Fix not working test cases

Author: LaurenzV

scripts/gen-shaping-tests.py

@@ -38,15 +38,6 @@
     'morx_36_001',
     # ttf-parser uses different rounding, not a bug
     'fallback_positioning_001',
-
-    # text-rendering-tests tests
-    # Unknown issue. Investigate.
-    'cmap_1_004',
-    'shknda_3_031',
-    'shlana_10_028',
-    'shlana_10_041',
-    'shlana_5_010',
-    'shlana_5_012',
 ]
 
 

tests/shaping/main.rs

@@ -15,7 +15,7 @@ struct Args {
     language: Option<rustybuzz::Language>,
     script: Option<rustybuzz::Script>,
     #[allow(dead_code)]
-    remove_default_ignorables: bool, // we don't use it, but have to parse it anyway
+    remove_default_ignorables: bool,
     cluster_level: rustybuzz::BufferClusterLevel,
     features: Vec<String>,
     pre_context: Option<String>,
@@ -139,6 +139,10 @@ pub fn shape(font_path: &str, text: &str, options: &str) -> String {
     let mut buffer_flags = BufferFlags::default();
     buffer_flags.set(BufferFlags::BEGINNING_OF_TEXT, args.bot);
     buffer_flags.set(BufferFlags::END_OF_TEXT, args.eot);
+    buffer_flags.set(
+        BufferFlags::REMOVE_DEFAULT_IGNORABLES,
+        args.remove_default_ignorables,
+    );
     buffer.set_flags(buffer_flags);
 
     buffer.set_cluster_level(args.cluster_level);

tests/shaping/text_rendering_tests.rs

@@ -662,6 +662,18 @@ fn cmap_1_003() {
     );
 }
 
+#[test]
+fn cmap_1_004() {
+    assert_eq!(
+        shape(
+            "tests/fonts/text-rendering-tests/TestCMAP14.otf",
+            "\u{82A6}\u{E0102}",
+            "--ned --remove-default-ignorables",
+        ),
+        "uni82A6_uE0100"
+    );
+}
+
 #[test]
 fn cmap_2_001() {
     assert_eq!(
@@ -9897,6 +9909,21 @@ fn shknda_3_030() {
     );
 }
 
+#[test]
+fn shknda_3_031() {
+    assert_eq!(
+        shape(
+            "tests/fonts/text-rendering-tests/NotoSansKannada-Regular.ttf",
+            "\u{0C86}\u{0CCD}\u{0CAF}\u{0C95}\u{0CCD}\u{0CB7}\u{0CBF}\u{0CB8}\u{0CCD}\u{200C}",
+            "--ned --remove-default-ignorables",
+        ),
+        "gid7|\
+         gid122@1717,0|\
+         gid285@2249,0|\
+         gid200@3425,0"
+    );
+}
+
 #[test]
 fn shlana_1_001() {
     assert_eq!(
@@ -11081,6 +11108,24 @@ fn shlana_10_027() {
     );
 }
 
+#[test]
+fn shlana_10_028() {
+    assert_eq!(
+        shape(
+            "tests/fonts/text-rendering-tests/TestShapeLana.ttf",
+            "\u{1A32}\u{1A6C}\u{1A74}\u{1A75}\u{034F}\u{1A6F}\u{1A60}\u{1A36}",
+            "--ned --remove-default-ignorables",
+        ),
+        "uni1A32|\
+         uni1A6C.wide@1910,0|\
+         uni1A74@1560,0|\
+         uni1A75@1560,732|\
+         uni1A6F@1910,0|\
+         uni25CC@4154,0|\
+         uni1A601A36@5366,0"
+    );
+}
+
 #[test]
 fn shlana_10_029() {
     assert_eq!(
@@ -11277,6 +11322,21 @@ fn shlana_10_040() {
     );
 }
 
+#[test]
+fn shlana_10_041() {
+    assert_eq!(
+        shape(
+            "tests/fonts/text-rendering-tests/TestShapeLana.ttf",
+            "\u{1A32}\u{1A66}\u{034F}\u{1A63}\u{1A60}\u{1A3F}",
+            "--ned --remove-default-ignorables",
+        ),
+        "uni1A32|\
+         uni1A66@1560,0|\
+         uni1A63@1910,0|\
+         uni1A601A3F@3122,0"
+    );
+}
+
 #[test]
 fn shlana_10_042() {
     assert_eq!(
@@ -12341,6 +12401,24 @@ fn shlana_5_009() {
     );
 }
 
+#[test]
+fn shlana_5_010() {
+    assert_eq!(
+        shape(
+            "tests/fonts/text-rendering-tests/TestShapeLana.ttf",
+            "\u{1A34}\u{1A64}\u{1A74}\u{1A36}\u{1A60}\u{1A45}\u{200C}\u{1A63}\u{1A60}\u{1A3F}",
+            "--ned --remove-default-ignorables",
+        ),
+        "uni1A34|\
+         uni1A74@1212,0|\
+         uni1A64@1212,0|\
+         uni1A36@1676,0|\
+         uni1A601A45@2888,0|\
+         uni1A63@2888,0|\
+         uni1A601A3F@4100,0"
+    );
+}
+
 #[test]
 fn shlana_5_011() {
     assert_eq!(
@@ -12359,6 +12437,19 @@ fn shlana_5_011() {
     );
 }
 
+#[test]
+fn shlana_5_012() {
+    assert_eq!(
+        shape(
+            "tests/fonts/text-rendering-tests/TestShapeLana.ttf",
+            "\u{1A36}\u{200C}\u{1A63}",
+            "--ned --remove-default-ignorables",
+        ),
+        "uni1A36|\
+         uni1A63@1212,0"
+    );
+}
+
 #[test]
 fn shlana_5_013() {
     assert_eq!(