From 502d3290fb88d8a871b0824adc7987a98104933d Mon Sep 17 00:00:00 2001
From: Skyler Hawthorne <skyler@dead10ck.com>
Date: Mon, 17 Jan 2022 19:04:40 -0500
Subject: [PATCH] improve test harness

* Use new macro syntax for encoding sequences of keys
* Make convenience helpers for common test pattern
* Use indoc for inline indented raw strings
* Add feature flag for integration testing to disable rendering
---
 Cargo.lock                      | 285 +++++++++++++++++++++-----------
 helix-core/Cargo.toml           |   1 +
 helix-loader/src/lib.rs         |  10 +-
 helix-term/Cargo.toml           |   5 +
 helix-term/src/application.rs   |  20 ++-
 helix-term/tests/integration.rs | 163 ++++++++++++++++--
 helix-view/src/editor.rs        |   1 +
 7 files changed, 359 insertions(+), 126 deletions(-)

diff --git a/Cargo.lock b/Cargo.lock
index ddf267906..39afd1414 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -13,9 +13,9 @@ dependencies = [
 
 [[package]]
 name = "anyhow"
-version = "1.0.57"
+version = "1.0.53"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "08f9b8508dccb7687a1d6c4ce66b2b0ecef467c94667de27d8d7fe1f8d2a9cdc"
+checksum = "94a45b455c14666b85fc40a019e8ab9eb75e3a124e05494f5397122bc9eb06e0"
 
 [[package]]
 name = "arc-swap"
@@ -25,9 +25,9 @@ checksum = "c5d78ce20460b82d3fa150275ed9d55e21064fc7951177baacf86a145c4a4b1f"
 
 [[package]]
 name = "autocfg"
-version = "1.1.0"
+version = "1.0.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d468802bab17cbc0cc575e9b053f41e72aa36bfa6b7f55e3529ffa43161b97fa"
+checksum = "cdb031dd78e28731d87d56cc8ffef4a8f36ca26c38fe2de700543e627f8a464a"
 
 [[package]]
 name = "bitflags"
@@ -66,9 +66,9 @@ checksum = "df8670b8c7b9dae1793364eafadf7239c40d669904660c5960d74cfd80b46a53"
 
 [[package]]
 name = "cc"
-version = "1.0.73"
+version = "1.0.72"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2fff2a6927b3bb87f9595d67196a70493f627687a71d87a0d692242c33f58c11"
+checksum = "22a9137b95ea06864e018375b72adfb7db6e6f68cfc8df5a04d00288050485ee"
 
 [[package]]
 name = "cfg-if"
@@ -121,9 +121,9 @@ dependencies = [
 
 [[package]]
 name = "crossbeam-utils"
-version = "0.8.8"
+version = "0.8.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0bf124c720b7686e3c2663cf54062ab0f68a88af2fb6a030e87e30bf721fcb38"
+checksum = "b5e5bed1f1c269533fa816a0a5492b3545209a205ca1a54842be180eb63a16a6"
 dependencies = [
  "cfg-if",
  "lazy_static",
@@ -131,15 +131,15 @@ dependencies = [
 
 [[package]]
 name = "crossterm"
-version = "0.23.2"
+version = "0.23.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a2102ea4f781910f8a5b98dd061f4c2023f479ce7bb1236330099ceb5a93cf17"
+checksum = "77b75a27dc8d220f1f8521ea69cd55a34d720a200ebb3a624d9aa19193d3b432"
 dependencies = [
  "bitflags",
  "crossterm_winapi",
  "futures-core",
  "libc",
- "mio",
+ "mio 0.7.14",
  "parking_lot",
  "signal-hook",
  "signal-hook-mio",
@@ -184,9 +184,9 @@ checksum = "e78d4f1cc4ae33bbfc157ed5d5a5ef3bc29227303d595861deb238fcec4e9457"
 
 [[package]]
 name = "encoding_rs"
-version = "0.8.31"
+version = "0.8.30"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9852635589dc9f9ea1b6fe9f05b50ef208c85c834a562f0c6abb1c475736ec2b"
+checksum = "7896dc8abb250ffdda33912550faa54c88ec8b998dec0b2c55ab224921ce11df"
 dependencies = [
  "cfg-if",
 ]
@@ -293,9 +293,9 @@ dependencies = [
 
 [[package]]
 name = "getrandom"
-version = "0.2.6"
+version = "0.2.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9be70c98951c83b8d2f8f60d7065fa6d5146873094452a1008da8c2f1e4205ad"
+checksum = "418d37c8b1d42553c93648be529cb70f920d3baf8ef469b74b9638df426e0b4c"
 dependencies = [
  "cfg-if",
  "libc",
@@ -452,6 +452,7 @@ dependencies = [
  "helix-tui",
  "helix-view",
  "ignore",
+ "indoc",
  "log",
  "once_cell",
  "pulldown-cmark",
@@ -460,6 +461,7 @@ dependencies = [
  "serde_json",
  "signal-hook",
  "signal-hook-tokio",
+ "smallvec",
  "tokio",
  "tokio-stream",
  "toml",
@@ -544,11 +546,20 @@ dependencies = [
  "winapi-util",
 ]
 
+[[package]]
+name = "indoc"
+version = "1.0.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e5a75aeaaef0ce18b58056d306c27b07436fbb34b8816c53094b76dd81803136"
+dependencies = [
+ "unindent",
+]
+
 [[package]]
 name = "itoa"
-version = "1.0.2"
+version = "1.0.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "112c678d4050afce233f4f2852bb2eb519230b3cf12f33585275537d7e41578d"
+checksum = "1aab8fc367588b89dcee83ab0fd66b72b50b72fa1904d7095045ace2b0c81c35"
 
 [[package]]
 name = "lazy_static"
@@ -558,9 +569,9 @@ checksum = "e2abad23fbc42b3700f2f279844dc832adb2b2eb069b2df918f455c4e18cc646"
 
 [[package]]
 name = "libc"
-version = "0.2.126"
+version = "0.2.125"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "349d5a591cd28b49e1d1037471617a32ddcda5731b99419008085f72d5a53836"
+checksum = "5916d2ae698f6de9bfb891ad7a8d65c09d232dc58cc4ac433c7da3b2fd84bc2b"
 
 [[package]]
 name = "libloading"
@@ -574,19 +585,18 @@ dependencies = [
 
 [[package]]
 name = "lock_api"
-version = "0.4.7"
+version = "0.4.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "327fa5b6a6940e4699ec49a9beae1ea4845c6bab9314e4f84ac68742139d8c53"
+checksum = "88943dd7ef4a2e5a4bfa2753aaab3013e34ce2533d1996fb18ef591e315e2b3b"
 dependencies = [
- "autocfg",
  "scopeguard",
 ]
 
 [[package]]
 name = "log"
-version = "0.4.17"
+version = "0.4.14"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "abb12e687cfb44aa40f41fc3978ef76448f9b6038cad6aef4259d3c095a2382e"
+checksum = "51b9bbe6c47d51fc3e1a9b945965946b4c44142ab8792c50835a980d362c2710"
 dependencies = [
  "cfg-if",
 ]
@@ -612,9 +622,9 @@ checksum = "a3e378b66a060d48947b590737b30a1be76706c8dd7b8ba0f2fe3989c68a853f"
 
 [[package]]
 name = "memchr"
-version = "2.5.0"
+version = "2.4.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2dffe52ecf27772e601905b7522cb4ef790d2cc203488bbd0e2fe85fcb74566d"
+checksum = "308cc39be01b73d0d18f82a0e7b2a3df85245f84af96fdddc5d202d27e47b86a"
 
 [[package]]
 name = "memmap2"
@@ -625,6 +635,19 @@ dependencies = [
  "libc",
 ]
 
+[[package]]
+name = "mio"
+version = "0.7.14"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8067b404fe97c70829f082dec8bcf4f71225d7eaea1d8645349cb76fa06205cc"
+dependencies = [
+ "libc",
+ "log",
+ "miow",
+ "ntapi",
+ "winapi",
+]
+
 [[package]]
 name = "mio"
 version = "0.8.3"
@@ -634,14 +657,32 @@ dependencies = [
  "libc",
  "log",
  "wasi 0.11.0+wasi-snapshot-preview1",
- "windows-sys",
+ "windows-sys 0.36.1",
+]
+
+[[package]]
+name = "miow"
+version = "0.3.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b9f1c5b025cda876f66ef43a113f91ebc9f4ccef34843000e0adf6ebbab84e21"
+dependencies = [
+ "winapi",
+]
+
+[[package]]
+name = "ntapi"
+version = "0.3.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3f6bb902e437b6d86e03cce10a7e2af662292c5dfef23b65899ea3ac9354ad44"
+dependencies = [
+ "winapi",
 ]
 
 [[package]]
 name = "num-integer"
-version = "0.1.45"
+version = "0.1.44"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "225d3389fb3509a24c93f5c29eb6bde2586b98d9f016636dff58d7c6f7569cd9"
+checksum = "d2cc698a63b549a70bc047073d2949cce27cd1c7b0a4a862d08a8031bc2801db"
 dependencies = [
  "autocfg",
  "num-traits",
@@ -649,9 +690,9 @@ dependencies = [
 
 [[package]]
 name = "num-traits"
-version = "0.2.15"
+version = "0.2.14"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "578ede34cf02f8924ab9447f50c28075b4d3e5b269972345e7e0372b38c6cdcd"
+checksum = "9a64b1ec5cda2586e284722486d802acf1f7dbdc623e2bfc57e65ca1cd099290"
 dependencies = [
  "autocfg",
 ]
@@ -684,15 +725,15 @@ dependencies = [
 
 [[package]]
 name = "parking_lot_core"
-version = "0.9.3"
+version = "0.9.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "09a279cbf25cb0757810394fbc1e359949b59e348145c643a939a525692e6929"
+checksum = "28141e0cc4143da2443301914478dc976a61ffdb3f043058310c70df2fed8954"
 dependencies = [
  "cfg-if",
  "libc",
  "redox_syscall",
  "smallvec",
- "windows-sys",
+ "windows-sys 0.32.0",
 ]
 
 [[package]]
@@ -703,9 +744,9 @@ checksum = "d4fd5641d01c8f18a23da7b6fe29298ff4b55afcccdf78973b24cf3175fee32e"
 
 [[package]]
 name = "pin-project-lite"
-version = "0.2.9"
+version = "0.2.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e0a7ae3ac2f1173085d398531c705756c94a4c56843785df85a60c1a0afac116"
+checksum = "e280fbe77cc62c91527259e9442153f4688736748d24660126286329742b4c6c"
 
 [[package]]
 name = "pin-utils"
@@ -715,11 +756,11 @@ checksum = "8b870d8c151b6f2fb93e84a13146138f05d02ed11c7e7c54f8826aaaf7c9f184"
 
 [[package]]
 name = "proc-macro2"
-version = "1.0.39"
+version = "1.0.36"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c54b25569025b7fc9651de43004ae593a75ad88543b17178aa5e1b9c4f15f56f"
+checksum = "c7342d5883fbccae1cc37a2353b09c87c9b0f3afd73f5fb9bba687a1f733b029"
 dependencies = [
- "unicode-ident",
+ "unicode-xid",
 ]
 
 [[package]]
@@ -744,18 +785,18 @@ dependencies = [
 
 [[package]]
 name = "quote"
-version = "1.0.18"
+version = "1.0.15"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a1feb54ed693b93a84e14094943b84b7c4eae204c512b7ccb95ab0c66d278ad1"
+checksum = "864d3e96a899863136fc6e99f3d7cae289dafe43bf2c5ac19b70df7210c0a145"
 dependencies = [
  "proc-macro2",
 ]
 
 [[package]]
 name = "rand"
-version = "0.8.5"
+version = "0.8.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "34af8d1a0e25924bc5b7c43c079c942339d8f0a8b57c39049bef581b46327404"
+checksum = "2e7573632e6454cf6b99d7aac4ccca54be06da05aca2ef7423d22d27d4d4bcd8"
 dependencies = [
  "rand_core",
 ]
@@ -771,29 +812,28 @@ dependencies = [
 
 [[package]]
 name = "redox_syscall"
-version = "0.2.13"
+version = "0.2.10"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "62f25bc4c7e55e0b0b7a1d43fb893f4fa1361d0abe38b9ce4f323c2adfe6ef42"
+checksum = "8383f39639269cde97d255a32bdb68c047337295414940c68bdd30c2e13203ff"
 dependencies = [
  "bitflags",
 ]
 
 [[package]]
 name = "redox_users"
-version = "0.4.3"
+version = "0.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b033d837a7cf162d7993aded9304e30a83213c648b6e389db233191f891e5c2b"
+checksum = "528532f3d801c87aec9def2add9ca802fe569e44a544afe633765267840abe64"
 dependencies = [
  "getrandom",
  "redox_syscall",
- "thiserror",
 ]
 
 [[package]]
 name = "regex"
-version = "1.5.6"
+version = "1.5.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d83f127d94bdbcda4c8cc2e50f6f84f4b611f69c902699ca385a39c3a75f9ff1"
+checksum = "d07a8629359eb56f1e2fb1652bb04212c072a87ba68546a04065d525673ac461"
 dependencies = [
  "aho-corasick",
  "memchr",
@@ -808,15 +848,15 @@ checksum = "6c230d73fb8d8c1b9c0b3135c5142a8acee3a0558fb8db5cf1cb65f8d7862132"
 
 [[package]]
 name = "regex-syntax"
-version = "0.6.26"
+version = "0.6.25"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "49b3de9ec5dc0a3417da371aab17d729997c15010e7fd24ff707773a33bddb64"
+checksum = "f497285884f3fcff424ffc933e56d7cbca511def0c9831a7f9b5f6153e3cc89b"
 
 [[package]]
 name = "retain_mut"
-version = "0.1.9"
+version = "0.1.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4389f1d5789befaf6029ebd9f7dac4af7f7e3d61b69d4f30e2ac02b57e7712b0"
+checksum = "8c31b5c4033f8fdde8700e4657be2c497e7288f01515be52168c631e2e4d4086"
 
 [[package]]
 name = "ropey"
@@ -830,9 +870,9 @@ dependencies = [
 
 [[package]]
 name = "ryu"
-version = "1.0.10"
+version = "1.0.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f3f6f92acf49d1b98f7a81226834412ada05458b7364277387724a237f062695"
+checksum = "73b4b750c782965c211b42f022f59af1fbceabdd026623714f104152f1ec149f"
 
 [[package]]
 name = "same-file"
@@ -851,18 +891,18 @@ checksum = "d29ab0c6d3fc0ee92fe66e2d99f700eab17a8d57d1c1d3b748380fb20baa78cd"
 
 [[package]]
 name = "serde"
-version = "1.0.137"
+version = "1.0.136"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "61ea8d54c77f8315140a05f4c7237403bf38b72704d031543aa1d16abbf517d1"
+checksum = "ce31e24b01e1e524df96f1c2fdd054405f8d7376249a5110886fb4b658484789"
 dependencies = [
  "serde_derive",
 ]
 
 [[package]]
 name = "serde_derive"
-version = "1.0.137"
+version = "1.0.136"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1f26faba0c3959972377d3b2d306ee9f71faee9714294e41bb777f83f88578be"
+checksum = "08597e7152fcd306f41838ed3e37be9eaeed2b61c42e2117266a554fab4662f9"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -871,9 +911,9 @@ dependencies = [
 
 [[package]]
 name = "serde_json"
-version = "1.0.81"
+version = "1.0.79"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9b7ce2b32a1aed03c558dc61a5cd328f15aff2dbc17daad8fb8af04d2100e15c"
+checksum = "8e8d9fa5c3b304765ce1fd9c4c8a3de2c8db365a5b91be52f186efc675681d95"
 dependencies = [
  "itoa",
  "ryu",
@@ -882,9 +922,9 @@ dependencies = [
 
 [[package]]
 name = "serde_repr"
-version = "0.1.8"
+version = "0.1.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a2ad84e47328a31223de7fed7a4f5087f2d6ddfe586cf3ca25b7a165bc0a5aed"
+checksum = "98d0516900518c29efa217c298fa1f4e6c6ffc85ae29fd7f4ee48f176e1a9ed5"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -903,12 +943,12 @@ dependencies = [
 
 [[package]]
 name = "signal-hook-mio"
-version = "0.2.3"
+version = "0.2.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "29ad2e15f37ec9a6cc544097b78a1ec90001e9f71b81338ca39f430adaca99af"
+checksum = "29fd5867f1c4f2c5be079aee7a2adf1152ebb04a4bc4d341f504b7dece607ed4"
 dependencies = [
  "libc",
- "mio",
+ "mio 0.7.14",
  "signal-hook",
 ]
 
@@ -941,9 +981,9 @@ checksum = "2e24979f63a11545f5f2c60141afe249d4f19f84581ea2138065e400941d83d3"
 
 [[package]]
 name = "slab"
-version = "0.4.6"
+version = "0.4.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "eb703cfe953bccee95685111adeedb76fabe4e97549a58d16f03ea7b9367bb32"
+checksum = "9def91fd1e018fe007022791f865d0ccc9b3a0d5001e01aabb8b40e46000afb5"
 
 [[package]]
 name = "slotmap"
@@ -995,9 +1035,9 @@ checksum = "a2eb9349b6444b326872e140eb1cf5e7c522154d69e7a0ffb0fb81c06b37543f"
 
 [[package]]
 name = "str-buf"
-version = "1.0.6"
+version = "1.0.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9e08d8363704e6c71fc928674353e6b7c23dcea9d82d7012c8faf2a3a025f8d0"
+checksum = "d44a3643b4ff9caf57abcee9c2c621d6c03d9135e0d8b589bd9afb5992cb176a"
 
 [[package]]
 name = "str_indices"
@@ -1007,13 +1047,13 @@ checksum = "9d9199fa80c817e074620be84374a520062ebac833f358d74b37060ce4a0f2c0"
 
 [[package]]
 name = "syn"
-version = "1.0.95"
+version = "1.0.86"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "fbaf6116ab8924f39d52792136fb74fd60a80194cf1b1c6ffa6453eef1c3f942"
+checksum = "8a65b3f4ffa0092e9887669db0eae07941f023991ab58ea44da8fe8e2d511c6b"
 dependencies = [
  "proc-macro2",
  "quote",
- "unicode-ident",
+ "unicode-xid",
 ]
 
 [[package]]
@@ -1029,18 +1069,18 @@ dependencies = [
 
 [[package]]
 name = "thiserror"
-version = "1.0.31"
+version = "1.0.30"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "bd829fe32373d27f76265620b5309d0340cb8550f523c1dda251d6298069069a"
+checksum = "854babe52e4df1653706b98fcfc05843010039b406875930a70e4d9644e5c417"
 dependencies = [
  "thiserror-impl",
 ]
 
 [[package]]
 name = "thiserror-impl"
-version = "1.0.31"
+version = "1.0.30"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0396bc89e626244658bef819e22d0cc459e795a5ebe878e6ec336d1674a8d79a"
+checksum = "aa32fd3f627f367fe16f893e2597ae3c05020f8bba2666a4e6ea73d377e5714b"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -1067,9 +1107,9 @@ dependencies = [
 
 [[package]]
 name = "tinyvec"
-version = "1.6.0"
+version = "1.5.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "87cc5ceb3875bb20c2890005a4e226a4651264a5c75edb2421b52861a0a0cb50"
+checksum = "2c1c1d5a42b6245520c249549ec267180beaffcc0615401ac8e31853d4b6d8d2"
 dependencies = [
  "tinyvec_macros",
 ]
@@ -1089,7 +1129,7 @@ dependencies = [
  "bytes",
  "libc",
  "memchr",
- "mio",
+ "mio 0.8.3",
  "num_cpus",
  "once_cell",
  "parking_lot",
@@ -1133,9 +1173,9 @@ dependencies = [
 
 [[package]]
 name = "tree-sitter"
-version = "0.20.6"
+version = "0.20.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "09b3b781640108d29892e8b9684642d2cda5ea05951fd58f0fea1db9edeb9b71"
+checksum = "4e34327f8eac545e3f037382471b2b19367725a242bba7bc45edb9efb49fe39a"
 dependencies = [
  "cc",
  "regex",
@@ -1152,9 +1192,9 @@ dependencies = [
 
 [[package]]
 name = "unicode-bidi"
-version = "0.3.8"
+version = "0.3.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "099b7128301d285f79ddd55b9a83d5e6b9e97c92e0ea0daebee7263e932de992"
+checksum = "1a01404663e3db436ed2746d9fefef640d868edae3cceb81c3b8d5732fda678f"
 
 [[package]]
 name = "unicode-general-category"
@@ -1162,12 +1202,6 @@ version = "0.5.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "1218098468b8085b19a2824104c70d976491d247ce194bbd9dc77181150cdfd6"
 
-[[package]]
-name = "unicode-ident"
-version = "1.0.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d22af068fba1eb5edcb4aea19d382b2a3deb4c8f9d475c589b6ada9e0fd493ee"
-
 [[package]]
 name = "unicode-linebreak"
 version = "0.1.2"
@@ -1198,6 +1232,18 @@ version = "0.1.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "3ed742d4ea2bd1176e236172c8429aaf54486e7ac098db29ffe6529e0ce50973"
 
+[[package]]
+name = "unicode-xid"
+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 = "url"
 version = "2.2.2"
@@ -1242,9 +1288,9 @@ checksum = "9c8d87e72b64a3b4db28d11ce29237c246188f4f51057d65a7eab63b7987e423"
 
 [[package]]
 name = "which"
-version = "4.2.5"
+version = "4.2.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5c4fb54e6113b6a8772ee41c3404fb0301ac79604489467e0a9ce1f3e97c24ae"
+checksum = "2a5a7e487e921cf220206864a94a89b6c6905bfc19f1057fa26a4cb360e5c1d2"
 dependencies = [
  "either",
  "lazy_static",
@@ -1282,43 +1328,86 @@ version = "0.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "712e227841d057c1ee1cd2fb22fa7e5a5461ae8e48fa2ca79ec42cfc1931183f"
 
+[[package]]
+name = "windows-sys"
+version = "0.32.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3df6e476185f92a12c072be4a189a0210dcdcf512a1891d6dff9edb874deadc6"
+dependencies = [
+ "windows_aarch64_msvc 0.32.0",
+ "windows_i686_gnu 0.32.0",
+ "windows_i686_msvc 0.32.0",
+ "windows_x86_64_gnu 0.32.0",
+ "windows_x86_64_msvc 0.32.0",
+]
+
 [[package]]
 name = "windows-sys"
 version = "0.36.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "ea04155a16a59f9eab786fe12a4a450e75cdb175f9e0d80da1e17db09f55b8d2"
 dependencies = [
- "windows_aarch64_msvc",
- "windows_i686_gnu",
- "windows_i686_msvc",
- "windows_x86_64_gnu",
- "windows_x86_64_msvc",
+ "windows_aarch64_msvc 0.36.1",
+ "windows_i686_gnu 0.36.1",
+ "windows_i686_msvc 0.36.1",
+ "windows_x86_64_gnu 0.36.1",
+ "windows_x86_64_msvc 0.36.1",
 ]
 
+[[package]]
+name = "windows_aarch64_msvc"
+version = "0.32.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d8e92753b1c443191654ec532f14c199742964a061be25d77d7a96f09db20bf5"
+
 [[package]]
 name = "windows_aarch64_msvc"
 version = "0.36.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "9bb8c3fd39ade2d67e9874ac4f3db21f0d710bee00fe7cab16949ec184eeaa47"
 
+[[package]]
+name = "windows_i686_gnu"
+version = "0.32.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6a711c68811799e017b6038e0922cb27a5e2f43a2ddb609fe0b6f3eeda9de615"
+
 [[package]]
 name = "windows_i686_gnu"
 version = "0.36.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "180e6ccf01daf4c426b846dfc66db1fc518f074baa793aa7d9b9aaeffad6a3b6"
 
+[[package]]
+name = "windows_i686_msvc"
+version = "0.32.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "146c11bb1a02615db74680b32a68e2d61f553cc24c4eb5b4ca10311740e44172"
+
 [[package]]
 name = "windows_i686_msvc"
 version = "0.36.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "e2e7917148b2812d1eeafaeb22a97e4813dfa60a3f8f78ebe204bcc88f12f024"
 
+[[package]]
+name = "windows_x86_64_gnu"
+version = "0.32.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c912b12f7454c6620635bbff3450962753834be2a594819bd5e945af18ec64bc"
+
 [[package]]
 name = "windows_x86_64_gnu"
 version = "0.36.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "4dcd171b8776c41b97521e5da127a2d86ad280114807d0b2ab1e462bc764d9e1"
 
+[[package]]
+name = "windows_x86_64_msvc"
+version = "0.32.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "504a2476202769977a040c6364301a3f65d0cc9e3fb08600b2bda150a0488316"
+
 [[package]]
 name = "windows_x86_64_msvc"
 version = "0.36.1"
diff --git a/helix-core/Cargo.toml b/helix-core/Cargo.toml
index 6574d144b..5eb3b621a 100644
--- a/helix-core/Cargo.toml
+++ b/helix-core/Cargo.toml
@@ -12,6 +12,7 @@ include = ["src/**/*", "README.md"]
 
 [features]
 unicode-lines = ["ropey/unicode_lines"]
+integration = []
 
 [dependencies]
 helix-loader = { version = "0.6", path = "../helix-loader" }
diff --git a/helix-loader/src/lib.rs b/helix-loader/src/lib.rs
index 767bff7a4..595ac7aa5 100644
--- a/helix-loader/src/lib.rs
+++ b/helix-loader/src/lib.rs
@@ -11,17 +11,17 @@ pub fn runtime_dir() -> std::path::PathBuf {
         return dir.into();
     }
 
+    if let Ok(dir) = std::env::var("CARGO_MANIFEST_DIR") {
+        // this is the directory of the crate being run by cargo, we need the workspace path so we take the parent
+        return std::path::PathBuf::from(dir).parent().unwrap().join(RT_DIR);
+    }
+
     const RT_DIR: &str = "runtime";
     let conf_dir = config_dir().join(RT_DIR);
     if conf_dir.exists() {
         return conf_dir;
     }
 
-    if let Ok(dir) = std::env::var("CARGO_MANIFEST_DIR") {
-        // this is the directory of the crate being run by cargo, we need the workspace path so we take the parent
-        return std::path::PathBuf::from(dir).parent().unwrap().join(RT_DIR);
-    }
-
     // fallback to location of the executable being run
     std::env::current_exe()
         .ok()
diff --git a/helix-term/Cargo.toml b/helix-term/Cargo.toml
index 0f80c416a..05f8eed4c 100644
--- a/helix-term/Cargo.toml
+++ b/helix-term/Cargo.toml
@@ -17,6 +17,7 @@ app = true
 
 [features]
 unicode-lines = ["helix-core/unicode-lines"]
+integration = []
 
 [[bin]]
 name = "hx"
@@ -73,3 +74,7 @@ signal-hook-tokio = { version = "0.3", features = ["futures-v0_3"] }
 
 [build-dependencies]
 helix-loader = { version = "0.6", path = "../helix-loader" }
+
+[dev-dependencies]
+smallvec = "1.8"
+indoc = "1.0.3"
diff --git a/helix-term/src/application.rs b/helix-term/src/application.rs
index 09b7836fd..21595eae7 100644
--- a/helix-term/src/application.rs
+++ b/helix-term/src/application.rs
@@ -187,13 +187,21 @@ impl Application {
     }
 
     fn render(&mut self) {
-        let mut cx = crate::compositor::Context {
-            editor: &mut self.editor,
-            jobs: &mut self.jobs,
-            scroll: None,
-        };
+        #[cfg(feature = "integration")]
+        return;
+
+        #[allow(unreachable_code)]
+        {
+            let compositor = &mut self.compositor;
 
-        // self.compositor.render(&mut cx);
+            let mut cx = crate::compositor::Context {
+                editor: &mut self.editor,
+                jobs: &mut self.jobs,
+                scroll: None,
+            };
+
+            compositor.render(&mut cx);
+        }
     }
 
     pub async fn event_loop(&mut self) {
diff --git a/helix-term/tests/integration.rs b/helix-term/tests/integration.rs
index 1ef618f7e..31a0d218e 100644
--- a/helix-term/tests/integration.rs
+++ b/helix-term/tests/integration.rs
@@ -1,24 +1,153 @@
-use helix_term::{application::Application, args::Args, config::Config};
-use helix_view::current;
+#[cfg(feature = "integration")]
+mod integration {
+    use std::path::PathBuf;
 
-use crossterm::event::{Event, KeyCode, KeyEvent, KeyModifiers};
+    use helix_core::{syntax::AutoPairConfig, Position, Selection, Tendril, Transaction};
+    use helix_term::{application::Application, args::Args, config::Config};
+    use helix_view::{current, doc, input::parse_macro};
 
-#[tokio::test]
-async fn it_works() {
-    let args = Args::default();
-    let config = Config::default();
-    let mut app = Application::new(args, config).unwrap();
+    use crossterm::event::{Event, KeyEvent};
+    use indoc::indoc;
 
-    let inputs = &['i', 'h', 'e', 'l', 'l', 'o', ' ', 'w', 'o', 'r', 'l', 'd'];
+    pub struct TestCase {
+        pub in_text: String,
+        pub in_selection: Selection,
+        pub in_keys: String,
+        pub out_text: String,
+        pub out_selection: Selection,
+    }
+
+    fn test_key_sequence(
+        app: Option<Application>,
+        test_case: &TestCase,
+        test_fn: &dyn Fn(&mut Application),
+    ) -> anyhow::Result<()> {
+        let mut app =
+            app.unwrap_or_else(|| Application::new(Args::default(), Config::default()).unwrap());
+
+        let (view, doc) = current!(app.editor);
+
+        doc.apply(
+            &Transaction::insert(
+                doc.text(),
+                &Selection::single(1, 0),
+                Tendril::from(&test_case.in_text),
+            )
+            .with_selection(test_case.in_selection.clone()),
+            view.id,
+        );
+
+        let input_keys = parse_macro(&test_case.in_keys)?
+            .into_iter()
+            .map(|key_event| Event::Key(KeyEvent::from(key_event)));
+
+        for key in input_keys {
+            app.handle_terminal_events(Ok(key));
+        }
+
+        test_fn(&mut app);
+
+        Ok(())
+    }
+
+    /// Use this for very simple test cases where there is one input
+    /// document, selection, and sequence of key presses, and you just
+    /// want to verify the resulting document and selection.
+    fn test_key_sequence_text_result(
+        args: Args,
+        config: Config,
+        test_case: TestCase,
+    ) -> anyhow::Result<()> {
+        let app = Application::new(args, config).unwrap();
+
+        test_key_sequence(Some(app), &test_case, &|app| {
+            let doc = doc!(app.editor);
+            assert_eq!(&test_case.out_text, doc.text());
 
-    for input in inputs {
-        // TODO: use input.parse::<KeyEvent>
-        app.handle_terminal_events(Ok(Event::Key(KeyEvent {
-            code: KeyCode::Char(*input),
-            modifiers: KeyModifiers::NONE,
-        })));
+            let mut selections: Vec<_> = doc.selections().values().cloned().collect();
+            assert_eq!(1, selections.len());
+
+            let sel = selections.pop().unwrap();
+            assert_eq!(test_case.out_selection, sel);
+        })?;
+
+        Ok(())
+    }
+
+    #[tokio::test]
+    async fn hello_world() -> anyhow::Result<()> {
+        test_key_sequence_text_result(
+            Args::default(),
+            Config::default(),
+            TestCase {
+                in_text: String::new(),
+                in_selection: Selection::single(0, 1),
+                // TODO: fix incorrect selection on new doc
+                in_keys: String::from("ihello world<esc>hl"),
+                out_text: String::from("hello world\n"),
+                out_selection: Selection::single(11, 12),
+            },
+        )?;
+
+        Ok(())
     }
 
-    let (_, doc) = current!(app.editor);
-    assert_eq!(doc.text(), "hello world\n");
+    #[tokio::test]
+    async fn auto_pairs_basic() -> anyhow::Result<()> {
+        test_key_sequence_text_result(
+            Args::default(),
+            Config::default(),
+            TestCase {
+                in_text: String::new(),
+                in_selection: Selection::single(0, 1),
+                in_keys: String::from("i(<esc>hl"),
+                out_text: String::from("()\n"),
+                out_selection: Selection::single(1, 2),
+            },
+        )?;
+
+        test_key_sequence_text_result(
+            Args::default(),
+            Config {
+                editor: helix_view::editor::Config {
+                    auto_pairs: AutoPairConfig::Enable(false),
+                    ..Default::default()
+                },
+                ..Default::default()
+            },
+            TestCase {
+                in_text: String::new(),
+                in_selection: Selection::single(0, 1),
+                in_keys: String::from("i(<esc>hl"),
+                out_text: String::from("(\n"),
+                out_selection: Selection::single(1, 2),
+            },
+        )?;
+
+        Ok(())
+    }
+
+    #[tokio::test]
+    async fn auto_indent_rs() -> anyhow::Result<()> {
+        test_key_sequence_text_result(
+            Args {
+                files: vec![(PathBuf::from("foo.c"), Position::default())],
+                ..Default::default()
+            },
+            Config::default(),
+            TestCase {
+                in_text: String::from("void foo() {}"),
+                in_selection: Selection::single(12, 13),
+                in_keys: String::from("i<ret><esc>"),
+                out_text: String::from(indoc! {r#"
+                    void foo() {
+                      
+                    }
+                "#}),
+                out_selection: Selection::single(15, 16),
+            },
+        )?;
+
+        Ok(())
+    }
 }
diff --git a/helix-view/src/editor.rs b/helix-view/src/editor.rs
index ac19def10..76ac0b51d 100644
--- a/helix-view/src/editor.rs
+++ b/helix-view/src/editor.rs
@@ -769,6 +769,7 @@ impl Editor {
         Ok(self.new_file_from_document(action, Document::from(rope, Some(encoding))))
     }
 
+    // ???
     pub fn open(&mut self, path: PathBuf, action: Action) -> Result<DocumentId, Error> {
         let path = helix_core::path::get_canonicalized_path(&path)?;
         let id = self.document_by_path(&path).map(|doc| doc.id);