
+                            .label("this should not be on separate lines"),
+                    ),
+            ),
+        );
+    let expected = file!["ann_multiline2.term.svg"];
+    let renderer = Renderer::styled();
+    assert_data_eq!(renderer.render(input), expected);
+}