[PATCH v4 09/10] Test read_early_config()

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So far, we had no explicit tests of that function.

Signed-off-by: Johannes Schindelin <johannes.schindelin@xxxxxx>
---
 t/helper/test-config.c  | 15 +++++++++++++++
 t/t1309-early-config.sh | 50 +++++++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 65 insertions(+)
 create mode 100755 t/t1309-early-config.sh

diff --git a/t/helper/test-config.c b/t/helper/test-config.c
index 83a4f2ab869..8e3ed6a76cb 100644
--- a/t/helper/test-config.c
+++ b/t/helper/test-config.c
@@ -66,6 +66,16 @@ static int iterate_cb(const char *var, const char *value, void *data)
 	return 0;
 }
 
+static int early_config_cb(const char *var, const char *value, void *vdata)
+{
+	const char *key = vdata;
+
+	if (!strcmp(key, var))
+		printf("%s\n", value);
+
+	return 0;
+}
+
 int cmd_main(int argc, const char **argv)
 {
 	int i, val;
@@ -73,6 +83,11 @@ int cmd_main(int argc, const char **argv)
 	const struct string_list *strptr;
 	struct config_set cs;
 
+	if (argc == 3 && !strcmp(argv[1], "read_early_config")) {
+		read_early_config(early_config_cb, (void *)argv[2]);
+		return 0;
+	}
+
 	setup_git_directory();
 
 	git_configset_init(&cs);
diff --git a/t/t1309-early-config.sh b/t/t1309-early-config.sh
new file mode 100755
index 00000000000..0c55dee514c
--- /dev/null
+++ b/t/t1309-early-config.sh
@@ -0,0 +1,50 @@
+#!/bin/sh
+
+test_description='Test read_early_config()'
+
+. ./test-lib.sh
+
+test_expect_success 'read early config' '
+	test_config early.config correct &&
+	test-config read_early_config early.config >output &&
+	test correct = "$(cat output)"
+'
+
+test_expect_success 'in a sub-directory' '
+	test_config early.config sub &&
+	mkdir -p sub &&
+	(
+		cd sub &&
+		test-config read_early_config early.config
+	) >output &&
+	test sub = "$(cat output)"
+'
+
+test_expect_success 'ceiling' '
+	test_config early.config ceiling &&
+	mkdir -p sub &&
+	(
+		GIT_CEILING_DIRECTORIES="$PWD" &&
+		export GIT_CEILING_DIRECTORIES &&
+		cd sub &&
+		test-config read_early_config early.config
+	) >output &&
+	test -z "$(cat output)"
+'
+
+test_expect_success 'ceiling #2' '
+	mkdir -p xdg/git &&
+	git config -f xdg/git/config early.config xdg &&
+	test_config early.config ceiling &&
+	mkdir -p sub &&
+	(
+		XDG_CONFIG_HOME="$PWD"/xdg &&
+		GIT_CEILING_DIRECTORIES="$PWD" &&
+		export GIT_CEILING_DIRECTORIES XDG_CONFIG_HOME &&
+		cd sub &&
+		test-config read_early_config early.config
+	) >output &&
+	test xdg = "$(cat output)"
+'
+
+test_done
-- 
2.12.0.windows.1.7.g94dafc3b124





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